Services of an audio engineer in the field of hearing aids and tinnitus masks, in particular medical-technical customization of hearing aids,  tinnitus masks and tinnitus noisers for human beings.

Performance of medical tests; music therapy and medical treatment with musical instruments or sounds, in particular for the treatment of tinnitus.

Non-metallic building materials; Non-metallic boards for building purposes; Mouldings, not of metal; Pargets; Mastics.

Handheld devices, hands-free devices;AC/DC converters;AC/DC inverters;AC/DC power supplies;Accounting apparatus;Accumulators;Adapter cables (Electric -);Adapter connectors (Electric -);Adapter plugs;Adapters [electricity];Adaptive software;Alarms and warning equipment;Alternator rectifiers;Amplifier tuners;Amplifiers;Apparatus and instruments controlling electricity;Apparatus and instruments for accumulating and storing electricity;Apparatus and instruments for conducting electricity;Apparatus and instruments for regulating electricity;Apparatus and instruments for switching electricity;Apparatus and instruments for transforming electricity;Apparatus for data processing;Apparatus for data storage;Apparatus for diagnosing electrical power installations;Apparatus for recording data;Apparatus, instruments and cables for electricity;Application software;Artificial intelligence apparatus;Balancing apparatus;Batteries;Batteries, electric;Batteries for electric vehicles;Battery adapters;Battery cables;Battery charge devices;Battery charging devices for motor vehicles;Battery charging equipment;Beacon lights [safety equipment];Cable adapters;Cable boxes (Electric -);Cable channels (Electric -);Cable connectors;Cable couplings (Electric -);Cable covers [conduits];Cable detectors;Cable ducts (Electric -);Cable harnesses;Cable identification markers for electric cables;Cable jump leads;Cable junctions for electric cables;Cable locators;Cable splices for electric cables;Cables, electric;Cables for electrical signal transmission;Cables for optical signal transmission;Calibrating apparatus;Calibration devices;Capacitance meters;Capacitators;Capacitive voltage transformers;Capacitors;Cells [electric];Chargers;Charging appliances for rechargeable equipment;Checking (supervision) apparatus and instruments;Circuit boards;Circuit boards provided with integrated circuits;Circuit breakers;Circuit closers;Circuit distributors;Circuit fuses;Circuit testers;Circuit testing instruments;Circuits [electric or electronic];Circuits for heavy current;Circulators [electric or electronic components];Communication software;Communications apparatus;Computer hardware;Computer interface apparatus;Computer programs;Computer software;Computer software packages;Computer software platforms;Computer systems;Computer utility programs [program performs computer maintenance work];Conductors, electric;Conduit couplings [electric];Conduit for electric cables;Conduits (Electricity -);Connecting electrical cables;Connecting modules for electric controls;Connecting plugs (Electric -);Connection boards [electric];Connection units (Electric -);Connectors [electricity];Control apparatus (Electric -);Control apparatus (Electronic -);Control boards (Electric -);Control installations (Electric -);Control modules (Electric or electronic -);Control panels [electricity];Controllers (regulators);Converters, electric;Current breakers;Current converters;Current limiters;Current overload protectors;Current transformers;Current-meters;Data communications apparatus;Data processing apparatus;Data processing software;Detectors;Diagnostic apparatus, not for medical purposes;Digital amplifiers;Digital electronic controllers;Digital indicators;Discharge tubes, electric, other than for lighting;Distribution boards [electricity];Distribution boxes [electricity];Distribution boxes for electrical power;Downloadable software;Dry batteries;Dry cells;Earthing apparatus;Education software;Electric accumulators;Electric adaptors;Electric and electronic components;Electric boosters;Electric breakers [switches];Electric cables and wires;Electric capacitors;Electric cells;Electric circuits;Electric conductors;Electric connections;Electric contacts;Electric control apparatus;Electric control devices for energy management;Electric control panels;Electric control valves;Electric converters;Electric current adaptors;Electric current control devices;Electric current meters;Electric current rectifiers;Electric current sensors;Electric current switches;Electric current transformers;Electric flow meters;Electric inverters;Electric junction boxes;Electric loss indicators;Electric measuring instruments;Electric monitoring apparatus;Electric motor checking [monitoring or supervision] apparatus;Electric oscillators;Electric outlet covers;Electric plug adapters;Electric plugs;Electric pocket translators;Electric power analyzers;Electric power controllers;Electric power converters;Electric power distribution apparatus;Electric power distribution machines;Electric power supply sockets;Electric power supply units;Electric power units;Electric rectifiers;Electric relays;Electric resistances;Electric resistors;Electric sensors;Electric sockets;Electric storage batteries;Electric switch plates;Electric switchboxes;Electric switches;Electric terminals;Electric voltage transformers;Electrical amplifiers;Electrical and electronic connectors;Electrical cable;Electrical cable connectors;Electrical capacitors;Electrical cells and batteries;Electrical charge controllers;Electrical circuits;Electrical conductors;Electrical conduits;Electrical connection boxes;Electrical connectors;Electrical contacts;Electrical control boards;Electrical control circuits;Electrical control panels;Electrical controllers;Electrical converters;Electrical couplings;Electrical distribution boxes;Electrical distributors;Electrical engineering software;Electrical extension leads;Electrical frequency converters;Electrical fuses;Electrical header connectors;Electrical inductors;Electrical limiters;Electrical meters;Electrical power control apparatus;Electrical power outlet boxes;Electrical receivers;Electrical recorders;Electrical rectifiers;Electrical reducing transformers;Electrical resistance coils;Electrical resistance elements;Electrical resistors;Electrical sensors;Electrical signal attenuators;Electrical signalling apparatus;Electrical sockets;Electrical surge arrestors;Electrical switch assemblies;Electrical switches;Electrical terminals;Electrical test apparatus;Electrical transmitters;Electrical wiring installations;Electricity conduits;Electricity connectors;Electricity control panels;Electricity ducts;Electricity indicators;Electricity inverters;Electricity limiters;Electricity mains apparatus;Electricity mains (Materials for -) [wires, cables];Electricity measuring instruments;Electricity metering apparatus;Electricity meters;Electricity storage apparatus;Electricity transformers;Electrified fences;Electromagnetic coils;Electromagnetic conduits;Electromagnetic measuring detectors;Electromagnetic relays;Electromagnetic switches;Electronic cables;Electronic chips;Electronic circuits;Electronic components;Electronic connectors;Electronic control apparatus;Electronic control instruments;Electronic controllers;Electronic device software drivers that allow computer hardware and electronic devices to communicate with each other;Electronic digitisers;Electronic encryption units;Electronic frequency converters for high velocity electro motors;Electronic indicator boards;Electronic integrated circuits;Electronic power controllers;Electronic power supplies;Electronic power transformers;Electronic pressure sensors;Electronic process control units;Electronic regulators;Electronic relays;Electronic sensors;Electronic signal transmitters;Encoded programs;Encoding and decoding apparatus and instruments;Energy control devices;Energy regulators;Equalizers;Fault current breakers;Fault voltage breakers;Financial management software;Flexible circuit boards;Flow control installations [electric];Flow measuring apparatus;Frequency changers;Frequency indicators;Frequency meters;Frequency stabilizers;Frequency transformers;Fuse boxes;Fuses;Gas detecting apparatus;Gas flow meters;Gas flow monitors;Gas sensors;Gas testing instruments;Handheld computers;Handheld personal computers;Heat detecting apparatus;Heat sensing identification indicators;High frequency convertors;High frequency switches;High frequency transducers;High voltage capacitors;High voltage multipliers;High voltage reactors;High voltage transformers;High-frequency apparatus;Holograms;Humidity sensors;Hybrid circuits;Hybrid integrated circuits;Instructional and teaching apparatus and instruments;Instructional apparatus;Instruments for diagnosis [for scientific use];Instruments for signalling;Integrated circuits;Junction boxes;Junctions [electrical];Laboratory instruments [other than for medical use];Lasers;Leak detection apparatus;Leak testing apparatus;LED displays;Level controllers [electrical apparatus];Level indicators;Level switches;Levelling instruments;Light dimmers;Light emitting diodes (LEDs);Light sensors;Light switches;Light-conducting filaments;Lighting control apparatus;Magnetic detectors;Magnetic flux sensors;Mains distribution panels (Electric -);Mains monitoring apparatus (Electric -);Mains power units (Electric -);Mains testers (Electric -);Mains transformers (Electric -);Maintenance software;Male connectors for electrical cables;Measuring apparatus and instruments;Measuring, counting, alignment and calibrating instruments;Measuring, detecting and monitoring instruments, indicators and controllers;Mechanical contact switches;Mechanical dialling locks [electric];Mechanised coding apparatus;Microchips;Microelectronic components;Microwave components;Mobile apps;Mobile data apparatus;Monitoring apparatus, electric;Monitoring units [electric];Network communication apparatus;Network management apparatus;Operating system programs;Operation control panels [electric];Packaged software;Panel boards [electricity];Panel connectors [electric];Panels for the control of electricity;Panels for the distribution of electricity;Particle flow monitors;Physical analysing apparatus [other than for medical use];Plug connectors;Plug-in connectors;Plugs, sockets and other contacts [electric connections];Polarization filters;Portable test apparatus;Power adapters;Power amplifiers;Power analyzers;Power capacitors;Power conditioning apparatus;Power controlling apparatus[electric];Power distributors [electrical];Power regulating apparatus;Power stabilisers;Power transformers for amplification;Power units [batteries];Power units [transformers];Power-line transmission apparatus;Precision balances;Precision measuring apparatus;Pressure indicators;Pressure measuring apparatus;Pressure regulators;Process control apparatus [electric];Process control apparatus [electronic];Programmable control apparatus;Radiation measuring apparatus;Radiation tubes;Radio frequency adapters;Radio frequency amplifiers;Radio frequency identification devices.

Administration (Business -) relating to statistical methods;Administration of business affairs;Administrative accounting;Advice and information concerning commercial business management;Advice in the field of business management and marketing;Advisory and consultancy services relating to the procurement of goods for others;Advisory services relating to business risk management;Analysis of business information;Arranging the buying of goods for others;Assessment analysis relating to business management;Assistance (Business management -);Assistance with business planning;Benchmarking (evaluation of business organisation practices);Bookkeeping;Business administration;Business advisory and consultancy services;Business analysis;Business and market research;Business consultancy services;Business consultancy services relating to disaster planning and recovery;Business management analysis;Business management consultancy;Business planning;Business planning consultancy;Business process management and consulting;Business process re-engineering;Business project management;Business research;Business risk assessment services;Business risk management services;Business statistical analysis;Business statistical studies;Business strategic planning;Business strategy services;Collecting business information;Collection of statistics for business;Commercial consultancy;Commercial information;Commercial lobbying services;Commercial or industrial management assistance;Compilation of business data;Computer assisted business information;Computer data processing;Computer database management;Computerised data management;Computerised data verification;Computerised register management;Computerised stock management;Consultancy regarding business organisation and business economics;Consultancy relating to business analysis;Consultancy relating to business efficiency;Consultancy relating to business planning;Consultancy services regarding business strategies;Consulting and information concerning accounting;Cost analysis;Cost assessment services;Cost benefit analysis;Cost management accounting;Database management;Data-based stock control;Demonstration of goods;Development of concepts for business economy;Dissemination of business information;Document preparation;Economic analysis for business purposes;Economic forecasting;Efficiency expert services;Evaluation of business opportunities;Expert evaluations and reports relating to business matters;Inventory management;Investigations (Business -);Licensing of the goods and services of others (Commercial administration of the -);Maintaining a registry of information;Maintenance of registers [for others];Management administration of commercial undertakings;Management assistance for industrial organisations;Obtaining business statistics [for others];Preparation of business reports;Preparation of business statistical data;Preparation of commercial reports;Preparation of documents relating to business;Preparation of economic reports;Preparation of project studies relating to business matters;Preparation of statistics [business];Professional business consulting;Prognosis on economical affairs;Provision of business and commercial information;Provision of business data;Research (Business -);Risk management consultancy [business];Services comprising the composition of statistical data;Statistical analysis and reporting;Tracking and monitoring energy consumption for others for account auditing purposes;Writing of business project reports;Writing of business project studies.

Adult training;Advanced training;Advisory services relating to training;Arrangement of conferences for educational purposes;Arranging and conducting conferences;Arranging and conducting of educational courses;Arranging and conducting of educational discussion groups, not on-line;Arranging and conducting of lectures;Arranging and conducting of training courses;Arranging and conducting seminars;Arranging and conducting workshops;Arranging, conducting and organisation of seminars;Arranging of conventions for educational purposes;Arranging of conventions for training purposes;Arranging professional workshop and training courses;Arranging teaching programmes;Arranging technical instruction courses;Business training;Business training consultancy services;Coaching;Commercial training services;Conducting educational workshops in the field of business;Consultancy relating to vocational skills training;Consultancy services relating to engineering education;Consultancy services relating to engineering training;Consultancy services relating to the analysis of training requirements;Consultancy services relating to the development of training courses;Consultancy services relating to the education and training of management and of personnel;Consultancy services relating to the training of employees;Consultancy services relating to training;Consultancy services relating to vocational skills;Consultation services relating to business education;Courses for the development of consulting skills;Courses (Training -) relating to engineering;Courses (Training -) relating to research and development;Courses (Training -) relating to science;Dissemination of educational material;Education and instruction;Education and training services;Education services relating to industry;Educational services provided to industry;Engineering training college services;Higher education services;Hire of educational apparatus;Hire of educational materials;Industrial training;Information (Education -);Leasing of educational material;Occupationally orientated instruction;Organising of educational seminars;Personal development training;Postgraduate training courses relating to engineering technology;Production of course material distributed at vocational courses;Providing courses of instruction;Providing facilities for educational purposes;Providing of training;Provision of educational examinations;Provision of skill assessment courses;Provision of training and education;Publication of documents in the field of training, science, public law and social affairs;Publication of educational and training guides;Publication of educational books;Publication of educational materials;Publication of educational printed matter;Publication of educational teaching materials;Publication of educational texts;Publication of material which can be accessed from databases or from the internet;Research in the field of education;Setting of educational standards;Setting of training standards;Technical training relating to industrial risk;Texts (Writing of -), other than publicity texts;Training in computer programming;Training of persons engaged in the offshore gas industry;Training of persons engaged in the offshore oil industry;Training services relating to electrical engineering;Tuition;University services;Vocational education and training services.

Consulting, testing and advising on electrical distribution networks to operators, electrical distribution safety and efficiency consultancy and testing, consulting and research and development in public policy for energy, research advice and consulting on Ofgem policies procedures and projects;Advice and development services relating to computer software;Advice relating to the design of computer hardware;Advice relating to the development of computer systems;Advisory services relating to energy efficiency;Advisory services relating to industrial engineering;Advisory services relating to product testing;Advisory services relating to scientific instruments;Advisory services relating to technological research;Advisory services relating to the use of energy;Analysis and evaluation of product design;Analysis and evaluation of product development;Analysis and testing for oil workings;Analysis and testing services for the oil industry;Analysis and testing services in the field of oil exploitation;Analysis and testing services in the field of oil exploration;Analysis and testing services relating to electrical engineering apparatus;Analysis for oil field exploration;Analysis for oil research;Analysis for oil-field exploitation;Analysis in the field of oil exploration;Analysis of materials;Analysis of oil deposits;Analysis of oil fields;Analysis of oil reservoirs;Analysis of product design;Analysis of product development;Analysis services for oil field exploration;Analytic laboratory services;Analytical services relating to the development of oil fields;Analytical services relating to the exploration of oil fields;Application service provider (ASP);Assessing toxicological information in relation to risks;Assessment in the field of science provided by engineers;Assessment in the field of technology provided by engineers;Calibration [measuring];Calibration of instruments;Calibration of machines;Calibration services;Calibration services relating to analytical apparatus;Calibration services relating to computer software;Calibration services relating to electronic apparatus;Certification [quality control];Compilation of information relating to information systems;Compilation of scientific information;Computer advisory services;Computer aided industrial analysis services;Computer aided industrial research services;Computer aided industrial testing;Computer aided scientific analysis services;Computer aided scientific research services;Computer aided scientific testing;Computer aided testing services;Computer analysis;Computer and software consultancy services;Computer assisted engineering design services;Computer consultancy and advisory services;Computer design and programming services;Computer engineering;Computer programming;Computer programming services;Computer research services;Computer software (Design of -);Computer software (Installation of -);Computer software (Maintenance of -);Computer software (Rental of -);Computer software (Updating of -);Conducting feasibility studies relative to gas exploitation;Conducting feasibility studies relative to gas exploration;Conducting feasibility studies relative to mineral exploitation;Conducting feasibility studies relative to mineral exploration;Conducting feasibility studies relative to oil field exploitation;Conducting feasibility studies relative to oil field exploration;Conducting geological surveys;Conducting industrial tests;Conducting magnetic resonance imaging interpretation and analysis for the petroleum industry;Conducting of quality control tests;Conducting of technical feasibility studies;Consultancy in the field of energy-saving;Consultancy in the field of scientific research;Consultancy in the field of technological design;Consultancy in the field of technological research;Consultancy relating to quality control;Consultancy relating to technological services in the field of power and energy supply;Consultancy services in the field of technological development;Consultancy services relating to design;Consultancy services relating to nuclear engineering;Consultancy services relating to product engineering;Consultancy services relating to technological research;Consultation in environment protection;Consumer product safety testing and consultation;Conversion of data or documents from physical to electronic media;Creation, maintenance and adaptation of software;Data conversion of electronic information;Data duplication and conversion services, data coding services;Data encryption and decoding services;Database design and development;Design and development of data processing apparatus;Design and development of data processing software;Design and development of energy distribution networks;Design and development of energy management software;Design and development of engineering products;Design and development of industrial products;Design and development of new products;Design and development of new technology for others;Design and development of regenerative energy generation systems;Design and development of software for control, regulation and monitoring of solar energy systems;Design and development of systems for data input, output, processing, display and storage;Design and development of testing and analysis methods;Design (Computer system -);Design, development and implementation of software;Design feasibility studies;Design (Industrial -);Design of diagnostic apparatus and equipment;Design of electric circuit boards;Design of engineered building systems;Design of engineering products;Design of instruments;Design of integrated circuits;Design of lighting systems;Design of manufacturing methods;Design of measurement systems;Design of mechanical and micromechanical components;Design of mechanical, electromechanical and optoelectronic apparatus and instruments;Design of monumental masonry;Design of motor vehicle parts;Design of oil-field surveys;Design services relating to the development of computerised information processing systems;Designing of electrical systems;Designing of electronic systems;Development and creation of computer programmes for data processing;Development and maintenance of computer software;Development of energy and power management systems;Development of industrial machinery;Development of industrial processes;Development of industrial products;Development of measuring and testing methods;Development of new technology for others;Development of power assemblies;Electrical engineering services;Electrical safety research;Electromagnetic compatibility testing services;Energy auditing;Energy-saving (Consultancy in the field of -);Engineering;Engineering and computer-aided engineering services;Engineering design and consultancy;Engineering (engineering work);Engineering feasibility studies;Engineering project management services;Engineering project studies;Engineering research;Engineering services;Engineering services for others;Engineering services for the analysis of machinery;Engineering services for the analysis of structures;Engineering services for the design of structures;Engineering services for the gas industry;Engineering services in the field of electrical power and natural gas production;Engineering services in the field of energy technology;Engineering services in the field of environmental technology;Engineering services in the field of motive power;Engineering services related to integrated circuit diagnostics;Engineering services relating to energy supply systems;Engineering services relating to gas transport and supply systems;Engineering surveying;Engineering testing;Engineering work;Environmental assessment services;Environmental consultancy services;Environmental testing of exhaust emissions;Evaluation of product development;Expert opinion relating to technology;Expert reporting services relating to technology;Exploitation [surveying] of oil fields;Exploration and searching of oil and gas;Exploration of gas and oil;Exploration services to locate gas;Exploration services to locate oil;Industrial analysis services;Industrial design services;Industrial development services;Industrial engineering design services;Industrial process development;Industrial research;Industrial testing;Industrial testing of engineering works;Inspection of apparatus;Inspection of oil fields;Inspection of plant and machinery;Inspection of signalling instruments;Installation, maintenance and repair of computer software;Laboratory analysis;Laboratory research;Laboratory services;Laboratory services for analytical testing;Laboratory testing;Laboratory testing of materials;Laboratory testing services;Leasing of data processing systems;Leasing of scientific instruments;Material testing;Material testing for fault detection;Mathematical models (Design of -);Measurement services;Measuring apparatus (Rental of -);Measuring of earth samples;Mechanical engineering;Mechanical engineering services;Mineral and oil assaying;Oil exploration;Oil field exploration;Oil field surveying;Oil prospecting;Oil spill contingency planning services;Oil well logging and testing;Oil well testing;Oil-field surveys;Oil-well testing;Platform as a Service [PaaS];Prediction measurement of steady state exhaust emissions;Preparation of engineering drawings;Preparation of engineering reports;Preparation of reports relating to technical research;Product design services;Product development;Product development consultation;Product development for others;Product quality control testing;Product quality evaluation;Product safety testing;Product testing;Professional consultancy relating to the conservation of energy;Programming of EDP software;Programming of educational software;Programming of electronic control systems;Programming of energy management software;Providing science technology information;Providing technical advice relating to energy-saving measures;Providing technological information about environmentally-conscious and green innovations;Provision of information relating to scientific research;Provision of information relating to technological research;Provision of technical consultancy to the oil refining industry;Quality checking and testing;Quality control;Quality control of raw materials;Quality control testing services for industrial machinery;Quality testing of products for certification purposes;Recording data relating to energy consumption in buildings;Rental of computer software and programs;Rental of computer software, data processing equipment and computer peripheral devices;Research and development in the field of diagnostic preparations;Research and development services;Research and development services in the field of engineering;Research in the area of environmental protection;Research in the field of electrical engineering;Research in the field of energy;Research in the field of science provided by engineers;Research in the field of technology provided by engineers;Research in the reduction of carbon emissions;Safety testing of products;Science and technology services;Scientific advisory services;Scientific and industrial research;Scientific and industrial research in particular in the field of electricity;Scientific services and design relating thereto;Search engine design services;Search engines (Providing -) for the internet;Services for assessing the efficiency of industrial chemicals;Software as a service [SaaS];Technical consultancy in the field of environmental science;Technical consultancy relating to the use of materials for the preparation of electronic circuitry;Technical consultancy services relating to information technology;Technical consulting in the field of environmental engineering;Technical data analysis services;Technical design;Technical design and planning of power stations;Technical design services relating to electricity plants;Technical engineering;Technical project planning;Technical project planning in the field of engineering;Technical project studies;Technical project studies in the field of carbon offsetting;Technical research in the field of carbon offsetting;Technological analysis relating to energy and power needs of others;Technological analysis services;Technological consultancy;Technological consultancy in the fields of energy production and use;Technological consulting services in the field of alternative energy generation;Technological engineering analysis;Technological planning services;Technological project studies;Technological research;Technological services and design relating thereto;Technological services and research relating thereto;Testing, analysis and evaluation of the goods and services of others for the purpose of certification;Testing, analysis and evaluation of the goods of others for the purpose of certification;Testing, analysis and evaluation of the services of others for the purpose of certification;Testing, analysis and monitoring of telecommunication signals;Testing, authentication and quality control;Testing of apparatus in the field of electrical engineering;Testing of apparatus in the field of electrical engineering for certification purposes;Testing of computer programs;Testing of computer software;Testing of computing equipment;Testing of electronic data processing systems;Testing of materials;Testing services for the certification of quality or standards;Testing the functionality of machines;Web hosting services;Web portal design;Web site design and creation services.

Financial consultancy in the energy sector; Consultancy concerning financing of energy projects; Brokerage of financial investments in energy companies.

Construction of geothermal energy installations; Repair of energy supply installations; Repair of energy production plants and machines; Maintenance and repair of energy generating installations; Construction of geothermal power plants; Installation of electric light and power systems; Charging of electric vehicles.

Distribution of energy; Supply of electricity; Rental of electric vehicles; Distribution of renewable energy.

Production of electrical power from renewable sources; Leasing of energy generating equipment; Clean energy production; Generation of energy .

Energy auditing; Advisory services relating to energy efficiency; Advisory services relating to the use of energy; Technological consulting services in the field of alternative energy generation; Programming of energy management software.

Financial sponsorship of colloquiums, seminars, congresses and conferences.

Organization and carrying out of colloquiums, seminars, congresses and conferences; teaching; training; consulting services concerning education.