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Specialist Consultants in Acoustics, Noise and Vibration

Delivering Quality Design Solutions



From feasibility stage, through planning, external and internal design up to completion. We provide all relevant assessment and design advice through these stages, including BS 8233, Acoustics Ventilation and Overheating, Building Regulations BREEAM, High-rise Buildings, Student Accommodation, etc.

Residential Development

What we Offer


Design advice to help provide spaces which support teaching and learning. Room acoustics, services noise, internal and external sound insulation. Acoustic design of schools (BB93) and higher education institutions. Noise impact assessment for playground, sports field, music accommodation etc.

Design advice on office layout, sound insulation, privacy and sound masking. Conference facilities and open plan office design. Consideration of client requirements and aspirations. Troubleshooting on existing issues such as sound insulation, privacy and services noise.


Design advice and troubleshooting in relation to vibration, including railway and underground noise, mechanical services, construction and structure-borne & re-radiated noise. We can work with the design team to identify a suitable approach to isolating vibrating elements or sensitive equipment, or foundation isolation.


Recording and mastering studios, broadcasting suites, sound stages, intimate event spaces. Liaison with the client and end users to provide sound insulation, control of services noise and internal acoustic performance which meets their requirements and provides optimum conditions.


Design of healthcare buildings, GP surgeries, hospitals, dental clinics, care homes. Consideration of   HTM 08-01 requirements, internal and external building services noise, and control of noise and structure-borne vibration from large equipment such as MRI machines. Consideration of vibration-sensitive instruments


Developments in conservation areas and involving historic buildings, including listed buildings and Royal Households. Sensitive acoustic design, accounting for preservation of key elements as necessary, including retained facades. Liaison with planners, environmental health, and conservation officers.

Historic and Conversion

Operational, delivery and building services impact assessment. Internal sound insulation and tenancy lease agreements. Acoustic design for shopping centre circulation areas and atria.

Retail and Mixed Use

Design advice on acoustics, ventilation, and overheating. Overheating noise assessment and co-ordination with the overheating consultant undertaking, for example, a TM59 assessment, to comply with the AVO guide and to meet to the requirements of Approved Document O.

Acoustics and Overheating

Road and rail traffic noise and vibration assessments including DMRB, CRTN, CRN. Assessment of aircraft noise. Design of terminals and stations, including consideration of speech transmission and intelligibility. Design and assessment of distribution centres.


Design advice for remodelling of existing buildings, or conversion to other uses. Refurbishment for  offices, residential, etc.

Tenancy agreements, in particular in relation to floor finishes. Compliance with Building Regulations and permitted development rights. Accounting for preservation of listed buildings and those in conservation areas.


Design advice, assessment, and assistance in preparation of Environmental Impact Assessment and EIA Scoping. Preparation of technical documents for planning applications, condition discharge, and planning objections.

EIA and Planning

Architectural acoustics in buildings such as concert halls, auditoria and cinemas. Computational modelling of such spaces. Internal and external acoustic design of hotels, student accommodation, cinemas, community and leisure centres, stations and transport hubs. Consideration of speech transmission and intelligibility

Public Buildings

Expert advice, presentation of evidence at planning hearing and inquiry. Preparation of technical documents suitable for submission as proof of evidence. Representation for technical negotiations with interested parties and to seek appropriate common ground with opposing parties.

Expert Witness

Design advice to help meet suitable internal acoustic requirements in gyms and leisure centres. Control of equipment and weights noise and vibration into adjacent noise sensitive spaces. External sports pitch, stadium, and MUGA noise impact assessment.

Sports and Leisure

Control of noise during demolition and construction, preparation of noise management plans, BS 5228 assessment, input to party wall agreements, and Section 61 agreements. Liaison with Local Authority on assessment and analysis of noise and vibration during construction.


Expert advice, presentation of evidence at planning hearing and inquiry. Preparation of technical documents suitable for submission as proof of evidence. Representation for technical negotiations with interested parties and to seek appropriate common ground with opposing parties.

Industrial and Commercial

Control of noise and vibration from building services, both internally and externally. Consideration of noise transfer internally through building services systems, e.g. cross-talk. Specification of mitigation measures including screening, silencers and acoustic louvres. All relevant assessments, including  BS 4142, BREEAM etc.

Building Services Noise


About Us

GBC logo (Good Business Charter)
SITMA logo (Sound Insulation Testing and Measurement Association)

Our goal is to provide high quality, cost effective design solutions


We understand the importance of efficient, practical advice supported by technical knowledge and experience. Our aim is to build close relationships with all involved, from private individuals to an extended design team to ensure all relevant aspects are considered.

Having worked together throughout the UK and Ireland, Europe, and the Middle East, now with a combined experience of over 30 years, Johnny Berrill and Ian Yates created BY Acoustics, a specialist noise and vibration consultancy, to reflect their shared interest in acoustics and the environment.


Call or email us to discuss how we can work with you.


Contact us


BY Acoustics

105 Woodlands Avenue

West Byfleet


KT14 6AP

Tel: 01932 932038

Registered Company Number 12165927

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