“Very proactive and extremely helpful, especially with technical queries. I would not hesitate to recommend and will certainly be using them again in the future.”



Under CDM2015 regs we have found CASS ALLEN to exercise a level of professionalism and due diligence which is second to none. We would therefore definitely recommend CASS ALLEN as our preferred acoustic consultant, for all of our projects.’


SF - Taylor Wimpey South Thames

“I was very pleased with their technical knowledge and professional approach when dealing with a very awkward purchaser as well as the local authority.”


JH, Telford Homes

“Cass Allen went above and beyond to help with the Acoustic planning performance and conditions regarding the Greenwich Creekside project…”


LM, Capita plc

“Good comprehensive reports and advice at all design stages. Very flexible and professional, provided attendance at acoustic cladding tests at short notice.”


DF, Berkeley Homes

“Cass Allen have assisted us on a number of our projects. I’ve been impressed with their thorough and professional approach.”


MT, Lark Energy

Complimentary Acoustics CPD Seminars

Our CPD seminars can be hosted at either our Head Office in Bedford or at your offices. They  typically last around an hour, tailored to a lunchtime CPD slot but can be expanded to cover more detail as required.

The seminar overview gives a broad outline of topics presented by our experts, however our seminars can be tailored around particular problems you may be facing.  If interested, please complete the form and we will be in touch to discuss your requirements and make arrangements.

CPD Seminar – Planning & Noise

Acoustics for Planners

Seminar Summary: Planning Noise Criteria and Conditions, Case Histories, Workshop and Q&A Session.

CPD Seminar – Noise in the Built Environment

Acoustics for Architects & Designers

Seminar Summary: Acoustic Criteria & Conditions, Design Fundamentals, Case Histories, Workshop and Q&A Session.

Get in touch

We hope you’ve enjoyed browsing our website but if you have any questions feel free to call us to talk through any acoustic issues you may be facing on your projects. The best person who can help with specific queries can be found here.