Clients & Partners

Trusted by clients and partners across the UK.

From repeat developer clients to architectural practices and managing agents, the relationships we build are the reason we keep being asked back.

A selection of

Clients we’ve worked with

Curlew Capital
Ream Partnerships
NCSR
Belazu Ingredient Co.
Trinity Hospice
UCL
T.Clarke
Bierschenke
Rendall & Rittner
Venaglass
Half Million Cafe
University College London
In their words

What our clients say.

When choosing a contractor to introduce and recommend to our clients we look for reliability, accurate and fair costings and good quality of work. COYS have always excelled in these areas and continue to inspire me with confidence.
Joel Zimelstern
The Right Claim
We invited COYS to tender for the refurbishment of the reception at One Drummond Gate. Having won the tender, Steve met with the on-site reception team and the tenants and developed a programme that met both the client's timetable and the tenants desire for unfettered access. The project was a complete success, on time and under budget.
Jeremy Grey
Managing Director, JA International
We have worked with COYS on a RIBA award winning refurbishment project all on behalf of Derwent London. COYS are proactive in their approach and we highly recommend them.
The Thornton Partnership
Architects

Trusted by clients & partners

CURLEW CAPITAL
UCL
T.CLARKE
BELAZU
RENDALL & RITTNER
TRINITY HOSPICE

Accreditations & Memberships

BM TRADA Fire Door Installation and Maintenance
Constructionline Gold Member
ISO 9001:2015 Certified
ISO 14001:2015 Certified Organisation
UKAS Product Certification / SafeContractor Approved
Ready to start?

Let’s discuss your next project.

From single fire door surveys to multi-million pound MEP fit-outs, our team is ready to scope, price and deliver works that meet your programme.