Specialists in the management of multiple sized projects, thanks to our major expertise in building engineering, JCA offers both CAT A and CAT B fit outs, coordinating all associated trades to provide a seamless client service. Working with our clients, JCA seeks to incorporate energy efficient technology into all our projects and is well placed to help businesses decide on solutions that are as sustainable as possible, both environmentally and economically.

Our expertise encompasses design and build, fit out, refurbishment and specialist technical installations. Whether it’s a CAT B fit out, a listed building, laboratory or a new office block, clients can rely on JCA to deliver an exceptional level of service.

Our team of friendly, professional experts work with clients to deliver market leading quality in every project. JCA is committed to adding value for clients, utilising effective cost and time management, as well as latest product knowledge.


Our CAT A fit out service is bespoke and includes:

  • Fit out of landlord office areas ready for new tenants
  • Reinstatement of area back to CAT A after tenants have vacated
  • Refurbishment of common areas such as toilet blocks, main building reception, lift lobbies
  • Working in occupied buildings
  • Combined fit out and services delivery team


Our CAT B fit out service is bespoke but our key features are listed below:

  • Fit out to specific tenant requirements
  • Office, meeting rooms, communication rooms, kitchen/vending station, storage
  • MEP services, AV systems, IT systems, security systems
  • Working in occupied buildings
  • Combined fit out and services delivery team


JCA offers a unique value proposition – Design | Build | Maintain 

JCA is a multi-disciplinary, engineering led organisation providing services to a diverse range of business sectors and end user clients. The company has many facets, not just delivering a broad spectrum of engineering, maintenance, interior fit out and consultancy services, but also managing and mitigating client specific operational risks, particularly in operational and critical environments. 

We have become trusted partners to many commercial, technology, science and government organisations, this achieved with engaged and motivated staff, working in a healthy environment with a positive culture, culminating in strong client retention and successful referrals to new clients.  

JCA’s integrated approach allows us to self-deliver services with a one-stop turnkey solution from professional design consultancy services to project construction through to comprehensive M&E maintenance services. Our founding principal is that we can provide all aspects of your building services and M&E construction needs. 

Find out more about Our Services.