Mechanical & Electrical Services

Calstan provide a wide range of high-quality mechanical & electrical services, including the installation and maintenance for commercial, industrial and domestic clients across London, Kent, Surrey, Hampshire and Sussex. 



Quality plumbing and heating installed and maintained to the highest domestic, commercial and industrial standards.

Servicing contracts (PPM)

Keeping commercial and industrial boiler rooms serviced all year.  Taking care of any remedial works to keep services running smoothly.


Specialists in design and installations of commercial boilers and plant rooms. Providing an efficient and effective system. 


Calstan provide a team of engineers with vast experience of the ventilation industry both commerical, public and private sectors. 

Air Conditioning

Calstan install, service and maintain heating and cooling systems across all sectors and throughout the South of England.

Electrical Services

Our staff command a wealth of experience covering domestic, commercial and industrial sectors.  

Why you need Calstan on your next project…

Because Calstan have built their reputation on providing a truely exceptional service we are trusted partners on both large developments and industrial projects and the very top end installations. We maintain our reputation by ensuring we keep up to date with our staff training and accreditations.  

Calstan are reliable, experienced mechanical engineers, who approach every project with professionalism and tenacity.

Stanway Interiors

Commercial Client

Their knowledge and experience has been invaluable assisting with various contracts ranging from design through to installation.

KH Engineering Services Limited

Commercial Client

Development, Commercial or Industrial, no matter what sector, we’ll be there.

Serving your business with ours


Head Office

Unit 4 Christie Place, Bognor Regis,
West Sussex PO22 9RT

Call Us

01243 838207