djn doors

manual & automatic door engineers

serving the home counties

who we are

ADSA Registered and BS EN 16005 Compliant Door engineers with over 18 years of experience installing, maintaining and repairing all make and models of automatic and manual doors.

What We Do

Automatic Doors

Servicing automatic swing, slide and folding doors, from complete installations including door/framework and automation equipment, automation of existing doors to repairing existing automatic equipment.

Manual Doors

Full installation of manual shopfront framework and doors. Smaller repairs to existing manual entrances including door closers, door arms, bottom pivots and threshold plates.

PPM Contracts

Planned Preventative Maintenance (PPM) contracts available on all doors. We carry out full surveys and create a complete action plan complete with clear, concise costings.


Service Areas:
Surrey, Kent, Sussex, Hampshire, Berkshire and Middlesex