Ac Building Services (london) Ltd
Window & double glazing company registered in London, Greater London
- Registered name
- Ac Building Services (london) Ltd
- Address
- 34 ULSTER GARDENS, London N13 5DW
- Town
- London
- County
- Greater London
- Companies House
- 11997799 · filing history
- Incorporated
- May 2019 — 7 years on the register
- Company type
- Private Limited Company
- Trade (SIC)
- Joinery installation (windows, doors & frames) (43320)
- Also registered for
- 41100 - Development of building projects; 43310 - Plastering; 43330 - Floor and wall covering
- Accounts on file
- Full accounts, small-company exemption · last filed May 2025 · next due February 2027
Listed from the public Companies House register, not an endorsement. Quote requests go to FENSA or Certass registered installers covering your postcode, not necessarily this company. Accounts filing category reflects company size under Companies House rules, not service quality.
Before you book Ac Building Services (london) Ltd
This page confirms the company is on the Companies House register. It does not confirm FENSA or Certass registration, insurance, or trading status — check those yourself first.
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Is Ac Building Services (london) Ltd FENSA or Certass registered?
This directory does not confirm registration. Window and door installers self-certify their work against Building Regulations through a Competent Person Scheme — mainly FENSA or Certass — so check the company name or postcode (N13 5DW) directly on the FENSA or Certass website before booking, and ask to see the certificate number.
How much does window replacement cost in London?
A single uPVC window in London typically runs £300 to £600 supplied and fitted; a full house of 8 to 10 windows is often £3,000 to £8,000 depending on style (casement, bay, sash-look) and glazing spec. Get two or three written, itemised quotes before agreeing to work.
What does this page tell me about Ac Building Services (london) Ltd?
The registered company name, registered office address, Companies House number and incorporation date, all taken from the public Companies House register. It does not include reviews, prices, staff details, or confirmation that the company is currently trading.
Should I repair or replace my windows?
Repair makes sense for a failed seal (misted double glazing), a worn handle or hinge, or a damaged lock on an otherwise sound frame — usually a straightforward swap. Replacement is the better value once frames are warped, draughty, rotten (on timber) or past roughly 20 to 25 years old, or when several units across the house have failed. Ask the installer to price both where it's borderline.