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Trustlet Ltd

Window & double glazing company registered in Barnsley, South Yorkshire

Registered address

UNIT 20 FALL BANK INDUSTRIAL ESTATE, DODWORTH, Barnsley S75 3LS

✓ Active on Companies House
Companies House number08545018
IncorporatedMay 2013
13 years on the register
Company typePrivate Limited Company
Trade (SIC 43320)Joinery installation (windows, doors & frames)
Accounts on fileMicro-entity accounts (smallest filing band) · last filed May 2025 · next due February 2027
Previously namedSelf Style Developments Ltd (until May 2016)

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. Map location is approximate, based on the registered postcode.

Before you book Trustlet 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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Window help for Barnsley

Is Trustlet 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 (S75 3LS) directly on the FENSA or Certass website before booking, and ask to see the certificate number.
How much does window replacement cost in Barnsley?
A single uPVC window in Barnsley 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.
How do I get a quote from a window installer in Barnsley?
Use the "Get Free Quotes" form on this page. Your job details go to FENSA or Certass registered installers covering the S postcode area, who contact you directly. Barnsley has 82 registered window and glazing businesses in this directory, though the installers who quote are not necessarily among them. It is free and there is no obligation.
What is a FENSA or Certass certificate and why does it matter?
It's proof the window or door installation meets Building Regulations (thermal performance, safety glazing, ventilation) without a separate council building control sign-off. Without one, selling the property can mean paying for retrospective building control inspection or indemnity insurance, so keep the certificate with your house documents.
Does a listing here mean Trustlet Ltd is recommended?
No. Companies appear in this directory because they are on the Companies House register under a window/joinery installation trade code. A listing is not vetting, endorsement, or a guarantee that the company is trading or FENSA/Certass registered.

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