Mad Griffin Ltd
Window & double glazing company registered in Horsham, Surrey
Registered address
6A LYONS FARM ESTATE, LYONS ROAD SLINFOLD, Horsham RH13 0QP
✓ Active on Companies House
Companies House number14917899
IncorporatedJune 2023
3 years on the register
3 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 June 2025 · next due March 2027
Also registered for43999 - Other specialised construction activities n.e.c.
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 Mad Griffin 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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How much does window replacement cost in Horsham?
A single uPVC window in Horsham 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 Horsham?
Use the "Get Free Quotes" form on this page. Your job details go to FENSA or Certass registered installers covering the RH postcode area, who contact you directly. Horsham has 33 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.
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.
Does a listing here mean Mad Griffin 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.
How many window and glazing companies are there in Surrey?
This directory holds 507 active window and glazing businesses across 75 towns in Surrey, all from the Companies House register. Horsham accounts for 33, among the county's busiest. About 29% of Surrey's registered window and glazing firms were incorporated in the last three years, so weigh incorporation date and FENSA/Certass registration, not just company age.