Track newly registered UK development of building projects companies at Companies House. This page lists recent incorporations and formation trends for Development of building projects.

2,701 new Development of building projects companies were registered in the last 90 days - about 30 a day.

Monthly registrations over recent complete months have ranged from 700 to 1,271.

Last month's registrations were up 22% versus the month before.

A sample of this week's matching leads

THIAS & CO DEVELOPMENTS LTD
Incorporated 2026-10-05 · London
OLD MILL DEVELOPMENTS LIMITED
Incorporated 2026-10-05 · Brighton
R2K DEVELOPMENTS LTD
Incorporated 2026-10-05 · Holmfirth
VAN HEST 54 DEVELOPMENTS LTD
Incorporated 2026-10-05 · Biggleswade
MWH PROPERTY GROUP LTD
Incorporated 2026-10-05 · Aylesbury
BRICKS AND SUNSHINE LTD
Incorporated 2026-10-05 · Beaconsfield

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Frequently Asked Questions

What is SIC code 41100?

SIC code 41100 is the UK Standard Industrial Classification code for "Development of building projects". Every company registered at Companies House must declare at least one SIC code describing its main business activity.

How many new companies register with SIC code 41100 each week?

Use the date range filter above to see the exact count of new registrations for SIC code 41100 over your chosen period. Volume varies by sector and economic conditions.

Can I set up alerts for new SIC 41100 companies?

Yes. Save a search in NewcoSignal filtered to the industry category that includes SIC code 41100 and receive a weekly or daily email digest of every new matching company. Available on all plans including the free tier.

Are newly registered SIC 41100 companies good B2B leads?

New company registrations under any SIC code represent businesses that are actively choosing their first suppliers - accountant, insurance, IT support, software, and more. Being first in touch with newly incorporated businesses before competitors reach them is a significant commercial advantage.

What is the difference between a UK SIC code and a US NAICS code?

UK SIC codes (like 41100) are used by Companies House to classify business activities in Great Britain. NAICS codes are the equivalent classification used in the United States, Canada, and Mexico. The two systems cover similar industries but with different structures and numbering. Use the SIC to NAICS converter to find the nearest North American equivalent for any UK SIC code.