Track newly registered UK plumbing, heat and air-conditioning installation companies at Companies House. This page lists recent incorporations and formation trends for Plumbing, heat and air-conditioning installation.

1,871 new Plumbing, heat and air-conditioning installation companies were registered in the last 90 days - about 21 a day.

Monthly registrations over recent complete months have ranged from 390 to 824.

Last month's registrations were up 14% versus the month before.

A sample of this week's matching leads

PLUMBJACKS LTD
Incorporated 2026-10-05 · Bishop's Stortford
JAYMA & ISLAM LTD
Incorporated 2026-10-05 · London
JM ECO TECH LTD
Incorporated 2026-10-05 · Swindon
CAO PROPERTIES CONSTRUCTION LTD
Incorporated 2026-10-05 · Derby
BLAIR SMITH HEATING LTD
Incorporated 2026-10-05 · Kirriemuir
FLOWHAUS PLUMBING & HEATING LTD
Incorporated 2026-10-05 · London

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Related SIC codes

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Frequently Asked Questions

What is SIC code 43220?

SIC code 43220 is the UK Standard Industrial Classification code for "Plumbing, heat and air-conditioning installation". 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 43220 each week?

Use the date range filter above to see the exact count of new registrations for SIC code 43220 over your chosen period. Volume varies by sector and economic conditions.

Can I set up alerts for new SIC 43220 companies?

Yes. Save a search in NewcoSignal filtered to the industry category that includes SIC code 43220 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 43220 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 43220) 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.