Construction Square® is the main trading name of Construction Square Ltd (formerly Cold Square Ltd), an accredited construction company based in London.

We deliver reliable, detail-driven construction services to developers, landlords, housing associations, FM companies, public sector clients, and main contractors.

Operating as both a principal contractor and specialist subcontractor, we deliver projects with precision from design & build and refurbishment to retrofit, cleaning, and trade packages, underpinned by clear communication, safety, and accountability at every stage.

Core services include:

• Design & Build
• Refurbishment & Fit-Outs
• High-Spec Finishing
• Retrofit & EPC Upgrades
• Project Management & Trade Scheduling 
• Builders’ Cleans & Commercial Cleaning delivered by Cleaning Square® (Cleaning Square Services Ltd), our wholly-owned specialist cleaning subsidiary

Some of our accreditations and registrations include:

• Constructionline Gold (Common Assessment Standard verified)
• SafeContractor & SafePQQ
• CITB Registered
• Living Wage Employer
• Prompt Payment Code

Email: info@constructionsquare.co.uk
Web: www.constructionsquare.co.uk
Constructionline Profile: https://portal.onceforall.com/profile/ConstructionSquareLtd

Construction Square®

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Construction Square®

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