Large Scale Projects & Commercial Builds Insurance

Specialist insurance for major construction projects including commercial builds, industrial developments, multi-storey structures, mixed-use developments, civil engineering projects and multi-phase construction sites.

We compare quotes from leading UK construction insurers

  • Allianz
  • Aviva
  • QBE
  • RSA
  • Zurich
  • NIG

INSURANCE FOR MAJOR CONSTRUCTION PROJECTS

  • PROJECT WORKS COVER

  • PUBLIC & EMPLOYERS’ LIABILITY

  • PLANT & MACHINERY

  • DEVELOPERS & PRINCIPAL CONTRACTORS

Insurance Designed for Large Developments and High-Value Builds

Large commercial and industrial construction projects face significant risks from delays, weather, theft, structural collapse, machinery incidents, and contractor liabilities. Insure24 provides tailored protection for every stage of the build.

What Does Large Project Insurance Cover?

Comprehensive protection for multi-million-pound developments and commercial builds.


  • Contract Works / Contractors' All Risks
  • Structural damage during construction
  • Fire, flood, storm & weather protection
  • Theft of materials, tools & plant
  • Damage from collapse or subsidence

  • Public Liability Insurance
  • Employers' Liability (mandatory)
  • Hired-in plant & heavy machinery
  • Professional Indemnity for design/specification
  • Project delays caused by insured damage

Who Is This Insurance For?

Ideal for any organisation undertaking large-scale construction or development work.


  • Main Contractors & Principal Contractors
  • Commercial Developers
  • Property Investment Firms
  • Civil Engineering Contractors
  • Structural Steel & Concrete Contractors

  • Large-scale refurbishments & fit-outs
  • Mixed-use or multi-phase developments
  • Industrial builds & warehouse construction
  • Retail park or commercial block projects
  • Demolition contractors & groundwork firms

Why Large Projects Choose Insure24


  • High-value project cover (£10m+ available)
  • Flexible policies for multi-year developments
  • Specialist construction underwriters
  • Cover for cranes, plant & heavy machinery
  • Strong risk-management support for complex sites

  • Contractor, developer or joint-name policies
  • Affordable premiums despite high project values
  • Fast documentation for tendering and contract awards
  • Dedicated claims support for large-loss events
  • UK-wide expertise in commercial build risks

FREQUENTLY ASKED QUESTIONS

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What types of projects does this cover?

Large commercial builds, industrial developments, mixed-use projects, multi-floor structures, retail parks, warehouses, office blocks, civil engineering works and multi-year developments.

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Is contract works insurance included?

Yes - Contract Works / Contractors’ All Risks is typically the core cover, protecting the project from start to completion against damage, theft and weather events.

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Can we insure cranes and heavy machinery?

Yes - both owned and hired-in plant can be insured, including cranes, diggers, telehandlers, access platforms, and specialist machinery used on commercial builds.

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Do developers need to be named on the policy?

Yes - many large projects require joint-names cover for the principal contractor, developer, and sometimes funders or landowners.

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Is this insurance required for tendering?

Yes - most commercial build tenders require evidence of insurance including liability cover, contract works and plant insurance before contract award.

Related Covers

Large-project pages should connect tender, project-owner and principal-contractor intent directly into the key project, plant and professional-risk pages. These links keep large-scheme visitors focused on related construction insurance pages.