What Federation of Master Builders does

The Federation of Master Builders (FMB) is the UK's largest trade association for the construction industry, founded in 1941 and led by CEO Brian Berry. It serves small and medium-sized builders, sole traders, and a network of associate (supplier) members across the United Kingdom, with an 11–50 employee operating footprint. The FMB's core offering is a subscription-based membership (around £62.69 per month plus VAT) that bundles a vetted Find a Builder directory, dispute-resolution services, insurance-backed guarantees, member helplines, legal and contractual templates, and a Business Resilience Hub.

Its commercial engine combines membership subscriptions, associate-member fees, advertising and sponsorship through Master Builder Magazine and its podcast slate (Build Up Podcast, From the Basement), flagship events such as the Master Builder Awards and the annual National Conference, and increasingly training revenue via the Build Academy initiative with the CITB. The FMB also operates a long-running Primary Authority Partnership with Hertfordshire Trading Standards and a sustained advocacy campaign pushing for mandatory licensing of UK construction firms, positioning its vetting standard as a potential regulatory benchmark. Geographic reach is UK-wide, with no disclosed international operations.

Name

Federation of Master Builders

Legal name

Federation of Master Builders

Website

https://fmb.org.uk

Company type

Private

Founded year

1941

Operating status

Operating

Headcount range

11–50 employees

Short description

The Federation of Master Builders is the UK's largest trade association for SME builders, founded in 1941, offering vetted membership, a Find a Builder directory, dispute resolution, training, and advocacy services.

Ownership category

akta.pro rank

Headquarters

HQ city

Antrim

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Others

Revenue model

1. Membership Subscriptions: FMB operates as a not-for-profit organization. Revenue comes from membership fees which are reinvested into supporting members. Fees are structured as monthly direct debit (£62.69 + VAT) or annual payment (£62.69/month equivalent with one-time inspection fee of £178.20 + VAT). First year includes additional inspection fee of £14.85/month + VAT for monthly payments.

Pricing tiers

Go-to-market motion2 records

Distribution channels5 records

Marketing channels12 records

Core offering

The Federation of Master Builders is a UK not-for-profit trade association that sells membership subscriptions to sole traders and SME building companies. The membership bundles the FMB 'badge of quality' (earned via professional vetting and site inspection), unlimited expert helplines covering legal, HR, health & safety and tax matters, contract and quote templates, an online member profile on the FMB website, and access to a CTSI-certified Alternative Dispute Resolution service. A complementary Find a Builder online directory connects vetted members with UK homeowners seeking building work.

Product overview

The Federation of Master Builders operates as a trade association offering a unified membership-based platform rather than a modular software product. The core offering is FMB Membership for SME builders, which bundles expert helplines, contract templates, Find a Builder directory access, and dispute resolution services. Sub-brands include the Home Picks product review platform, Master Builder Magazine publication, and Build Up Podcast. Additional services include the Master Builder Awards program, Business Resilience Hub for business support, London's Build Academy for training, and FMB Associate Membership for allied professionals.

Differentiator

Problem solved

Functional benefit

Brands

• FMB Home Picks: Expert advice and reviews on home improvement products including solar panels, windows, heat pumps, boilers, home security systems, and kitchens
• Build Up Podcast
• From the Basement
• FMB Dispute Resolution Service
• Master Builder Awards
• Master Builder Magazine

Products and services

• FMB Membership Subscription membership for UK sole traders and SME building companies (with at least 12 months trading history) providing the FMB 'badge of quality', online profile, expert helpline access, contract templates, dispute resolution support and lead-generation through the Find a Builder directory.
• FMB Associate Membership Associateship for businesses providing products and services to the SME builder sector — including architects, building surveyors, quantity surveyors, planning consultants, structural engineers, health and safety consultants, training providers and merchants — giving them visibility in the associate directory and access to the FMB builder network.
• Find a Builder Directory Online directory connecting UK homeowners with vetted, inspected and monitored FMB Master Builder members by name or trade type (extensions, conversions, loft conversions, house builders, roofers, carpenters and more), with verification and dispute support.
• Dispute Resolution Service CTSI-certified Alternative Dispute Resolution (ADR) service providing telephone mediation between FMB members and their clients, with case management, conflict of interest monitoring and Standards Committee oversight for member compliance.
• London's Build Academy Construction training academy (in partnership with CITB and Shooters Hill Sixth Form College) providing young people with practical construction skills for careers in the industry.

Quantifiable outcome

• Over 20,000 monthly consumer visits to Find a Builder directory
• +1 more outcomes

Named customers1 record

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature3 records

Partnerships

Eleven partnerships are on record, tiered core and minor.

• UK Construction Week LondoncoreGTM or Marketing Partner · 6 February 2026FMB confirmed as one of 25 partners for UK Construction Week London at ExCeL London (May event), co-located with Futurebuild and The Stone & Surfaces Show. Event attracts 18,000+ visitors.
• CIBSEminorGTM or Marketing Partner · 6 February 2026Partner for UK Construction Week London 2026.
• Carbon TrustminorGTM or Marketing Partner · 6 February 2026Partner for UK Construction Week London 2026.
• CITB (Construction Industry Training Board)coreStrategic or Co-development Partner · 5 February 2026CITB funds London's Build Academy in partnership with FMB and London's Shooters Hill Sixth Form College. The initiative provides young people with practical construction skills for careers in the industry.
• Isuzu UK LtdminorGTM or Marketing Partner · 26 September 2025Headline sponsor of the Master Builder Awards 2025.
• Fix RadiominorGTM or Marketing Partner · 26 September 2025Media Partner for the Master Builder Awards 2025.
• JCB and JCB FinanceminorGTM or Marketing Partner · 26 September 2025National category sponsor of the Master Builder Awards 2025.
• TradePoint, Jewson, Openreach, People's Pension, The Digital Department, Bibby Financial ServicesminorGTM or Marketing Partner · 26 September 2025National category sponsors of the Master Builder Awards 2025.
• Hertfordshire Trading StandardscoreStrategic or Co-development PartnerPrimary Authority Partnership spanning ten years of collaboration to strengthen standards across the construction industry, crack down on rogue traders, and give homeowners greater confidence when choosing FMB members.
• TrustMarkminorChannel Partner/ Reseller/ DistributorGovernment-endorsed quality scheme for which FMB is a Scheme Provider. Some FMB members register with TrustMark and must comply with both FMB and TrustMark Codes of Conduct.
• London Build ExpocoreGTM or Marketing PartnerFMB is a partner at London Build Expo (November 25-26, Excel London), the UK's leading construction and design show.

Scale indicators5 records

Recent moves6 records

Expansion highlights4 records

Direct peers

• Checkatrade: Consumer-facing vetted-trades directory. Competes directly with FMB's "Find a Builder" directory on homeowner discovery of vetted builders, with a broader trade scope and strong consumer brand.
• Federation of Small Businesses (FSB): UK membership body for small businesses across sectors, including construction. Competes for the same SME segment on subscriptions, advice helplines, and advocacy - same GTM playbook, broader vertical focus.
• NHBC (National House Building Council): UK's leading new-home warranty and quality assurance provider. Operates in the same construction quality-vetting space, particularly for residential builds, and is closely aligned with FMB's inspection and consumer-protection remit.
• National Federation of Builders: UK trade association representing construction contractors and specialists, with similar SME-builder membership model, advocacy remit, and regional branch structure. Most direct peer for FMB's core member constituency.
• TrustMark: Government-endorsed quality scheme for tradespeople. FMB is already a Scheme Provider for TrustMark, creating direct overlap on quality-vetted builder status and competition for consumer trust signals.
• Which? Trusted Traders: Consumer-protection brand endorsement scheme from Which? for vetted tradespeople. Competes with FMB's Find a Builder on consumer-facing trust signals, leveraging Which?'s stronger consumer brand recognition.

Broad incumbents

• Chartered Institute of Building (CIOB): Larger chartered body for construction professionals and managers. Overlaps with FMB on training/credentialing and policy advocacy, but serves individuals and corporate members across the broader construction profession.
• Home Builders Federation (HBF): UK trade association for larger-volume housebuilders. Operates in the same residential construction advocacy space but represents the opposite end of the SME-vs-large-builder spectrum from FMB.

Emerging players

• Rated People: Online marketplace connecting homeowners with tradespeople. Partial overlap with FMB's directory offering - more transactional lead-generation model versus FMB's vetting-led trust model.

Regional players

• Scottish Building Federation: Regional trade body equivalent to FMB for Scotland, representing SME builders with the same vetting, advocacy, and member-services structure but limited to a single UK nation.

Market position

Strengths5 records

Weaknesses4 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

• YouTubeyoutube.com/playlist?list=PLvhAflwghxU9evDSFXxLB0xhog0YK1Y2p
• Xx.com/fmbuilders

Compliance3 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Subsidiaries1 record

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Federation of Master Builders