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Resi logo — Britain’s largest home extension company, on a mission to br...

Resi

Britain’s largest home extension company, on a mission to bring peace of mind to millions of stressed renovators.

Founded 2017 United Kingdom London, United Kingdom 160 employees Series A Total: $7.70M Design, Construction

General Information

Company Name Resi
Founded Year 2017
Location United Kingdom London, United Kingdom
Employees 160
Industries Design, Construction
Funding Stage Series A
Business Model B2C, Marketplace, Platform
Revenue Model Service Fee, Project Based, Marketplace Fee
Offices as of Sep 2026
London, United Kingdom
Social

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About Resi

Resi, founded in 2017, is positioned as Britain's largest home extension company, aiming to alleviate the stress of renovations for homeowners. Operating from its headquarters in the United Kingdom, Resi combines key architectural services—ranging from design to builder introductions—into a seamless, all-in-one solution managed through a user-friendly dashboard.

With over 10,000+ projects delivered nationwide and holding a 90%+ planning approval rate, Resi boasts the #1 Trustpilot rating in architectural services, highlighting its track record for reliability and quality in home extensions.

In its latest financial milestone, Resi secured a £1.00M Convertible Note investment on 01 March 2023, with backing from ITV Media, further strengthening its financial position and growth potential in the competitive design and construction industry.

Business keywords: home_extensions, architectural_services, renovation_expert, planning_support, building_regulations, vetted_builders, collaborative_dashboard, planning_approval, trustpilot_leader, transparent_pricing, expert_guidance, 3D_renders, 2D_floor_plans, loft_conversions, kitchen_extensions

Services & Products

Architectural design for home extensions
Planning application support
Builder introductions and network connection
Project cost estimation and management
Digital scanning for architectural planning

Target Customers

Homeowners looking for extensions Clients requiring loft or kitchen conversions Individuals requiring construction project coordination People seeking planning approvals for property modifications

Funding Rounds & Investors (3)

View All
Funding Stage Amount Investors Lead Investors Date
Convertible Note £1.00M 1
ITV Media
ITV Media
01 Mar 2023
Series A £4.00M 2
Project A Ventures Omers Ventures
Project A Ventures, Omers Ventures
01 Dec 2019
Seed £2.70M 2
JamJar Investments Omers Ventures
JamJar Investments, Omers Ventures
01 Apr 2019

Resi Alternatives & Competitors

Resi vs
Cardel Homes
Cardel Homes Canada

Celebrating 50 years of building homes and communities.

199 employees
Design, Prop Tech
Compare Resi vs Cardel Homes

FAQ About Resi

Britain’s largest home extension company, on a mission to bring peace of mind to millions of stressed renovators.
Resi was founded in 2017.
Resi is headquartered in London, United Kingdom.
Resi operates in Design and Construction. Its work centres on home_extensions, architectural_services, renovation_expert and planning_support. Its customers include Homeowners looking for extensions, Clients requiring loft or kitchen conversions and Individuals requiring construction project coordination.
Resi has a B2C, Marketplace and Platform business model. Its revenue comes from Service Fee, Project Based and Marketplace Fee.
Resi has approximately 160 employees.
Resi has completed 3 funding rounds, raising a total of $7.70M. The latest funding stage is Series A.
Resi offers: Architectural design for home extensions, Planning application support, Builder introductions and network connection, Project cost estimation and management, Digital scanning for architectural planning.
Top alternatives and competitors to Resi include Cardel Homes. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
Resi and Cardel Homes are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Source: BounceWatch company record for Resi, https://bouncewatch.com/company/resi, updated 30 June 2026. When citing, please name BounceWatch and link this page.

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