Top 100 Interior Design Companies
The Best of December 2025
Interior design is a multidisciplinary field that requires science and art to create harmonious yet functional spaces. It combines furniture arrangement, space planning, lighting, and decor to create a visually pleasing space.
Essentially, interior design firms are professional service providers specializing in planning and designing interior spaces. They handle different kinds of projects, from residential spaces to commercial projects, offering tailored designs to meet their clients' specific requirements and ideas. These firms offer a range of services, including concept development, furniture and accessory selection, and sustainability consulting. Businesses that partner with interior design firms can create holistic office spaces and attractive stores that increase the value of their properties.
When searching for the ideal interior design partner, their portfolios can help you decide if they fit your project. Take a closer look at the past projects they have worked on and see if their approach fits your taste.
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List of the Best Interior Design Firms
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1891Undisclosed2 - 9 employeesStoke Prior, EnglandInterior Design company Mary Barber Fray Interior Design specializes in Interior Design. They are based in Stoke Prior, England.Read More
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1892Undisclosed2 - 9 employeesBathwick Hill, EnglandFounded in 2008, Woodhouse and Law is a small Bathwick Hill, England-based Interior Design company. Their team focuses on Interior Design.Read More
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1893Undisclosed50 - 249 employeesLacey, WAI-5 Design | Build is an Interior Design company. Their midsize team is based in Lacey, Washington and offers Interior Design and Lighting Design. The agency was launched in 1985.Read More
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1894Undisclosed2 - 9 employeesBirmingham, EnglandWilkinson Beven Design is an Interior Design company launched in 2007. Their services include Interior Design and Architectural Design.Read More
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1895Undisclosed10 - 49 employeesLondon, EnglandLocated in London, England, Th2 Designs is an Interior Design company. They specialize in Interior Design and were launched in 2005.Read More
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1896Undisclosed2 - 9 employeesLondon, EnglandBased in London, England, Purple Design is an Interior Design company. They offer Interior Design and were launched in 2003.Read More
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1897Undisclosed10 - 49 employeesLondon, EnglandStaffan Tollgard Design Group is an Interior Design company. The London, England-based agency was founded in 2005. Their services include Interior Design.Read More
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1898Undisclosed10 - 49 employeesLondon, EnglandLandmass London is a London, England-based Interior Design company. They focus on Interior Design.Read More
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1899Undisclosed2 - 9 employeesLondon, EnglandCasa Forma is an Interior Design company. Founded in 2007, the team provides Interior Design.Read More
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1900Undisclosed10 - 49 employeesLondon, EnglandSmall Interior Design company Helen Green Design, is headquartered in London, England. Their services include Interior Design.Read More
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1901Undisclosed10 - 49 employeesLondon, EnglandIn London, England, Brinkworth Design is an Interior Design company. Established in 1990, the team provides Interior Design and Branding.Read More
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1902Undisclosed10 - 49 employeesLondon, EnglandIn London, England, MKV Design is a small Interior Design company. The team provides Interior Design.Read More
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1903Undisclosed2 - 9 employeesQuemerford, Calne, Wiltshire, EnglandK S D Design is a small Quemerford, Calne, Wiltshire, England-based Interior Design company. The team focuses on Interior Design.Read More
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1904Undisclosed10 - 49 employeesLondon, EnglandRPW Design is an Interior Design company. Their team is located in London, England and focuses on Interior Design.Read More
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1905Undisclosed2 - 9 employeesLondon, EnglandLaunched in 2011, Natalia Barbour Interior Design is a small London, England-based Interior Design company. Their team specializes in Interior Design.Read More
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1906Undisclosed10 - 49 employeesLondon, EnglandKONCEPT Interior Design is an Interior Design company. They were launched in 2015, and their services include Interior Design.Read More
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1907Undisclosed10 - 49 employeesLondon, EnglandLaura Hammett, an Interior Design company, is in London, England. They provide Interior Design.Read More
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1908Undisclosed2 - 9 employeesWearfield, Sunderland, EnglandSpace ID, a small Interior Design company, is headquartered in Wearfield, Sunderland, England. The team offers Interior Design and Branding.Read More
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1909Undisclosed10 - 49 employeesLondon, EnglandBlacksheep UK is an Interior Design company. They are located in London, England. Their team focuses on Interior Design and Branding.Read More
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1910Undisclosed2 - 9 employeesLondon, EnglandFounded in 2000, New ID Interiors is an Interior Design company. Their services include Interior Design.Read More
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1911Undisclosed2 - 9 employeesLondon, EnglandRené Dekker Design is an Interior Design company. Located in London, England, their small team focuses on Interior Design. The agency was launched in 2012.Read More
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1912Undisclosed2 - 9 employeesPeckham, EnglandMatteo Bianchi Studio is a small Interior Design company located in Peckham, England. The team provides Interior Design.Read More
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1913Undisclosed2 - 9 employeesLondon, EnglandFounded in 1976, Capital Interiors, a small Interior Design company, is located in London, England. Their services include Interior Design.Read More
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1914Undisclosed50 - 249 employeesGlasgow, ScotlandKeppie Design, an Architectural Design and Interior Design company, was launched in 1900. They offers Architectural Design and Interior Design.Read More
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1915Undisclosed50 - 249 employeesLondon, EnglandInterior Design company Oktra was launched in 1911. The agency provides Interior Design and Commercial Brokerage Services, and is midsize.Read More
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1916Undisclosed2 - 9 employeesAZ Interiors is an Interior Design company located in Cambridge, England. Their services include Interior Design.Read More
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1917Undisclosed10 - 49 employeesLondon, EnglandJanine Stone & Co. Is a London, England-based Interior Design company. Their services include Interior Design.Read More
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1918Undisclosed2 - 9 employeesLondon, EnglandFinch Interiors is an Interior Design company founded in 2015. The small team specializes in Interior Design.Read More
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1919Undisclosed2 - 9 employeesLondon, EnglandMia Karlsson Interior Design is a London, England-based Interior Design company. The team provides Interior Design.Read More
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1920Undisclosed10 - 49 employeesCalgary, CanadaC-West Custom Fixtures Inc is an Interior Design company founded in 1997. The team offers Interior Design and Lighting Design and is in Calgary, Canada.Read More
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