Top 20 Sustainable Architecture Firms in Wales
The Best of December 2025Looking for a top sustainable architect in Wales?
As the demand for eco-conscious design grows, sustainable architecture firms have become essential in shaping the future of the built environment. By employing sustainable building practices and cutting-edge technologies, these firms create visually stunning and environmentally responsible spaces. Collaborating with a sustainable architecture firm allows clients to create spaces that reflect their values, reduce their ecological footprint, and contribute to a more sustainable future.
To assist you in your search for a partner, we’ve compiled this list of the top sustainable architecture companies in Wales. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best Wales Sustainable Architects
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1Undisclosed250 - 999 employeesCardiff, WalesHLM Architects is a midsize Cardiff, Wales-based Architectural Design company. Their services include Architectural Design and Interior Design.Read More
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2Undisclosed2 - 9 employeesCardiff, WalesDowns Merrifield Architects is an Architectural Design company. Their small team is headquartered in Cardiff, Wales. Their services include Architectural Design.Read More
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3Undisclosed10 - 49 employeesCardiff , WalesDavies Sutton Architects is an Architectural Design company. They are located in Cardiff , Wales. Their team specializes in Architectural Design.Read More
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4Undisclosed2 - 9 employeesCardiff, WalesHatcher Prichard Architects is an Architectural Design company. Based in Cardiff, Wales, the firm was founded in 2010. Their team offers Architectural Design.Read More
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5Undisclosed10 - 49 employeesCardiff, WalesEPT PARTNERSHIP, an Architectural Design company, is in Cardiff, Wales. They specialize in Architectural Design.Read More
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6Undisclosed10 - 49 employeesCardiff, WalesLaunched in 1979, Pentan Architects, a small Architectural Design company, is based in Cardiff, Wales. Their services include Architectural Design.Read More
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7Undisclosed50 - 249 employeesCardiff, WalesDarntonB3 is a midsize Architectural Design company in Cardiff, Wales. The team offers Architectural Design.Read More
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8Undisclosed10 - 49 employeesCardiff, WalesRio Architects is a small Cardiff, Wales-based Architectural Design company. Their services include Architectural Design and Interior Design.Read More
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9Undisclosed10 - 49 employeesCardiff, WalesLawray Architects is a Cardiff, Wales-based Architectural Design company. They provide Architectural Design.Read More
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10Undisclosed10 - 49 employeesCardiff, WalesCaroe & Partners Architects, an Architectural Design company, was established in 1900. They offers Architectural Design.Read More
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11Undisclosed50 - 249 employeesCardiff, WalesHLN Group is an Architectural Design company. They are based in Cardiff, Wales and have midsize team. Their team provides Architectural Design.Read More
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12Undisclosed50 - 249 employeesCardiff, WalesEstablished in 1966, Powell Dobson Architects Ltd. Is a midsize Architectural Design company located in Cardiff, Wales. Their team focuses on Architectural Design and Interior Design.Read More
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13$10,000+50 - 249 employeesNewport, WalesRoberts Limbrick is an Architectural Design and Interior Design company located in Gloucester, England and Newport, Wales. They specialize in Architectural Design and Interior Design.Read More
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14Undisclosed2 - 9 employeesCardiff, WalesTD Architect, a small Architectural Design and Interior Design company, is located in Cardiff, Wales. The team provides Architectural Design and Interior Design.Read More
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15Undisclosed2 - 9 employeesCardiff, WalesWhite Consultants is an Architectural Design company. The team provides Architectural Design, and the company is located in Cardiff, Wales.Read More
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16Undisclosed2 - 9 employeesCardiff, WalesDarkin Architects is an Architectural Design company. Located in Cardiff, Wales, the firm was launched in 1996. Their team specializes in Architectural Design.Read More
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