The 10 Best Architects in Cardiff 2026

Ranked by real customer reviews, listing activity and Companies House verification. Updated weekly from public sources.

How this ranking is calculated

Composite score from real, publicly-verifiable signals only:

  • Google Business Profile star rating (when 3+ reviews)
  • Google Business Profile review count (log-scaled)
  • Verification sources: Companies House number, Google Business listing, Checkatrade, TrustATrader, claimed website
  • Operator-claimed listing status

No paid placement. No accepted listings. No fabricated reviews. Source data refreshed weekly.

  1. Deer Architects is an architect in Cardiff, rated 5/5 from 42 Google reviews. Registered with Companies House (no. 16951550) and currently active. Verified Google Business Profile.

    5.0★ (42 reviews)3 verification sources
    5.0★
    42 reviews

  2. Prichard Barnes Architects is an architect in Cardiff, rated 5/5 from 21 Google reviews. Registered with Companies House (no. 13243492) and currently active. Verified Google Business Profile.

    5.0★ (21 reviews)3 verification sources
    5.0★
    21 reviews

  3. Rio Architects Ltd is an architect in Cardiff, rated 4.9/5 from 9 Google reviews. Registered with Companies House (no. 03965557) and currently active.

    4.9★ (9 reviews)3 verification sources
    4.9★
    9 reviews

  4. Franks & Toms Architects Ltd is an architect in Cardiff, rated 5/5 from 70 Google reviews. Established Google Business Profile with 70+ customer reviews.

    5.0★ (70 reviews)
    5.0★
    70 reviews

  5. Powell Dobson Architects is an architect in Cardiff, rated 5/5 from 6 Google reviews. Registered with Companies House (no. 03873802) and currently active.

    5.0★ (6 reviews)3 verification sources
    5.0★
    6 reviews

  6. Gaunt Francis Architects is an architect in Cardiff, rated 5/5 from 5 Google reviews. Registered with Companies House (no. 07677103) and currently active.

    5.0★ (5 reviews)3 verification sources
    5.0★
    5 reviews

  7. Kotzmuth Williams Architects - Cardiff Architects is an architect in Cardiff, rated 5/5 from 4 Google reviews. Registered with Companies House (no. 04615043) and currently active.

    5.0★ (4 reviews)3 verification sources
    5.0★
    4 reviews

  8. PENTAN PARTNERSHIP Architects is an architect in Cardiff, rated 5/5 from 3 Google reviews. Registered with Companies House (no. 03032505) and currently active.

    5.0★ (3 reviews)3 verification sources
    5.0★
    3 reviews

  9. Taliesin Architecture Cardiff is an architect in Cardiff, rated 5/5 from 3 Google reviews. Registered with Companies House (no. 03181571) and currently active.

    5.0★ (3 reviews)3 verification sources
    5.0★
    3 reviews

  10. Benjamin Hale Architects is an architect in Cardiff, rated 5/5 from 8 Google reviews.

    5.0★ (8 reviews)
    5.0★
    8 reviews

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