Who is filing planning applications on the Isle of Man
Every firm named as agent on the register we hold, counted by when their applications were filed. Volume is not quality — a busy practice may be doing small works, and a quiet one may be doing the island's best houses — but it does say who is active right now.
| Firm | Discipline | 2026 | 2025 | Last five years | Granted |
|---|---|---|---|---|---|
| Mark Blair Design Ltd | Architects | 1 | 9 | 10 |
89% |
| Digit Isle Designs | Architects | 1 | 8 | 9 |
78% |
| Sarah Corlett Town Planning Consultancy Ltd | Planning Consultants | 3 | 5 | 8 |
83% |
| Chris Bell | Other | 1 | 5 | 6 |
100% |
| JTM Architecture | Architects | 2 | 2 | 4 |
too few decided |
| Horncastle Thomas | Architects | 2 | 2 | 4 |
too few decided |
| Kelly Lewthwaite Building Design | Architects | 0 | 4 | 4 |
too few decided |
| Wilson Consulting Ltd | Other | 1 | 3 | 4 |
too few decided |
| Penketh-Millar Ltd | Architects | 0 | 3 | 3 |
too few decided |
| EnviroArchitecture Ltd | Architects | 3 | 0 | 3 |
too few decided |
| McGarrigle Ayre Architects Ltd | Architects | 1 | 2 | 3 |
too few decided |
| AH Grace Ltd | Other | 0 | 3 | 3 |
too few decided |
| Ellis Brown Architects | Architects | 0 | 2 | 2 |
too few decided |
| Cornerstone Architects | Architects | 1 | 1 | 2 |
too few decided |
| Damien James Design | Architects | 0 | 2 | 2 |
too few decided |
| GCA Ltd Architects & Development Consultants | Architects | 1 | 1 | 2 |
too few decided |
| Kinrade Associates Limited | Architects | 0 | 2 | 2 |
too few decided |
| M P Associates Ltd | Architects | 2 | 0 | 2 |
too few decided |
| Abigail Morgan | Other | 0 | 2 | 2 |
too few decided |
| James Brookman Ltd | Other | 0 | 2 | 2 |
too few decided |
| Live And Work Ltd | Other | 0 | 2 | 2 |
too few decided |
| Mc² Consulting Ltd | Other | 2 | 0 | 2 |
too few decided |
| Mike Clarke | Other | 0 | 2 | 2 |
too few decided |
| Architectural Studio 7 | Architects | 0 | 1 | 1 |
too few decided |
| Baxter Construction & Design Limited | Architects | 1 | 0 | 1 |
too few decided |
| Construction Design Ltd | Architects | 0 | 1 | 1 |
too few decided |
| Dave Luton Design | Architects | 1 | 0 | 1 |
too few decided |
| Design House | Architects | 1 | 0 | 1 |
too few decided |
| GBS Design Services Ltd | Architects | 0 | 1 | 1 |
too few decided |
| Geoff GBS Design Services Ltd | Architects | 0 | 1 | 1 |
too few decided |
| JS Associates Ltd | Architects | 1 | 0 | 1 |
too few decided |
| Quay Design Ltd | Architects | 0 | 1 | 1 |
too few decided |
| Savage + Chadwick Architects (Chris Hill | Architects | 0 | 1 | 1 |
too few decided |
| Verduyn Architects Ltd | Architects | 0 | 1 | 1 |
too few decided |
| Dandara Homes Ltd | Builders & Developers | 0 | 1 | 1 |
too few decided |
| Uplift Planning | Planning Consultants | 0 | 1 | 1 |
too few decided |
| Cellnex (submitted by Pegasus Group | Other | 0 | 1 | 1 |
too few decided |
| Eire Electrical Ltd | Other | 0 | 1 | 1 |
too few decided |
| Hartford Ltd / George Li, Hartford Ltd | Other | 0 | 1 | 1 |
too few decided |
| Mallards Support Services | Other | 0 | 1 | 1 |
too few decided |
| Ostick + Williams (Robin Kernohan) | Other | 0 | 1 | 1 |
too few decided |
| Richard Morison, Pegasus Group | Other | 0 | 1 | 1 |
too few decided |
| Robin Kernohan, Ostick + Williams | Other | 0 | 1 | 1 |
too few decided |
| S R Crowther, dip Arch, RIBA | Other | 0 | 1 | 1 |
too few decided |
| Samuel T Samson, The Workshop | Other | 1 | 0 | 1 |
too few decided |
| The Isle of Man Farm Shop Company Ltd | Other | 0 | 1 | 1 |
too few decided |
Counts come from the application references we hold, which reach back about five years — a firm that has practised here for thirty will still only show five. What each firm specialises in