| # | Company name | Role | # of projects |
|---|---|---|---|
| 1 | Paul Butler Associates | Planning consultant | 4 |
| 2 | Pegasus Planning Group LLP | Planning consultant | 1 |
| 3 | Pierau Unternehmensberatung GmbH | Planning consultant | 1 |
| 4 | Planning & Development Associates Ltd | Planning consultant | 1 |
| 5 | Planungsgruppe Brachmann Gesellschaft für vernetzte Baubetreuung mbH | Planning consultant | 1 |
| 6 | Planungsteam E-Plus | Planning consultant | 1 |
| 7 | Porta Bauelemente | Planning consultant | 0 |