| # | Company name | Role | # of projects |
|---|---|---|---|
| 1 | G A Bentley Construction, Inc. | Construction company | 0 |
| 2 | G. Liviero & Son Building (Pty) Ltd. | Construction company | 3 |
| 3 | G. M. Hock Construction, Inc. | Construction company | 3 |
| 4 | G. Quadflieg GmbH | Construction company | 0 |
| 5 | G. Stephens, Inc. | Construction company | 0 |
| 6 | G.F and J.W. Heinzmann | Construction company | 1 |
| 7 | G&C Concrete Construction, Inc. | Construction company | 1 |
| 8 | G&S Bouw | Construction company | 27 |
| 9 | G+H Büngen GmbH | Construction company | 0 |
| 10 | G5 Empreendimentos | Construction company | 13 |
| 11 | G9 Incorporadora | Construction company | 2 |
| 12 | GA Industriel du Bâtiment | Construction company | 0 |
| 13 | Ga'lib Brasil | Construction company | 8 |
| 14 | Gabriel Bacelar Construções | Construction company | 43 |
| 15 | Gafisa S.A. | Construction company | 490 |
| 16 | Gaissler & Solon Construções e Incorporações | Construction company | 1 |
| 17 | Galak Wasserman | Construction company | 3 |
| 18 | Galasa | Construction company | 12 |
| 19 | Galcon Construction | Construction company | 1 |
| 20 | Gale & Wentworth Llcâ | Construction company | 0 |