updated 1/26/2026
| Company Name | Certification Expires | Contact Name | Contact Phone |
| 7 Summits Construction, LLC | 4/30/2027 | Josh Johnson | 860-756-5577 |
| All State Construction Inc. | 10/31/2026 | Pete Pare | 860-678-0678 ext. 3054 |
| BRD Builders LLC | 10/31/2026 | Michael Clifford | 860-305-3929 |
| Carlin Construction Company, LLC | 10/31/2026 | Anna Godden | 860-444-2567 |
| Connecticut Carpentry Corporation | 10/31/2026 | Frank DiBacco | 860-571-8812 |
| Construx Co., LLC | 4/30/2027 | Laurence Mason | 860-709-9280 |
| D/E/F Services Group, Ltd. | 10/31/2026 | Jason Jacaruso | 860-376-4896 |
| Daniel O’Connells Sons Inc. | 10/31/2026 | Kevin Burns | 413-540-1392 |
| Design to Finish General Contracting, Inc. | 4/30/2027 | Lisa A. Graham | 860-749-2660 |
| Dimeo Construction Company | 10/31/2026 | Christopher Doepper | 401-781-9800 |
| Diversity Construction Group | 10/31/2026 | James A. Keaney, Jr. | 203-303-1317 |
| Downes Construction Company | 10/31/2026 | Nicole DeMaio | 860-229-3755 |
| DPR Construction | 4/30/2027 | Jill Papagni | 781-580-9017 |
| G. Donovan Associates, Inc. | 10/31/2026 | G. Scott Donovan | 860-642-0700 |
| General Contracting Solutions, Inc. | 4/30/2027 | Christine M Greco | 413-887-9596 |
| JLY Enterprises LLC | 10/31/2026 | Joel Yencho | 203-506-8589 |
| KBE Building Corporation | 10/31/2026 | Jim Culkin | 860-284-7460 |
| Kronenberger & Sons Restoration LLC | 10/31/2026 | Brian T. Kronenberger | 860-347-4600 |
| Lee Kennedy Co., Inc. | 10/31/2026 | Robert O’Leary | 617-825-6930 |
| Loureiro Building Construction, LLC | 10/31/2026 | Kristen Dera | 860-747-6181 |
| Mattern Construction, Inc. | 10/31/2026 | Eric Mattern | 860-822-8457 ext. 21 |
| Newfield Construction Group, LLC | 4/30/2027 | Brian Ouellette | 860-944-6759 |
| Noble Construction & Management Inc. | 10/31/2026 | Kenneth Biega | 860-772-8805 |
| Nosal Builders, Inc. | 10/31/2026 | Beatrix Kassai | 203-439-9320 ext. 308 |
| O&G Industries, Inc. | 10/31/2026 | Mark Jeffko | 860-626-6432 |
| PAC Group LLC | 4/30/2027 | Chris LeBlanc | 860-921-4658 |
| Pat Munger Construction Company, Inc. | 10/31/2026 | Karen DelVecchio | 203-584-8319 |
| Richards Corporation | 10/31/2026 | Richard Tyler Doyle | 860-583-9229 |
| Sarazin General Contractors, Inc. | 10/31/2026 | Paige Sarazin | 860-456-4576 |
| Scope Construction Company Inc. | 10/31/2026 | Scott Boos | 860-832-8335 |
| The Associated Construction Company | 10/31/2026 | Joseph Jankowski | 860-296-4114 |
| The Morganti Group, Inc. | 10/31/2026 | Jocelyne Istambouli | 203-830-3336 |
| The Whiting-Turner Contracting Company | 10/31/2026 | Gregory Putnam | 203-410-1202 |
| Turner Construction Company | 10/31/2026 | Kathlyn Molyneux | 203-907-7832 |
| Western Buiders, Inc. | 10/31/2026 | Bryan Hughes | 413-262-5438 |
| Wohlsen Construction Company, Inc. | 10/31/2026 | Robert Daddona | 203-901-3260 |
| Zlotnick Construction | 10/31/2026 | Gregory G Zlotnick | 860-456-3221 |