| Adventure Environmental, Inc. | Tavernier, FL | 305-440-3304 |
| Ahtna Marine and Construction | Boynton Beach, FL | 954-568-0007 |
| AIM Engineering & Surveying Inc. | Fort Myers, FL | 239-284-1912 |
| April LLC | Cape Coral, FL | 239-471-5811 |
| Atlantis Marine Contractors Inc. | Miami, FL | 786-509-3512 |
| Bayside Dredging LLC | Clearwater, FL | 727-798-0238 |
| Blue Terra LLC | Winter Garden, FL | 973-769-5271 |
| C&M Dredging Inc. | Leesburg, FL | 352-314-8900 |
| Coastal Engineering Consultants Inc. | Bonita Springs, FL | 239-643-2324 |
| Continental Heavy Civil Corp | Miami, FL | 786-250-5851 |
| Cross Creek Environmental | Cape Coral, FL | 239-699-7495 |
| DBA Estate Management Services | Brunswick, GA | 912-313-0562 |
| Energy Resources Inc. | Chesterfield, MO | 636-532-9558 |
| Firm Builder LLC | West Palm Beach, FL | 561-480-0288 |
| Hans Wilson & Associates Inc. | Fort Myers, FL | 239-334-6870 |
| Kelly Brothers Inc. | Fort Myers, FL | 239-482-7300 |
| Landshore Enterprises LLC | Venice, FL | 941-303-5238 |
| Manhattan Road & Bridge | Tulsa, OK | 918-684-4184 |
| Marine Contracting Group Inc. | Punta Gorda, FL | 941-505-0221 |
| Midwest Construction Products | Fort Myers, FL | 239-432-2812 |
| Palmera Construction Group | Jensen Beach, FL | 772-678-9541 |
| Paragron Integrated Services Group LLC | Houston, TX | 336-388-8470 |
| Petrotech Southeast Inc. | Astatua, FL | 863-224-7096 |
| Pinnacle Ecological, Inc. | Boynton Beach, FL | 561-699-2609 |
| Poseidon, LLC dba Poseidon Barge | Berne, IN | 260-422-8767 |
| R.H. Moore & Associates | Tampa, FL | 813-988-0200 |
| Sitada Group Inc | East Palatka, FL | 239-789-8269 |
| Spectraserv | Kearney, NJ | 973-589-0277 |
| Stemic Marine Construction | Fort Myers, FL | 239-481-7143 |
| Stokes Marine Inc. | Fort Myers, FL | 239-243-4083 |
| Sully's LLC | Venice, FL | 941-488-8900 |
| US Commercial Diving | Fort Lauderdale, FL | 231-631-6611 |
| Wright Construction Group Inc. | Fort Myers, FL | 239-481-5000 |