- Oil and gas line and compressor station construction (3)
- Gas main construction (4)
- Natural gas compressor station construction (2)
- Oil and gas pipeline construction (13)
- Communication line and transmission tower construction (9)
- Cable laying construction (6)
- Telephone and communication line construction (12)
- Transmitting tower (telecommunication) construction (3)
- Water and sewer line construction (5)
- Aqueduct construction (1)
- Sewer line construction (7)
- Water main construction (13)
- Electric power line construction (8)
- Manhole construction (1)
- Pipe laying construction (9)
- Pipeline construction, nsk (19)
- Pumping station construction (4)
- Underground utilities contractor (27)
