- Oil and gas line and compressor station construction (3)
- Gas main construction (4)
- Oil and gas pipeline construction (9)
- Communication line and transmission tower construction (17)
- Cable laying construction (12)
- Cable television line construction (6)
- Telephone and communication line construction (12)
- Transmitting tower (telecommunication) construction (18)
- Water and sewer line construction (31)
- Aqueduct construction (2)
- Sewer line construction (115)
- Water main construction (22)
- Electric power line construction (31)
- Manhole construction (1)
- Pipe laying construction (20)
- Pipeline construction, nsk (20)
- Pumping station construction (2)
- Underground utilities contractor (58)
