Professional Engineering (PE)
- Civil & site engineering
- Utility design & coordination
- Plan review & stamped deliverables

A senior-led, PE-stamped consulting firm delivering professional engineering, utility construction management, fiber, HDD, and data center program management across Texas, Arizona, and New Mexico.
CSL Consults is an MBE/DBE-certified infrastructure consulting firm delivering professional engineering, Level A Subsurface Utility Engineering (SUE) services, utility construction management, fiber and telecom infrastructure, horizontal directional drilling, permitting and government liaison support, and data center program management across the Southwest.
CSL's capabilities extend beyond traditional consulting assignments. We evaluate each client's particular challenge and organize the appropriate technical, engineering, construction, regulatory, permitting, operational, or strategic resources for the engagement. CSL may also serve as a liaison and authorized project representative during county, city, municipal, governmental, permitting, regulatory, planning, development, utility, public-works, and other project-related meetings. This flexible model allows CSL to support projects ranging from individual residential matters to major infrastructure, energy, government, commercial, industrial, and enterprise initiatives.
Primary and secondary NAICS codes covering engineering, consulting, and construction-related services for federal, state, and municipal procurement.
| Code | Description |
|---|---|
| 541330 | Engineering Services |
| 541350 | Building Inspection Services |
| 541370 | Surveying & Mapping (except Geophysical) |
| 541611 | Administrative Management & General Management Consulting |
| 541618 | Other Management Consulting Services |
| 541690 | Other Scientific & Technical Consulting |
| 237110 | Water & Sewer Line and Related Structures Construction |
| 237130 | Power & Communication Line & Related Structures Construction |
| 237310 | Highway, Street & Bridge Construction |
| 238910 | Site Preparation Contractors |
TxDOT corridors, hyperscale data center markets, and fiber backbone deployments.
Phoenix-area data center growth, ADOT coordination, and broadband expansion.
NMDOT corridors, tribal-land coordination, and BEAD-aligned broadband.
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