Building Environmental Projects for a
Sustainable Future


W. M. Lyles Co. is an environmental and utility contractor with a successful record of performance, safety, and reliability. W. M. Lyles Co. has performed its work with integrity, honesty, and a careful eye on the needs of our owners, employees, and environment since 1945.

We have progressed through performance by having competent, intelligent, and experienced personnel actively directing the tactical and strategic operations of our company.

wm lyles co icon safety


W. M. Lyles Co.’s focus on safety behavior and safety requirements has led to ZERO OSHA violations, and over the last 7 years our worker’s compensation claims, or Total Recordable Injury Rate (TRIR), has routinely fallen well below the industry average both statewide and on a national scale.

wm lyles co icon flexibility


By self-performing 70% of all construction work, including earthwork, concrete, mechanical piping, equipment installation and startup and commissioning affords us the unique opportunity to:

  • Have direct control of our field crews
  • Control the schedule and cost of the project
  • Provide the highest quality project
wm lyles co icon reliability


W. M. Lyles Co. operates throughout California and with over 79 years of experience, has successfully completed over $3 billion of projects across a broad spectrum of market segments. WML can take a project from concept to completion and provide a high-quality, safe and efficient project within budget constraints.

What Our Clients Are Saying:

Screenshot 2024 02 11 185745

The Year in Review