General Engineering A License

A Solid Foundation to Build On

Improving public space is a hefty responsibility that L.M. Olson, Inc. welcomes as a preferred contractor for general engineering utilities in Los Angeles. Whether the job requires fire hydrant installation or mainline services, we have the capabilities and resources to complete jobs with expert efficiency. We are pleased to find out strengths in a team that offers the attention of a small business with the workforce and skill of a large company. On the job we guarantee each project will be completed with the highest level of safety, timeliness, and value. We have completed hundreds of projects that served a variety of structures and underground utilities in the public right of way.

Contracting Experts for Over 30 Years

Since 1987 L.M. Olson, Inc. has provided contracting services for the city of Los Angeles. As the city has continually grown we have strived to be a company that evolves and grows with it. Throughout the years we have expanded our knowledge and team to create a solid foundation for each project L.M. Olson, Inc. takes on. Our reputation for efficiency and safety leads the way for our newest role as an underground utilities contractor for LADWP and other public works. We hold a Class A general engineering contractor's license in Los Angeles, with specialties in underground utilities and sewer services. Whether you are a general contractor or municipality, L.M. Olson, Inc. offers accountability and excellence to support your project and the surrounding communities.

Wet Utilities

Choose L.M. Olson, Inc. for guaranteed excellence and accountability throughout the project. Typical projects we take on include underground utilities from small scale water repairs to complete overhauls of water systems.

Wet Utilities We Provide:

  • Mainline Services and Structures
  • Manholes
  • Fire Hydrant Installation
  • Water
  • Sewer
  • Wastewater

For more information on sewer lateral or mainline projects, view our sewer services.

Dry Utilities

We specialize in utility installations and are equipped to complete the project from digging the trench to backfill service at completion. L.M. Olson, Inc. makes your dry utility installations a seamless step. 

Dry Utilities We Provide:

  • Electrical (U-Permit)
  • Vault Structures
  • Telephone
Underground utilities
The Outline at NoHo

A recent project L.M. Olson, Inc. has provided general engineering services for is The Outline at NoHo. Keep up with L.M. Olson, Inc. on social media for more recent work and ongoing project updates.


Contact us for a free estimate for sewer contracting services or to inquire about equipment rental availability.

L.M. Olson, Inc.
18017 Chatsworth St #232
Granada Hills, CA 91344
Office: (818) 355-7280

L.M. Olson, Inc. is pleased to provide general engineering utilities and sewer contractor services to developers, general contractors, and municipalities in the city of Los Angeles and Ventura Country. Contact us to request a bid or discuss your project needs.