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About Us

Sonoma Underground is lead by a management team second to none. Targeted experience with utility/ infrastructure construction, including but not limited to, design, protection, relocation, placement and maintenance of plant makes us the professionals of choice. Sonoma’s management team has an aggressive, yet safe approach, willing to try new products and procedures while utilizing the knowledge and experience of proven methods giving our Clients the most cost effective options. Sonoma’s in- house “Quality Control Program” assures that the work is performed 100% to our Client’s expectations and specifications.

Since incorporation in April 2005, Sonoma Underground has grown to cover all aspects of utility / infrastructure construction.  With our continued growth, Sonoma maintains a focus on our client’s needs and interest, giving the highest quality product with the most cost effective solution by utilizing years of knowledge, proven techniques, state of the art equipment as well as implementing cutting edge technologies.

Sonoma has always had a “SAFETY FIRST” approach to any and every job.  Exceeding our clients and OSHA requirements, every employee is trained to do the job in the safest manor possible, “The Sonoma Way”.  Sonoma continually trains every employee in the company to maintain the highest level of knowledge and commitment to a safe work environment.  The success of this program is reflected, as Sonoma year after year achieved a .80-.83 MOD Rating

Sonoma Underground Services Inc. is Chicagoland’s premier utility contractor that is certified with the State of Illinois, City of Chicago and Metropolitan Water Reclamation District as a Minority Business Enterprise (MBE) also maintains a Disadvantage Business Enterprise Certification (DBE) with The Illinois Department of Transportation.

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