J&M, Inc. is a third-generation general engineering contractor located in Livermore, CA. J&M, Inc. specializes in the underground installations of sewer, storm drain, and water systems in the private and public sectors of Northern California. J&M, Inc. has been in business since 1957 and was incorporated in 1958.

There is no project too small and no project too complicated for J&M, Inc. There is nothing J&M, Inc. cannot accomplish ourselves or with the relationships of our trade partners. By owning and maintaining our own equipment fleet, J&M, Inc. is able to mobilize quickly and commence work on short notice. J&M, Inc. prides ourselves in providing our clients first class service from pre-construction plan review, constructability review, budgeting, and bidding, to project planning and scheduling, to project construction, and everything in-between through project acceptance and closure.

J&M, Inc. is signatory to the Laborers, Operating Engineers and Teamsters Unions.