JPA Cross-Storm Engineering, Inc. is a family-owned Company specializing in Storm Drain and Underground Concrete Structures throughout San Diego County. Backed by a Class A California General Engineering Contractor License. We Specialize in storm drain structures, underground boxes, headwalls, concrete work, sidewalks, driveways, and curb & gutter.

We proudly serve commercial, residential, and public works projects throughout Southern California — collaborating with general contractors, developers, municipalities, and project managers who need heavy civil work delivered on schedule and to spec.

Our crews build with the same precision, whether the scope is a single driveway or a multi-structure storm drain system. Formwork, rebar, pour, and finish — everything on tolerance, every time.