Some of of Credentials Include:

Excavator removing an old septic tank in Sunol, California. We have the contractors license for it.

Professional Engineer

Our on-staff engineer, Tim Johnston, P. E. possess California Board for Professional Engineers License number 66172.

Construction Contractor

Acorn Onsite, Inc. posses California Contractor's State License Board, license number 499418.

Maintenance Provider

For the regions we provide maintenance we posses the applicable county pumping licenses, manufacturer maintenance certifications, and the expert knowledge to properly maintain the septic system.

Happy Customers

A referral from a satisfied customer is a credential all in its own.

Industry Knowledge

We continually keep current with new technologies and ideas as they develop. We use new ideas as applicable.


We are here now, and will be here in the future. Let us know how we can help you now or give us a call in ten years and we can help you then.