Devengenzo & Company is a diamond certified landscaping
and general engineering company servicing the San Francisco East Bay
General Contractor, General Engineering Contractor, Landscape Contractor
We have been serving Contra Costa County and Alameda County clients since 1970. We specialize in total project management from inception to completion and are experienced in all phases of residential construction.
General Contracting Division : New homes, additions, remodeling, kitchens and bathrooms are some examples of the work we are capable of doing.
We have in house staff that can handle your project from inception and initial planning, to the completed plans through the permit process.
General Engineering Division : Sewer main extensions, sewer laterals, storm drain systems, interceptor systems (french drains). We offer complete site drainage solutions, including septic system installation and abandonment.
Landscape and Irrigation Division : Specializing in custom projects, grading, automatic irrigation, hardscapes, and retaining walls and several award winning projects.
We are motivated by the desire to achieve and complete our clients specific dream project or necessary goal.
So much as taken place on the building of this ADU since last September 2022.The location for this ADU is so unusual…
There has been a tremendous amount of progress on this ADU since July.Please enjoy seeing this building coming together. The last three…
Update on the ADU being built. As per the previous post, the Foundation Wall for this ADU is Concrete “Shotcrete” and screeded…
Updates on the ADU that is being built using the Conventional Construction Process. In the background photos you see the excavation has…
It has been a year since I updated on the beautiful conventional ADU unit.
A lot has taken place in this peaceful rustic location.
This project had many challenges because of the private location and difficult access.
Our subcontractors were amazing. The work they performed is outstanding.
We are nearing the end…but not there yet.
Please view some new photos of the progress.
We bring a personal and effective approach to every project we work on.