San Francisco Bay Area General Contractor

San Francisco Bay Area General Contractor

G.T.I, Inc has been offering general contracting services to the San Francisco Bay Area and all surrounding counties since 1989. We are specialize in all kinds of Commercial and Residential Construction Work. You can view our full list of services under the Services Menu. With over 20 years experience, you are guaranteed to have peace of mind knowing Greentech Industry, Inc is handling your general contracting needs.

Mark Joswig Executive Manager, Greentech Industry, Inc. San Francisco, CA An industry leader for over thirty five years, I have played many roles throughout my career from master carpenter to General Contractor and Construction Manager, as…
Solar Panels installation San Francisco

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Kelly and Richard (SF)
"The team that was assigned to our project... were extremely professional throughout the project and assured that my expectations were met and often exceeded."
Greg E. (Palo Alto)
Greentech was wonderful to work with. When we had challanges with the budget, they brought up numerous suggestions of where we could save money.
Kevin W. (SF)
"I am pleased with the window system you installed. As you know, I was concerned about the appearance of replacement windows in a house of my vintage, but am delighted with the results that you produced."
Terry Adlowitz
"I have been using GTI, Inc for over 10 years and they have always been extremely professional and quick to respond. An accurate assessment is given by a principle and the work is carried out in a workman like manner. They are my pleasure to recommend."