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Our Mission: To listen carefully, communicate clearly, and work with our clients in a straightforward, honest manner; making projects fun and exciting to complete.

John Mangiantini

John Mangiantini, Founder

Licensed General Contractor #800675

John is the founder and owner of Mangiantini Construction. He is a third-generation Sonoman, having grown-up in this beautiful area he has an appreciation for “Old” Sonoma architecture and an appreciation for the latest building materials and techniques.

He has been a licensed General Contractor (Lic. #800675) in Sonoma, California, for more than 20 years. He has managed large commercial projects; including hospitality, industrial and business buildings, as well as numerous residential projects.

Team Mangiantini

Mangiantini Construction, Inc., General Contractor, licensed in the State of California, # 800675.

Our company specializes in custom build homes and remodels of residential and commercial properties. We take great pride in every step of our projects, from initial discussions through completion.

Our office staff and field crew are friendly, helpful, attentive, polite, and highly skilled. We work hard to make the building process easy for our clients. Our goal as a team is simply to make our clients' wishes come true and deliver the house of their dreams.