About Us

MANCON is a full service contractor and builder providing a professional quality service to residential and commercial clients in the Tri-Valley, East Bay Area. From new construction to remodeling, from foundation to finish, Mancon will satisfy all your construction needs.

• Located in the Tri-Valley Since 1975
• Keeping the earth green, we keep it clean and recycle
• Quality before profit
• Long-term employees
• Multiple crews
• All work guaranteed
• Fair & competitive pricing
• We are known for “bullet proof” construction with it being done right the first time.
• MANCON is fully licensed with the State of California (#783685) and carries the maximum insurance available on all projects .