• Welcome to Tim Walsh Builders

A full service remodeling and construction company located in Mill Valley. Tim Walsh Builders has distinguished itself in over 30 years of service to homeowners in Marin and the greater bay area, earning a reputation for successfully building projects marked by a high level of communication and collaboration.

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Additions/New Construction

Interior Remodeling

Outdoor Living

Repair & Replacement

What our customers say:

“Tim Walsh has been my contractor for many years, most recently completing a major remodel of my home.  Tim really listens and is a good communicator.  I cannot recommend Tim highly enough.  My home is very important to me and Tim has made my vision of it a reality. “

-Leslie M.   Novato


NATIONAL ASSOCIATION OF THE REMODELING INDUSTRY
North Bay Chapter Founding Member

THE NATIONAL TRUST FOR HISTORIC PRESERVATION
20 Year Member

BUILD IT GREEN
Member & Certified Green Remodeler