tree in backyard


in business since

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About Us

  • on Angie's List for 13 years
Guaranteed Plumbing has been serving the Bay Area for over 12t years, although the owner, Marcus Madrid, has been in the plumbing business for over twenty years. We are a full service plumbing company that does commercial and residential projects ranging from service calls to ground-up construction. Guaranteed Plumbing also has a division (East Bay Gas Lines) that specializes in retrofit gas installs for residential and commercial projects. Guaranteed Plumbing prides itself with not only producing the highest quality plumbing during the construction phases, but also maintains its jobs through our skilled service department.
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36 reviews
0 offers
on Angie's List for 13 years
Phone Number
(925) 820-2090
85 Front St
Danville, CA