Our Services

A gas meter with a red valve attached to it.

Comprehensive Plumbing Solutions for Every Home

Mammoth Plumbing delivers expert plumbing services to homeowners throughout San Francisco and the Bay Area peninsula. Our licensed technicians bring years of specialized training and experience to every job, from minor repairs to complete system installations. We understand the unique plumbing challenges faced by homes in different communities—from the fog-prone neighborhoods of Daly City to the luxury estates of Hillsborough. Whether you're dealing with an emergency leak, planning a bathroom remodel, or need routine maintenance, our team provides reliable solutions with transparent pricing and guaranteed workmanship.

What We Offer in the Bay Area

We offer comprehensive plumbing services designed to address all your needs with expert precision and care. Each service is performed by our highly trained technicians, who arrive equipped with advanced tools and extensive knowledge.

A person is holding a blue level next to a pipe.

Residential Plumbing

Our residential services include complete house repiping to improve water quality and pressure, gas line installation and repair with strict attention to safety, prompt clog and leak repairs to prevent water damage, expert toilet installation and maintenance, comprehensive shower and tub services from repairs to replacements, garbage disposal installation and troubleshooting, and preventative maintenance programs that help homeowners throughout San Francisco, Brisbane, and the entire peninsula avoid costly emergencies through regular inspections and timely interventions.

A white water heater is sitting on a wall next to copper pipes.

Water Heaters

We provide specialized water heater services, including energy-efficient tankless water heater installation that delivers endless hot water while reducing energy costs, comprehensive repair services for all water heater types addressing everything from pilot light problems to thermostat failures, and expert replacement guidance to help homeowners in Daly City, San Bruno, and Hillsborough select the perfect new unit based on household size, usage patterns, and budget considerations, ensuring reliable performance and maximum efficiency.

A pipe is laying in the dirt under a house.

Sewers & Drains

Our sewer and drain specialists offer complete sewer replacement for severely damaged lines using minimally disruptive techniques, advanced sewer repair utilizing technologies like pipe lining to restore function without extensive excavation, professional drain cleaning that removes stubborn clogs more effectively than store-bought solutions, and comprehensive drain repair services for homes throughout Broadmoor, Millbrae, Burlingame, and San Mateo, permanently resolving issues while protecting your property from water damage and unhygienic conditions.