For Commercial Properties

Commercial Plumbing for Restaurants, Hotels, Gyms & Business Facilities

Scheduled around your hours. Zero disruption to your business.

Plumbing downtime costs commercial businesses money. Our team provides dependable commercial plumbing services — grease trap maintenance, backflow testing, drain cleaning, water heater service, and more — scheduled to minimize disruption to your operations. Serving Contra Costa County and the East Bay since 2001.

Guerra Bros. Plumbing team performing commercial utility work in the Bay Area
  • Scheduled service windows

    Early mornings, evenings, or weekends — your call.

  • Direct manager coordination

    Clear, direct communication — not a message relay.

  • Compliance documentation

    Backflow certification and permits, ready for your files.

  • CA Lic. #802256

    Fully licensed, bonded, and insured for commercial work.

Properties We Serve

Commercial plumbing services across every facility type

From single-location restaurants to multi-building office parks, our team has the experience and equipment to handle commercial plumbing demands across Contra Costa County and the greater East Bay.

  • Restaurants and commercial kitchens
  • Hotels and hospitality properties
  • Gyms, fitness centers, and health clubs
  • Retail properties and shopping centers
  • Office buildings and business parks
  • Medical and professional offices
  • Warehouses and light industrial facilities
View our full commercial services page

Why Commercial Clients Choose Us

We understand what's at stake.

A restaurant with a backed-up grease trap or a gym with a failed water heater can't wait two days for a plumber to show up. We respond quickly, work efficiently, and schedule around your operating hours wherever possible.

Scheduled service windows

We work around your operating hours — early morning, evenings, or weekends — to minimize disruption to your business.

Direct manager coordination

We communicate with your facility manager, not a message relay — clear, direct, professional.

Preventative maintenance

Scheduled drain cleaning and water heater service programs that reduce emergency calls and protect your operations.

Compliance documentation

Backflow certification, inspection records, and permits provided in the format your city requires.

CA Lic. #802256

Fully licensed, bonded, and insured for commercial work across the East Bay.

Established in 2001

Over 20 years serving commercial clients in Concord and throughout Contra Costa County.

Where We Work

Commercial plumbing across Contra Costa County and the East Bay

Based in Concord, we serve businesses in Walnut Creek, Martinez, Pleasant Hill, Lafayette, Danville, and surrounding communities.

Don't see your city? Call us — we may still serve your area.

View all service areas
Service area map — Commercial Plumbing in Concord, Walnut Creek, Martinez and Contra Costa County