About ABC Plumbing, Inc.

Founded in 2005 by Aaron B. Castro, ABC Plumbing, Inc. has proudly served California with reliable, high-quality plumbing solutions for nearly two decades. As a certified Minority Small Business and fully licensed S-Corporation (CA Lic#866997 – C-36 Plumbing), we’ve built our reputation on professionalism, integrity, and craftsmanship that stands the test of time.

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ABC Plumbing, Inc. is a proud member of the Plumbers Union Local 393, ensuring every project we undertake meets the highest standards of safety, skill, and accountability. We are fully insured and bonded, providing our clients with confidence and peace of mind on every job.

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From small service repairs to large-scale commercial and public works projects, our team brings extensive expertise and a commitment to doing the job right the first time. We combine time-tested plumbing practices with modern technology, offering everything from 24/7 emergency response to advanced sewer line video inspections and pressure regulator valve replacements.

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Whether you’re managing a commercial facility, upgrading building systems, or addressing an urgent plumbing issue, ABC Plumbing, Inc. is your trusted partner for dependable results and responsive service.