Alligator Plumbing

About Us

Based in Castro Valley and proudly family-owned since 2014, Alligator Plumbing delivers dependable, high-quality plumbing solutions across the East Bay. Our approach centers on transparency, reliability, and exceptional customer care—starting with free, on-site estimates and fixed pricing, so clients always know what to expect before any work begins.

With over a decade of experience, our licensed and bonded team handles everything from water heater installation and repair, toilet and faucet services, gas line installation, leak detection, and repiping, to full remodel and renovation projects. We prioritize integrity in all our work, selecting high-quality, often American-made parts, and tailoring each solution to meet the unique needs of every home or business.

Our reputation shines through in happy customer reviews and strong contractor ratings. In 2025, we were honored to be voted Best of Castro Valley in the Contractor category and earned second place for Home Services.

At Alligator Plumbing, we believe in being more than just service providers—we’re your trusted partners in keeping things flowing smoothly. Whether it’s a minor repair or a large-scale remodel, count on us for craftsmanship, care, and clarity through every step.