Found 15 verified marine plumbing & sanitation professionals in San Diego
Ordered by rating and review volume.
Real project photos from local pros — tap through to their storefront.
Group of crew members in matching shirts posing on a dock with fishing boats and sailboats in a harbor marina.
Sailboat deck with rigging and lines overlooking calm water and a small wooded island at sunset.
Evac marine sewage treatment plant with control panel, blowers, and disinfectant chemical pump in a ship's machinery room.
Large white motor yacht moored at a quay at night, its lights reflected on the still water, shown without a identifiable business name or town.
Luxury motor yacht MY KARAT moored at a wooden dock during sunset, with harbor lights in the background.Typical job length: 2 hours - 3 days
Leaks, failing pumps, head trouble and slow drains send San Diego boat owners looking for help, and 15 verified Marine Plumbing & Sanitation pros handle those problems.
Most plumbing calls start with a symptom: water where it shouldn't be, a pump that won't move it where it should go, or a system that has stopped working. The work San Diego pros list on Boatwork.co shows which problems owners bring most often.
- Leaks. Owner reviews mention emergency leak repairs, and plumbing leak repair is one of the most common services these pros handle. Freshwater tank leaks are a separate category from leaks in the supply lines. - Head problems. Head repair, macerator pump replacement and holding tank replacement all appear among the listed services, so sanitation trouble is a regular reason owners call. - Pumps and drains. Bilge pump replacement and drain system repair cover water that isn't leaving the boat the way it should. - Freshwater and greywater systems. Owners need repairs to existing freshwater systems, and installations of new freshwater and greywater systems.
Reviews also point to a diagnostic problem. Owners often can't tell where a fault sits, and customers praise pros for quick diagnostic work and for problem-solving across a wide range of plumbing challenges. Some also value immediate onboard assistance when the issue can't wait.
The details change with the system and the vessel, but plumbing work usually follows a familiar sequence.
1. Diagnosis. The pro inspects the system and traces the symptom to its source. A wet bilge, for example, could come from a fitting, a tank, a hose or a pump. Reviewers consistently credit pros who find the real cause rather than guess. 2. Scoping the work. Once the fault is identified, the pro explains whether a repair or a replacement makes sense. A pump or holding tank may need replacing outright, while a leak or drain problem may be fixed in place. 3. The repair or installation. The pro isolates the affected system, gets access to the failed part, and repairs or replaces it. New installs, such as freshwater or greywater systems, add planning for routing and connections. 4. Testing. After the work, the pro runs the system to confirm the leak is gone, the pump operates and water or waste moves correctly. 5. Handoff. A good pro tells the owner what was found and what to watch afterward.
Reviews also describe pros who move from a quick fix to comprehensive system repairs and ongoing support. That fits plumbing, where one failed part can expose a problem elsewhere in the same system.
San Diego has 15 verified Marine Plumbing & Sanitation pros, the largest such market in California. Across 203 reviews, the average rating is 4.8.
Six pros currently hold a 5.0 rating:
- Royal Marine has the deepest record, with 61 reviews. Clients describe exceptional reliability and broad expertise across many kinds of marine work. - Lykos Yacht Services & Solutions holds 5.0 across 20 reviews. - TM Marine holds 5.0 across 13 reviews. Reviewers highlight Thomas's technical skill and his care for customers and their vessels. - JC Yacht Services holds 5.0 across 6 reviews. - Ability Marine Services holds 5.0 across 3 reviews. - Fonteneau Yacht Repair holds 5.0 across 2 reviews.
The ratings of Ability Marine Services and Fonteneau Yacht Repair rest on small samples, so owners should read the reviews themselves.
Other pros draw attention in owner feedback too. Reviewers of Sun Coast Marine Services cite Warren and his team for emergency leak repairs, among other work. Reviewers of VB Engineering describe versatility, from quick diagnostics to comprehensive system repairs.
Local pros most often handle plumbing leaks, freshwater tank leaks, head repairs, and failed bilge or macerator pumps. They also work on drain systems, holding tanks, and freshwater and greywater systems. Owner reviews also mention emergency leak repairs.
A pro usually starts by diagnosing the source of the symptom, then repairs or replaces the faulty component, such as a pump, tank, fitting or drain. The system is then tested to confirm it works. Reviews often credit pros who find the real cause quickly and explain what they found.
Timing depends on the scope. A diagnostic visit or a straightforward pump swap is quicker than replacing a holding tank or installing a new freshwater or greywater system. Parts availability and how accessible the system is on the boat also matter, so ask the pro for a timeline after the initial diagnosis.
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