Top 10 Commercial Plumber in San Diego, CA

Updated March 2026 · Based on licensing, reviews & response time

Quick Answer

Top: Bill Howe Plumbing, Heating & Air, Restoration & Flood Services (4.8), Anderson Plumbing, Heating & Air (4.8), Core Plumbing (4.8)

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1

Core Plumbing

7292 Opportunity Rd b, San Diego, CA 92111, USA
★★★★½ 4.8 (1,363 reviews)
Licensed & InsuredTop Rated
Services: Commercial Plumber
San Diego, CA (858) 295-7746
2

Black Mountain Plumbing

9909 Hibert St Suite E, San Diego, CA 92131, USA
★★★★½ 4.8 (1,597 reviews)
Licensed & InsuredTop Rated
Services: Commercial Plumber
San Diego, CA (858) 536-4161
3

Bill Howe Plumbing, Heating & Air, Restoration & Flood Services

9210 Sky Park Ct, San Diego, CA 92123, USA
★★★★½ 4.8 (5,136 reviews)
Licensed & InsuredTop Rated
Services: Commercial Plumber
San Diego, CA (619) 317-1809
4

Fraser Plumbing of San Diego

5482 Complex St STE 108, San Diego, CA 92123, USA
★★★★½ 4.8 (300 reviews)
Licensed & Insured
Services: Commercial Plumber
San Diego, CA (619) 332-0275
5

All Aloha Plumbing San Diego

4848 Ronson Ct Unit B, San Diego, CA 92111, USA
★★★★½ 4.9 (222 reviews)
Licensed & Insured
Services: Commercial Plumber
San Diego, CA (619) 841-1683
6

John Padilla Plumbing, Sewer and Drains

4650 Santa Fe St, San Diego, CA 92109, USA
★★★★½ 4.8 (922 reviews)
Services: Commercial Plumber
San Diego, CA (858) 905-7074
7

Collins Pacific Plumbing, Inc.

8840 Kenamar Dr #401, San Diego, CA 92121, USA
★★★★½ 4.9 (356 reviews)
Services: Commercial Plumber
San Diego, CA (858) 361-4140
8

All American Plumbing Inc.

14260 Garden Rd unit A601, Poway, CA 92064, USA
★★★★★ 5 (1,538 reviews)
Services: Commercial Plumber
San Diego, CA (858) 842-7876
9

Anderson Plumbing, Heating & Air

5183 Mercury Point, San Diego, CA 92111, USA
★★★★½ 4.8 (6,066 reviews)
Services: Commercial Plumber
San Diego, CA (619) 320-1884
10

HPS Plumbing Services

9260 Trade Pl #101, San Diego, CA 92126, USA
★★★★½ 4.9 (32 reviews)
Services: Commercial Plumber
San Diego, CA (858) 537-5110

How We Ranked These San Diego Pros

Our rankings are based on a weighted evaluation of five key factors:

  1. Licensing & Insurance — All listed businesses hold active state licenses verified through official databases.
  2. Customer Reviews — We aggregate ratings from Google, Yelp, and the BBB, weighting recency and review volume.
  3. Response Time — Companies offering same-day or 24/7 emergency service score higher.
  4. Pricing Transparency — Businesses who offer flat-rate pricing or free estimates rank above those with opaque billing.
  5. Experience & Longevity — Years serving the San Diego market and breadth of services factor into overall reliability.

Rankings are reviewed quarterly. Have a correction? Contact us.

Frequently Asked Questions

Best commercial plumbing in San Diego?

Top: Bill Howe Plumbing, Heating & Air, Restoration & Flood Services (4.8), Anderson Plumbing, Heating & Air (4.8), Core Plumbing (4.8).

Common Commercial Plumbing Questions

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