Top 10 Commercial Plumber in Riverside, CA

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

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1

Jim & Sons Plumbing & Rooter

9345 Narnia Dr, Riverside, CA 92503, USA
★★★★★ 5 (787 reviews)
Licensed & InsuredTop Rated
Services: Commercial Plumber
Riverside, CA (951) 248-9134
2

Professional Plumbing IE Inc

4193 Flat Rock Rd Suite 200, Office 258, Riverside, CA 92505, USA
★★★★½ 4.9 (45 reviews)
Licensed & InsuredTop Rated
Services: Commercial Plumber
Riverside, CA (951) 394-7477
3

Tru Commercial Plumbing and Drains / Tru Drains

9840 Indiana Ave #6, Riverside, CA 92503, USA
★★★★★ 5 (57 reviews)
Licensed & InsuredTop Rated
Services: Commercial Plumber
Riverside, CA (951) 560-0212
4

Elite Plumbing & Drains LLC

1440 3rd St Unit 20, Riverside, CA 92507, USA
★★★★★ 5 (272 reviews)
Licensed & Insured
Services: Commercial Plumber
Riverside, CA (951) 336-8116
5

BP Riverside Plumbing

3615 Main St STE 103, Riverside, CA 92501, USA
★★★★★ 5 (55 reviews)
Licensed & Insured
Services: Commercial Plumber
Riverside, CA (951) 396-4448
6

Elite Plumbing Pros

6139 Zircon Wy, Riverside, CA 92503, USA
★★★★★ 5 (213 reviews)
Services: Commercial Plumber
Riverside, CA (951) 992-6227
7

Cisneros Brothers Plumbing, Heating & AC Repair, Water Damage Restoration & Flood Services

2001 3rd St c, Riverside, CA 92507, USA
★★★★½ 4.9 (724 reviews)
Services: Commercial Plumber
Riverside, CA (951) 633-8581
8

First Class Plumbing & AC

7828 Haven Ave Suite 216, Rancho Cucamonga, CA 91730, USA
★★★★½ 4.8 (246 reviews)
Services: Commercial Plumber
Riverside, CA (909) 281-2524
9

First Class Plumbing & AC

9327 Douglas Dr, Riverside, CA 92503, USA
★★★★½ 4.8 (845 reviews)
Services: Commercial Plumber
Riverside, CA (951) 799-5708
10

Best Plumbing Services, Inc.

5055 Canyon Crest Dr UNIT 204, Riverside, CA 92507, USA
★★★★½ 4.9 (150 reviews)
Services: Commercial Plumber
Riverside, CA (951) 788-1321

How We Ranked These Riverside 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 Riverside market and breadth of services factor into overall reliability.

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

Common Commercial Plumbing Questions

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