Commercial services for you business

ExpertOne is a full-service plumbing company offering commercial services throughout California.

In operation since 1992, Orange County-based EOP has built its reputation on an expert staff of certified technicians, a strong dedication to customer service, and fair pricing on every project we work on. We are so confident in our work, that we guarantee it!


What We Offer


Skilled Plumbing Specialists and Drain Cleaners:

At EOP, we employ highly trained and knowledgeable workers who provide quick and lasting results on the jobs they perform you are guaranteed to get the same superior job performance. We deliver quality service to our customers and our technicians will arrive promptly and professionally, in uniform with the proper credentials.

Full-Service Plumbing

As a full-service plumbing company, EOP provides services such as:

  • Plumbing Repair
  • Plumbing Replacement
  • Installation of Plumbing

We are able to work for homeowners in addition to businesses.

We operate on:

  • Faucets
  • Waterlines
  • Toilets
  • Water Heaters
  • Sewers
  • Dishwashers
  • Drains
  • Disposals
  • Bathtubs
  • Showers…and more!

Fast and reliable emergency services

EOP provides emergency services to our customers as well, we realize that having a plumbing problem can potentially affect your whole business or home. Our emergency services are top notch, and we offer them 24 hours a day, 7 days a week. We can send a technician wherever you need us, we can meet you!

*Emergency service availability subject to change based on location.