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Where We Work

Our office is on Bowser Road in Richardson, and we work in homes across Richardson, Plano, Allen, Highland Park, Frisco and the cities nearby. If you don't see yours below, call 972-406-8076 and ask.

A smiling Koen plumber at the wheel of a white Koen van with the blue drop logo on its side

Cities We Serve

Our office is on Bowser Road in Richardson, and every town on this map is a short drive from it. The towns in blue on the list below have their own page.

Lake Ray HubbardLavon LakeLewisville LakeWhite Rock LakeDallasPlanoMcKinneyAllenGarlandFriscoHighland ParkHighland VillageCoppellWylieSachseRowlettMesquiteCarrolltonAddisonLewisvilleProsperIrvingRockwallLucasFairviewThe ColonyFlower MoundFarmers BranchRichardsonOur shop on Bowser Road
Where our vans go

Every Town We Work In

If you don't see your town, call and ask. Chances are we already have customers near you.

Koen Plumbing, Inc.
405 N. Bowser Road, STE 4B
Richardson, TX 75081

Plumbing in North Texas Homes

The cities we work in share a lot. Most of them sit on the region's expansive clay, which swells after rain and shrinks in a dry summer, and that movement is hard on slabs and the pipes under them. Most of the northeast suburbs, Richardson included, buy their water from the North Texas Municipal Water District, while Dallas and some cities to its north and west, Coppell among them, get theirs from Dallas Water Utilities. When a hard freeze does come, it brings split outdoor faucets and burst pipes in attics and exterior walls.

Same Crew, Same Terms, Wherever You Live

Whichever city you're in, you get the same thing. There's no trip charge. Your plumber gives you the price before any work starts, and nothing begins until you say yes.

What Our Customers Say

Word for word, from our Google reviews.

Read all 86 reviews on Google

"Wow, what can I say about the service that Koen Plumbing provides? First class! From the secretary all the way to the boss, they are salt of the earth and are fantastic to deal with. Professionalism at every turn, Richardson is lucky to have them!"

Trey T., Google, August 2026
  • "Koen has been our go-to team for plumbing work. They saved the day with a hot water pipe leak, they have fixed out hot water heater, and replaced cartridges in our shower faucets. The show up with smart solutions and lead with integrity in everything they do. We got their name from neighbors who have had similar experiences with they team. We highly reccomend Koen!"

    Lauren F., Google, May 2026

Frequently Asked Questions

Do you charge more to come to cities farther from Richardson?

There's no trip charge, wherever you are in our service area. We don't generally schedule work outside it.

My city isn't listed. Can you still help?

Call us at 972-406-8076 and ask. If we can get to you, we will.

Where is your office?

405 N. Bowser Road, STE 4B, Richardson, TX 75081.

Rather Write? Leave Us a Note

Tell us what's going on and someone from our office will call you back during business hours.

Water coming through the ceiling or a smell of gas? Don't wait for a call back. Call us now.

CALL 972-406-8076
  • Monday to Friday8:00 a.m. to 5:00 p.m.
  • Saturday8:00 a.m. to 2:00 p.m.

You can call any time, day or night. A person answers after hours and books your visit for the next working day.

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