What services does the company offer?

The company offers a wide range of plumbing and septic services, including emergency repairs, water heater installation and repair, drain cleaning, sewer line inspection and repair, septic repairs, and septic pumping.

What are the company's service areas?

The company serves Northeast Texas and Southern Oklahoma, with specific service areas including Bonham, Sherman, Denison, Pottsboro, Van Alstyne, Gunter, McKinney, Melissa, Anna, Celina, Greenville, Paris, Prosper, Commerce, Savoy, Trenton, and Durant.

What is the company's commitment to the local community?

The company's commitment to Northeast Texas and the Texoma region is deeply rooted in their long-standing tradition of excellence. They pride themselves on being the local expert in plumbing and septic services, ready to swiftly address any issues their customers may face.

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Voyager DBDeep data on millions of local businesses, with verified decision-makers to reveal.Contact ResearchHand-built prospect lists from human researchers, delivered in 24 hours.People SearchFind owners and decision-makers by job title, seniority and department.Chrome ExtensionColdlytics in your browser - prospect any business as you browse the web.IntegrationsInstantly, Smartlead, lemlist, Clay, HighLevel, plus Claude and ChatGPT over MCP.

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Underwood Plumbing and Septic

$2.4M revenue • 12 employees • 315 N Travis St c5, Sherman, TX, 75090, United States

Last Updated Aug 21, 2026

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Company Overview

Company Name

Underwood Plumbing and Septic

Address

315 N Travis St c5, Sherman, TX, 75090, United States

Website

underwoodplumbingandseptic.com

Phone

(903) 833-9317

Approx. Annual Revenue

$2.4M

Employees

Established

2010

Google Reviews

4.9 (279 reviews)

Locations

About Underwood Plumbing and Septic

Underwood Plumbing & Septic is a leading provider of expert plumbing and septic services in Northeast Texas and Southern Oklahoma. With over 70 years of tradition and excellence, the company offers a wide range of services, including emergency repairs, water heater installation and maintenance, drain cleaning, and septic system repair and pumping, serving communities across the region.

Business Profile

Read from the Underwood Plumbing and Septic website on Oct 12, 2026. Hover an item to see the exact wording it came from.

How Underwood Plumbing and Septic works

Licenses, certifications & awards

Licensed and InsuredLicensed Insured
Texas State Board of Plumbing Examiners LicenseLicensed
TCEQ Maintenance Provider

Brands carried or installed

Ownership (as declared by the business)

Women-owned

About the website

Website quality (AI-assessed): 8/10 · Current copyright 2026; Complete service and contact info

Recent changes

What changed on the Underwood Plumbing and Septic website and Google listing, as detected by Coldlytics on each visit.

Oct 16, 2026 · Bonham, TX
Google reviews went from 1,071 to 1,085
Oct 13, 2026 · McKinney, TX
Google reviews went from 165 to 168
Oct 10, 2026 · Sherman, TX
Google reviews went from 278 to 279

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