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You have the chance to let your voice be heard. On November 6, 2018, the voters of Montgomery County will finally have a say in their water rates and the officials who control them.

Do you support lowering your water rates and returning transparency and accountability to the Lone Star Groundwater Conservation District? Add your name to the petition!

Customer Advisory Board

November 15, 2018

Live with Simon Sequeira
Restore Affordable Water
What is really going on
with Montgomery
County's Water...

Tune in
Every 2nd Tuesday
From: 1:00-2:00pm

Every Drop Counts


Executive Management Team

We Build Water Infrastructure
For over 30 years, we have been providing custom consultation, construction, and operations of water and wastewater systems for commercial and residential customers in Texas.

Proud to present
Quadvest's newest water system - #51...
Lake house !

Wastewater Plant # 13

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Proudly Serving
over 55 Communities!


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Welcome To Quadvest

Quadvest is a privately owned water and sewer utility company that is 100% owned by members of the founding family. For 40 years, Quadvest has provided water and wastewater services to approximately 12,000 residential and commercial customers. Currently, Quadvest owns and operates 57 subdivisions throughout Southeast Texas in the following counties: Montgomery, Harris, Katy, Waller, Liberty, Jackson, Brazoria, Fort Bend, Matagorda, and Aransas. The utility is well capitalized through CoBank; a $200 billion member of the Farm Credit System. 

Quadvest is excited to announce its awards for best companies!

Quadvest won #14 of Texas Monthly's Best 2017 Companies and #40 of the 2016 Houston Business Journal's Best Companies.  



Who We Are


Driven by an entrepreneurial spirit, Quadvest is committed to the highest standards of quality, integrity and customer satisfaction in the industry...


New Customers


Quadvest makes it easy to become a new customer and all the necessary paperwork can be completed online...


Hurricane Tips


Please review the Hurricane Preparedness section for the latest tips and procedures to follow before, during and after a hurricane....



Quadvest makes life better by providing life essential utilities from Our Family to Yours.








How Can We Help You?

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How To Reach Us!

clock-iconOffice Hours:
Monday – Friday, 8:00 AM to 4:30 PM
(Except for office closings and holidays)


phone-iconPhone: 281-356-5347
Fax: 281-356-5382