About Us

Municipal Operations & Construction

Precision Utility, LLC is resolute in providing water utility consulting and operations in Houston, TX, with the highest quality of service.
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About Precision Utility, LLC

Two generations of municipal utility district operations adds value to our services for every client’s water utility operations and consulting needs. The ability to draw upon experience allows us to serve our clients exceedingly well. We are committed to serving the industry with integrity, ethical leadership, and cost-effective solutions. 

Municipal Operations and Construction

Our philosophy is simple: We have a moral and legal responsibility to: 
  • Steward natural resources with the industry’s best practices
  • Utilize the latest technology
  • Partner with the industry’s elite subcontractors
  • Continue to enjoy the benefits of industry relationships created and maintained over the years. 
Our relationship with the Texas Commission on Environmental Quality has given us a winning position to stay on top of an ever-changing regulatory environment, allowing our clients to enjoy regulatory compliance. We understand how the economy works; as a result, we have enjoyed continued success working with Greater Houston-area land developers to thrive, regardless of the marketplace. Our commitment to land development and utility district success is untiring and relentless. We strive to build a better business and contribute to a stronger overall economic climate in Harris, Waller, Fort Bend, Liberty, Montgomery, Chambers, and San Jacinto Counties in the greater Houston, TX, area.

Our Houston-area leadership




Tony, the founder of Precision Utility LLC headshot
Tony is the founder and managing member of Precision Utility, LLC. He is a second generation operator where he worked for his parents company, C&G Utilities Inc. Charlie & Gaye Griffin instilled an old fashion work ethic in Tony at the young age of 13. His vision in founding this firm is to provide water & wastewater systems, conservative family values, corporate expertise and both qualitative and quantitative business tools at affordable pricing in comparison to other consulting and operating firms. Tony is a well-rounded business professional with a strong "hands on" management approach to municipalities, industrial, non-profit, and private market sectors. Tony has more than 14 years of management experience and has served for more than 26 years in the environmental services industry.

Prior to starting Precision Utility, LLC, Tony served in small business (TNG Utility Corp.), at a Texas-based nationally recognized organization (AquaSource), a multinational enterprise (Severn Trent Services), and the City of Houston as Operations Manager and Deputy Assistant Director with responsibilities up to and including overseeing 175 employees, a $23 million budget and day-to-day operations. Tony has served the Texas Commission of Environmental Quality as Subject Matter Expert (SME) in 2012 and is currently on the Water Utility Operator Licensing Advisory Committee (WUOLAC).

Tony earned a Certificate of Technology in Electrical Technology from San Jacinto College in 1999, his "Double A Operator's License" in water and wastewater operations from The TCEQ in 2003, a Bachelor’s degree in Business Administration from Letourneau University in 2006, and a Master’s degree in Business Administration with a concentration on Finance from The University of St. Thomas in 2008. Mr. Bonaventure also earned his TWIC and OSHA Cards in 2013 and 2014 respectively. 

Sandy Bonaventure is a proud alumnus of Lutheran High North and Texas Woman’s University. She is a first-generation college graduate earning a Bachelor of Science degree and graduated with honors. She went on to take graduate courses at the 
University of St. Thomas.

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Sandy worked as a bilingual education teacher for 15 years. Tony and Sandy created Precision Utility on September 7, 2012. Precision Utility is a second-generation family business.
Sandy is also the first in her family to co-own a business and takes great pride in helping others. She has a lasting impact 
on corporate culture and treats everyone like family. Her current roles are Marketing, Human Resources, and 
Strategic Business Initiatives.

Sandy loves raising their 2 sons and enjoys spending time with family. Most of all, Sandy takes great pride in Precision Utility and values each employee. Whether she is hosting events or attending business meetings Sandy enjoys seeing the company grow and makes a lasting and positive impact in the water utility community.

Our stewardship

Precision Utility, LLC supports both the Bible Project and the Living Water International. As part of our mission, we believe that we are supposed to be good stewards of the resources that we are in trusted with. With the collaboration of Precision Utility, LLC, the Living Water Project, and the Bible Project, we are able to give back to the community.
The Bible Project logo
Living Water International logo

Call us for your water utility management needs. 281-456-9825

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