Our Leadership


Chip Callegari – President, Chief Executive Officer

Chip has been in the water industry all his life, first mowing facilities and cleaning drying beds since age 8 as the son of the founder and President of AM-TEX Corp. Eventually he began reading meters and working on backhoe crews and assisting operating facilities. He has also worked as a customer service representative for AM-TEX. Chip earned a BA in communications from Texas Christian University and was hired on at Hays Utility Service for 5 years as an Area Manager before co-founding TNG Utility Corp, where he is the CEO and President. Chip has served as a director on Dowdell PUD, Harris County MUD 1 and is currently serving on Harris County MUD #366.


David_webDavid Wright – Vice President

David has also been in the water industry the majority of his life, working at Hays Utility Service for 25 years since he was 18 years old. David has obtained double B licenses in water and wastewater operations by the state of Texas and is a licensed Master Plumber. David has served as laborer, operator, equipment operator, operations manager, and construction manager while at Hays Utility. David is a co-founder at TNG Utility and has served as a director for Harris County MUD 82 for 12 years and Harris County MUD 407 for 5 years.


Bill_CBill Callegari – Director of Special Projects

Bill Callegari is the father of Chip Callegari and is retired but still helps with special projects for the company and its districts. Bill was the founder of AM-TEX Corporation which was later sold to ST Environmental Services. He served as State Representative in the Texas Legislature for the Katy and Cy-Fair areas for 14 years and has served, chaired and co-chaired many committees including Parks and Wildlife, Natural Resources, and many more. Bill is an advocate for the water industry and is a co-founder of AWBD. He is a licensed Professional Engineer (PE) and holds double “A” water and wastewater operator licenses from the State of Texas. He has an agricultural engineering degree from Louisiana State University and a master’s in civil engineering from the University of Houston.


Philip_webPhilip Dautrich – General Manager

Phillip is no stranger to the West Houston Area.  He is a lifelong resident of the Katy area and has a wealth of knowledge on the growth and change that is taking place in West Houston. Though Phillip joined the water industry in 2016, he brings over 20 years of experience in the management field. He is a graduate of Sam Houston State University and his expertise lies within developing and initiating programs as well as individual development and creating productive teams. Phillip currently serves as President of Montgomery County MUD 150.


tom_webTom Goldstein – Controller

Tom has served as a controller for over 20 years in various industries before joining TNG in 2010. He has a finance degree from Texas State University.





steve_webSteve Reifel – South Area Manager

Steve is a double B licensed operator in the State of Texas and has been an operator for Severn Trent for 8 years. Steve served as Senior Operator while at Severn Trent for 3 years and has been an operator with Severn Trent and Southwest Water for over 11 years. He has been a Field Coordinator for TNG Utility for 4 years before becoming an Area Manager.




doug_webDoug Jeffrey – West Area Manager

Doug entered the water industry in 2017 and has quickly become a great asset. He has a B.A. in Sociology from Washington State University and his previous work experiences helped develop skills in process control, program development and implementation, leadership development, staff support and management, and customer relations.




mario_webMario Garcia – North Area Manager

Mario has been with TNG since 2008 serving as a backhoe operator, then a plant operator, then field coordinator and now Area Manager. He has experience in all aspects of district operations and maintenance and currently is a double C licensed operator in the State of Texas. Prior to joining TNG Mario was a backhoe operator at Hays Utility.




Kristi Budzinski – Customer Service Manager

Kristi joined TNG in 2018 after serving 22 years active duty in the United States Marine Corps as a Marine First Sergeant. She has extensive experience in administrative management and human resources to ensure professional, courteous service to your customers.




katie_webKatie Hargrove – Compliance Coordinator

Katie joined TNG in 2017 after previously working for the TCEQ Enforcement Division. She has a B.S. in Environmental Studies from Texas A&M University. Her experience and degree have proven to be helpful in dealing with TCEQ and working with our staff to keep our facilities in compliance.




Brenda Landin – Compliance Manager

Brenda joined TNG in 2016 after previously serving for a different water operations firm for 7 years. She has experience with the Texas Commission on Environmental Quality (TCEQ), US EPA and other local industry agencies. She currently represents TNG on the Water Smart Committee and is also an AWBD Ambassador. In addition, Brenda serves on the Brazoria County M.U.D. No. 87 developer board.