TXE Partners has been strategically acquiring and growing businesses in the Testing, Inspection, and Certification (TIC) industry since 2013. Our portfolio consists of companies that are leaders in their fields, delivering high-quality solutions to industries that depend on precision, compliance, and reliability.
Envirodyne Labs, Inc.
Envirodyne Laboratories, Inc (ELI), headquartered in Houston, Texas, is a leading full-service NELAP environmental testing laboratory. Since its founding in 1990, the company has served a wide variety of customers in the municipal, industrial, and commercial industries. ELI specializes in environmental drinking water and wastewater lab services.
Flow Systems, Inc.
Flow Systems designs, manufactures, and supports flow measurement components and integrated test systems. From individual flow meters to complete test systems that can easily integrate with information systems, the company produces the full range of products for flow measurement and control. In 2022, Flow Systems expanded its service offering to include fully accredited 17025 calibrations on site. Flow Systems was founded in 1986 and continues servicing a wide range of customers in the aerospace, automotive, energy, metrology, pharmaceutical, and oil & gas industries.
FSI Calibrations
FSI Calibrations was established in 2023 as an extension of Flow Systems. FSI- Calibrations is a trusted industry leader specializing in the precise calibration of a wide range of flowmeters. With a commitment to accuracy, reliability, and compliance, they ensure that flow measurement devices operate at peak performance, providing clients with dependable data for their critical processes.
LK Industries
LK Industries is a niche manufacturer of centrifuges and petroleum testing equipment. Since 1930, the company has helped pipeline operators, crude transporters, and energy companies ensure their products meet regulatory specifications and quality standards.
Miller-Weber
Miller and Weber operates a 17025 accredited testing laboratory with a specialization in temperature measurement. Additionally, the firm manufactures glass thermometers including ASTM specs and environmentally friendly Proforma-therm. In 2016, Miller-Weber was integrated to LK Industries.
Executive Leaders
Michael Carter
CEO of Flow Systems
Accomplished, effective, and motivated Chief Executive with 30 years in flow measurement and calibration. Emphasis in strategic growth, sales & marketing and financial analysis. Co-author of 6 white papers on gas flow measurement and inventor of 3 patents. Serving on the Board of Directors of A2LA.
Laura Bonjonia
President of Envirodyne Laboratories, Inc.
Laura Bonjonia, an environmental professional since 1996, specializes in the water and wastewater industry. As President and Technical Director of Envirodyne Laboratories, Inc., she oversees operations, instrumentation, analysis, consulting, and marketing. Her expertise includes data review, microbiology, regulatory compliance, and operational troubleshooting. A TCEQ-licensed water and wastewater operator, she has led the TWUA Laboratory Analysts’ Section and served as President of the TWUA Sam Houston Water Utilities Association (2021–2022). Laura holds a B.S. in Zoology from Texas A&M University.
Mitch James
Vice President of Sales and Marketing at LK-Industries
Mitchell began a career at LK in 2014 as an Electronics Technician and, through dedication and expertise, advanced to Vice President of Sales in 2024. With a Bachelor’s degree in Supply Chain Management, Mitchell has successfully navigated inventory demands while ensuring customer needs are met and exceeded. A passion for health and fitness fuels a competitive drive, enabling a strong focus on prioritizing and optimizing client requests with precision and efficiency.