About GSI
Gauging Systems Inc. (GSI), was established in 1983 and is headquartered in Sugar Land, Texas. Originally founded as a tank gauging service and repair company, GSI has evolved into a leading manufacturer of advanced tank gauging systems and instrumentation. With over four decades of experience, GSI specializes in providing innovative solutions for accurate measurement and monitoring of bulk liquid storage across various industries, including petroleum, petrochemical, power, food & beverage, pharmaceutical, marine, pulp & paper, and water sectors.


Our Commitment
GSI's commitment to innovation and quality has established it as a trusted partner in the tank gauging industry, delivering solutions that enhance plant safety, asset utilization, operating efficiency, data throughput, and system connectivity. With a focus on reducing the total cost of ownership and increasing customer benefits, GSI continues to lead the way in developing and manufacturing cutting-edge technologies for liquid measurement and monitoring.
The values that drive everything we do
Join the revolution with GSI, where bold ideas meet unparalleled expertise!
Quality
At GSI, quality isn't just a standard—it’s our foundation. Every product we design and service we deliver reflects our relentless commitment to precision, reliability, and excellence. With over 40 years of industry expertise, we ensure every solution meets or exceeds global standards for performance and accuracy.
Innovation
Innovation drives everything we do. From being the first tank gauging software developer recognized by Microsoft to pioneering cellular RTU technology, GSI leads the industry with forward-thinking solutions. We continually develop cutting-edge technologies that redefine what's possible in measurement and control systems.
Security
In mission-critical industries, secure data and system integrity are paramount. GSI designs robust, dependable solutions with integrated safeguards to ensure your operations are protected. Our commitment to security gives you confidence in every measurement, every time.
Teamwork
At GSI, success is built on collaboration. Our cross-functional teams bring together engineering expertise, field knowledge, and customer insight to deliver tailored solutions. We work closely with clients and partners, ensuring every project reflects shared goals and mutual trust.
Leadership
GSI is a recognized leader in tank gauging technology. For over four decades, we’ve set industry benchmarks through innovative products, unmatched service, and visionary thinking. Our leadership is rooted in a deep understanding of the industries we serve and a dedication to pushing the limits of what's possible.
Sustainability
We believe in smart solutions that respect the planet. GSI’s technologies enhance efficiency, minimize waste, and support responsible resource management. Through sustainable design and forward-thinking innovation, we help clients meet their environmental goals without compromising performance