Subsurface Technologies Incorporated develops and delivers environmentally sound, innovative solutions, for subsurface problems. Formed in 1987 with the development of the highly successful Aqua Freed® CO2 well rehabilitation process, STI has serviced the U.S. and International markets either through its company owned operating division or its authorized product providers, serving more than 5000 wells. Continued research and development has yielded highly successful products for preventative well maintenance, in situ iron and manganese removal, arsenic removal and landfill gas extraction. Staffed by well trained field personnel and world class scientists, STI is a leader in innovative solutions to your subsurface problems, providing a full range of services to residential, municipal, industrial and environmental markets.

Our technologies increase water quantity and quality, at the source, with a minimum of specialized technical assistance. Our technologies ensure the production of increased quantities of drinking water that meets government regulations and we now have proven technology to maintain water supply and environmental pump and treat systems, thereby fixing budget costs for our clients. All of our products are designed to meet the requirements of large ground water systems; and, are uniquely qualified to efficiently and economically serve the smaller more remote systems. STI's product portfolio is 100% environmentally sound and has demonstrated its effectiveness worldwide for the past 18 years