Innovative Solutions for Energy
Welcome to International United Technology Group, LLC (IUT Group)
Driving Innovation in Energy and Environmental Solutions Since 1996
✓ Expertise in Oil and Gas Software
✓ Tailored Products for Your Needs
International United Technology Group, LLC (IUT Group) is a U.S.-based consortium of technology, engineering, and consulting companies delivering advanced solutions to the oil & gas and environmental sectors. Established in 1996 and restructured in Texas in 2002, we are headquartered in Austin, with regional offices and alliances in Houston, New Orleans, Chicago, and other key locations.
Who We Are
With over two decades of steady growth—particularly in the past 18 years—IUT Group has become a trusted partner for companies seeking smarter, more efficient, and environmentally responsible solutions. We actively pursue strategic partnerships and opportunities that strengthen our clients’ operations and return on investment.
What We Do
With over 20 years of experience, we’ve helped clients worldwide solve complex environmental challenges with effective, practical solutions. We provide cutting-edge technologies and expert services across two primary divisions:
Energy Division
Our Energy Division, along with our affiliate companies like Stim & EOR Technologies, RSAT (Reservoir Simulation Application Technologies), and NSI Technologies, offers comprehensive solutions for:
- Reservoir studies and optimization (e.g., water/polymer flooding)
- Enhanced and Improved Oil Recovery (EOR/IOR)
- Advanced 3D channeling zone (PCZ) detection
- Water shut-off and profile modification
- Cost-effective, large-scale reservoir stimulation (CRS)
- Proprietary hydraulic fracturing fluid systems (Super Guar, CMHPG, LGC)
Our expert, cross-disciplinary teams ensure each project delivers measurable results—greater recovery, better field performance, and sustainable growth.
Environmental Division
Our Environmental Division, supported by partners such as Envir-Tech and Hoffland Environmental, focuses on:
Long-term environmental support and compliance services
- Oily water treatment
- Wastewater management solutions for the energy sector
- Long-term environmental support and compliance services
Our Network
We collaborate closely with leading technology and service providers, including:
- NSI Technologies
- APEX
- SSoft
- Stim & EOR
- WCT, and more
Our Mission
To be the partner of choice for oil & gas and environmental service providers, offering integrated, innovative, and reliable solutions that enhance productivity and sustainability.
Products
IUT Group offers a comprehensive suite of oilfield technologies, including advanced software for reservoir simulation and hydraulic fracturing (such as StimPlan, PreSL 3D, ChemSim, and CO₂Sim), specialized chemical products for EOR and stimulation, microorganism-based oil recovery solutions, and a range of water treatment and environmental systems.