
ResEnTech LLC
ResEnTech works with clients across the globe.
We’re committed to delivering valuable & sustainable solutions to the energy industry. We strive to deliver technologies that intelligently utilize resources, lower costs, and reduce environmental impact.
ResEnTech's Vision
Founded in 2015, ResEnTech helps meet your challenges to reduce costs & lower the environmental impact of water management.
Our team has decades of industry expertise
in developing and implementing technologies to improve your field operational efficiency and mitigate risks responsibly.

Our
Mission
Our Commitment
ResEnTech is committed to delivering the highest quality products, services and solutions to our clients in an ethical and socially responsible manner while minimizing impact on the environment.
Meet our Leadership Team
ResEnTech’s Team has decades of expertise in the field.

ResEnTech President and Co-Founder
Jorge Lopez-de-Cardenas
Jorge retired from Schlumberger after 33-years of service prior to establishing ResEnTech. He held numerous management positions within Schlumberger and is recognized as an expert in the heavy oil, perforating, hydraulic fracturing, sand management, and completions fields.
Jorge holds an M.S. in Mechanical Engineering and has obtained
24 patents.

ResEnTech President and Co-Founder
Tim Andrzejak, PhD
Tim has led a career that spans entrepreneurship, research, development, engineering, quality, manufacturing and sales. He previously worked for Schlumberger and H.C. Starck. He has expertise in the water management, perforating, hydraulic fracturing, explosives, metal powder, and metal combustion fields.
Tim holds a Ph.D. in Chemical Engineering and has been
awarded 13 patents.
Jorge Lopez de Cardenas, Dr. Tim Andrzejak & Dr. Tony Veneruso celebrate publication of their U. S. Patent “Chemical dispensing system and method” in 2022. This valuable intellectual property is the basis of ResEnTech's remote autonomous Aquadrop™ and Aquadrop™ Pro systems that dispense the WaterSavr O&G™ product.
The technology also spurred development of the patent pending WaterWatcher™ IoT system that actively monitors water storage ponds.
-
Barroeta Production
(Sales & Business Development)
Evolution of ResEnTech Innovations
Early 2015
ResEnTech founded by T. Andrzejak &
J. Lopez de Cardenas
2015
Introduced WaterSavr O&G™ - our surfactant-based evaporation suppressant
2018
Deployed Aquadrop™ - our patented automatic dispensing system
2022
Launched WaterWatcher™ technology - our patent-pending system for real time monitoring of water health & quality
Present
Ongoing R&D centered on ESG Initiatives


Intellectual Property
ResEnTech LLC identifies and develops innovative technologies related to water management, well completions, and production. ResEnTech patents:
-
Patent 11, 186, 501 "Chemical dispensing system and method"
-
Patent 11, 136, 193 "Oilfield water storage system and method"
-
Patent 10, 370, 829 "Articles comprising a surface spreading agent, oilfield water storage systems employing the same, and methods of managing the oilfield water storage systems"
-
Patent 10, 263, 265 "Oilfield electricity & heat generation systems & methods"
-
Other US & International patents pending
ESG / Sustainability / Greenhouse Gas Emissions / Responsibilities
ResEnTech complies with all applicable HSE regulations of our clients and the industries where we work. Since the founding of our company in 2015, we have maintained a record of zero accidents.
Greenhouse Gas (GHG) Emissions Records ‡:
2023: 7.19 Metric tons (Scope-1: 7.19 M tons; Scope-2: 0 M tons)
2022: 4.70 Metric tons (Scope-1: 4.70 M tons; Scope-2: 0 M tons)*
2021: 4.22 Metric tons (Scope-1: 1.83 M tons; Scope-2: 2.39 M tons)
2020: 2.91 Metric tons (Scope-1: 0.55 M tons; Scope-2: 2.36 M tons)**
*[Switched to 100% wind and solar electricity provider]
**[Scope-1 reductions in 2020 attributable to COVID travel restrictions]
‡ Data available upon request. Click to Download PDF
Meet our Partners

Learn More
Flexible Solutions
Flexible Solutions is setting the standard for reduced environmental impact in oil and gas operations, agriculture, cleaning, and water treatments. Our proprietary biodegradable polymers help increase efficiency while decreasing the footprint on our planet!
Flexible Solutions specializes in researching, innovating, and manufacturing products that empower the world: from increasing crop yields for farmers to reductions in water usage & energy consumption at oil and gas organizations all while decreasing environmental footprints through our cleaning/water treatment methods.
FSI has offered products for inhibiting water evaporation for over 15-yrs. [Visit Flexible Solutions]

Veneruso Technical Consultants
Tony Veneruso
Tony Veneruso, Ph.D. is a Consultant for Innovative & Reliable Microelectronic Products. Inventor of 50+ patents, Technical Society Publications, and International Presentations spanning a wide range of applications and disciplines (i.e., Sensors, Control systems, Microelectronics, Solar and Wind Energy, High Voltage, High Temperature Electronics, Geothermal, physics, and chemistry). Veneruso has 35+ years experience creating innovative technologies for the oil & gas industry.
Multidisciplinary applications of sensors, microelectronics, systems integration, & failure analyses. In addition, Veneruso consults with established product development teams in the Oil & Gas industry based on his extensive international experience and contributions at Schlumberger & Sandia National Labs.

Liberty Technology Solutions
David Santoso
Liberty Technology Solutions was founded by CEO David Santoso, a PMP certified professional with over 20 years of experience in the Oil & Gas industry, both in global R&D enterprises and startup companies.
Through his experiences as both an engineer and manager, Santoso created Liberty Technology Solutions and Liberty Cyber Solutions, with the passion of helping small and medium businesses turn their innovative ideas into high-quality products in a smart, profitable, and secure way. Visit Liberty Technology Solutions at https://www.liberty-tech.com/

Sales & Business Development
Mike Wartko
Mike Wartko has been working in Sales and Business Development for over 20 years.
His extensive expertise encompasses the Oil and Gas industry, as well as various other industrial markets where he specializes in providing innovative products and customized
solutions for both domestic and international clientele.
Mike has a B.A. from The University of Houston School of Communication, and lives and works in Katy, Texas.








