Patented Fuel Catalyst Technology
Proven combustion efficiency.
Measurable emissions reduction.
Rentar® is the exclusive worldwide commercial rights holder for the Rentar Fuel Catalyst — deployed across mining, marine, agriculture, oil and gas, power generation, and heavy transport for over two decades.
Talk to our teampatents
deployed
compatible
efficiency gain
was founded
in the catalyst
The Company
Built on a simple idea: better combustion means less fuel
Rentar® Environmental Solutions has spent over two decades developing, testing, and deploying fuel catalyst technology in the world's most demanding industrial environments. From open-pit mines in Brazil to offshore platforms in the Atlantic, from agricultural fleets across the Midwest to marine vessels transiting global shipping lanes — Rentar technology is proven where fuel consumption matters most.
33 international patents. No moving parts. No electronics. No maintenance. Just measurable results.
Rentar holds the exclusive worldwide commercial rights to manufacture, market, sell, and deploy the Rentar Fuel Catalyst across industrial, marine, mining, power generation, and transportation markets.
Core Technology
Rentar Fuel Catalyst
A passive in-line fuel catalyst installed upstream of the engine. Conditions fuel at the molecular level to improve combustion efficiency. No moving parts. No electronics. No maintenance. Protected by 33 international patents and deployed on over one million compatible engine configurations worldwide.
Explore the technologyIndustries & Applications
Where we work
Independent Validation
Field-verified performance
Independent Laboratory Verification
VALE Itabira Complex
Verified GHG emissions reduction · Brazil
Test Platform
CAT 793F OHT
Engine
CAT 175-16
Verification
Before / After
Laboratory
Third Party
The Rentar Fuel Catalyst was successfully validated at the VALE Itabira Complex in Brazil with verified reductions in GHG emissions on two Caterpillar 793F Off Highway Trucks. Emissions testing performed by an independent third-party laboratory.
Commercial Fleet Validation
ADANI (APSEZ)
Marine fuel efficiency · Indian waters
Application
Marine Tugboats
Result
~5% Fuel Efficiency
Location
India
Status
Demonstrated
Fuel flow meters measured net fuel consumption on two tugboats with propulsion engines. Consistent fuel savings demonstrated across marine vessels operating in Indian waters.
Reference Document
SITECH Reference
Independent customer reference documentation describing the deployment and performance of the Rentar Fuel Catalyst.
View Reference →Reference Document
ADANI (APSEZ) Reference
Independent customer reference documentation describing the deployment and operational experience with the Rentar Fuel Catalyst.
View Reference →Intellectual Property & Distribution
Protected Technology. Controlled Worldwide.
The Rentar Fuel Catalyst represents more than two decades of engineering, field deployment, and intellectual property development. The technology is protected through an international patent portfolio and associated proprietary manufacturing processes developed for heavy duty diesel applications.
Rentar® Environmental Solutions is the exclusive worldwide commercial rights holder for the Rentar Fuel Catalyst, including the exclusive authority to manufacture, market, distribute, license, sell, and deploy the technology throughout industrial and commercial markets.
Every genuine Rentar Fuel Catalyst originates through Rentar or an authorized distribution partner operating under Rentar's written approval and ongoing commercial supervision.
Intellectual Property
The Rentar Fuel Catalyst is supported by an international portfolio of patents covering the technology and its commercial application. Rentar's intellectual property includes:
- International patent portfolio
- Proprietary catalyst formulation
- Manufacturing processes
- Commercial licensing rights
- Application engineering
- Product branding and trademarks
- Technical documentation and deployment methodologies
Our intellectual property has been developed through more than twenty years of commercial deployment across mining, marine, transportation, agriculture, power generation, and industrial operations.
Exclusive Commercial Rights
Rentar is the exclusive organization authorized to commercially exploit the Rentar Fuel Catalyst worldwide. These exclusive rights include the authority to manufacture, market, sell, distribute, license, deploy, support, and authorize distributors for the Rentar Fuel Catalyst and related commercial applications.
Authorized Distribution
To protect customers, product integrity, and technical support, Rentar products are available only through Rentar or officially authorized distributors. Authorized distributors operate under Rentar's written authorization, commercial supervision, product training, quality standards, branding requirements, and technical support program.
Verify Your Supplier
If you are considering the purchase of a Rentar Fuel Catalyst, we encourage you to verify that your supplier is currently authorized by Rentar. Purchasing through an authorized distributor ensures genuine Rentar products, factory backed technical support, current product specifications, warranty eligibility, access to engineering assistance, and ongoing customer support.
Unauthorized Sales Notice
No individual, company, reseller, manufacturer, representative, or third party is authorized to manufacture, market, distribute, license, sell, or commercialize the Rentar Fuel Catalyst unless expressly authorized in writing by Rentar® Environmental Solutions. Claims of authorization should be independently verified with Rentar prior to purchase.
Verify Your Reseller
Before purchasing a Rentar Fuel Catalyst, confirm that your supplier is currently authorized by Rentar® Environmental Solutions.
Purchasing through an authorized source helps ensure:
- ✓ Genuine Rentar products
- ✓ Factory backed technical support
- ✓ Current technical documentation
- ✓ Warranty eligibility where applicable
- ✓ Access to Rentar engineering resources
Questions? info@rentar.com
Become an Authorized Distributor
Rentar selectively partners with qualified organizations serving industrial markets worldwide. Authorized partners receive technical training, sales support, marketing resources, territory development, engineering assistance, and factory support. Interested in becoming an authorized distributor? Contact our commercial team.
Before purchasing or representing any Rentar product, confirm authorization directly with Rentar® Environmental Solutions.
Get in touch
Ready to measure what matters?
Our team will work with your engineers to evaluate your fleet, model expected savings, and design a proof-of-concept deployment tailored to your operations. All Rentar products are sold exclusively through Rentar or authorized distributors.
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