Calumet Specialty Products, a US-based mining company, specializes in manufacturing lubricants, solvents, waxes, and fuels.

Tribotex LLC: Washington-based provider of car maintenance services, specializing in oil and lubrication.

Hunt & Sons, Inc.: A family-owned, California-based petroleum distributor with 70+ years of service.

Golden Leaf Energy: A US-based renewable energy firm, manufacturing biodiesel from sustainable sources since 2008.

Midland Oil & Gas: Specialized supplier of lubricants for commercial and industrial sectors.

WD-40 Company manufactures maintenance lubricants and household cleaning products sold across more than 176 countries.

Fluid Efficiency: Innovating safer lubricants, fuels, and oils with advanced polymer technology.

Techstars: STANLEY2019

Dynamic Green Products: Providing eco-friendly, bio-based cleaners and lubricants for a safer environment.

Warren Oil Company: Global wholesale distributor of petroleum products, including lubricants and motor oils.

Southcorp Capital, Inc. sells fuel, lubricants, and consumer products at its stations.

Valvoline Inc., a US-based company, manufactures automotive lubricants and chemicals, and operates car repair centers.

Calgary-based Parkland Fuel Corp. distributes fuels, lubricants, and other petroleum products to various customers.

Cole Chemical: Your trusted provider of chemicals, petrochemicals, and synthetic lubricants.

AGS Company: Premier manufacturer of specialty lubricants and automotive lines.

Rust Patrol manufactures corrosion inhibitors and lubricants for diverse industries, including A-76 Super and Green.

EcoStar Group: Chicago-based energy firm specializing in fuel efficiency, engine longevity, and innovative LED lighting.

LiQuifix Inc.: US-based manufacturer and marketer of degreaser and spray lubricants for various applications.

Terresolve Technologies, a subsidiary of RSC Bio Solutions, manufactures and markets bio-based, non-toxic lubricants and fluids for various industrial applications.

CITGO Petroleum: A US-based oil & energy company refining and marketing fuels, lubricants, and petrochemicals.

Star Energy, L.L.C. offers refined, renewable fuels, lubricants, propane, and technical services in Iowa.

Galp: A market leader in lubricants, committed to efficient, sustainable energy solutions.

Purpur: A contemporary sexual wellness firm promoting open sex discussions and enhancing couple communication.

Berkshire Hathaway-owned specialty chemical company developing additives and polymers for transportation and industrial markets.