SAN RAMON, Calif., January 14, 2026 – Chevron Oronite has expanded its partnership with Azelis South Africa through local manufacturing of the PARATONE® 24EX viscosity modifier — strengthening supply continuity, reducing delivery times and supporting improved additive formulation capabilities in the region. Chevron Oronite’s proven OCP technology ensures excellent viscosity performance from low to high temperatures. The high ethylene content of PARATONE® 24EX enables efficient thickening and strong shear stability for durable and reliable lubricant solutions.

“We are proud to take this significant step forward with Azelis South Africa,” said Patrice Estoueig – Area Sales Manager, Chevron Oronite. “Local manufacturing of PARATONE® 24EX reinforces our long-term commitment to local capability building and resilient growth in Africa.”

For additional information regarding PARATONE ® 24EX, please visit the official website:

https://www.oronite.com/products-technology/paratone-products.html

About Chevron Oronite

Chevron Oronite is a leading developer, manufacturer and marketer of fuel and lubricant additives, helping provide solutions to customers globally. Headquartered inSan Ramon, California (USA), Chevron Oronite maintains regional offices in Houston (Americas Region), Paris (Europe-Africa-Middle East Region), and Singapore (Asia-Pacific Region); operates manufacturing sites in Belle Chasse, Louisiana (USA), Gonfreville (France), Singapore, Ningbo (China) and Mauá (Brazil); an affiliated blending and shipping plant in Omaezaki, Japan;\ technology centers in the USA, France, the Netherlands, Japan and China and has interests in additive companies operating in other locations, including India.  Learn more about Chevron Oronite at www.oronite.com.

Chevron Oronite is comprised of numerous affiliates that are indirect, wholly-owned subsidiaries of Chevron Corporation. For simplicity in this news release, the terms “Chevron Oronite” and/or “Oronite” are used as abbreviated references to Chevron Corporation affiliates that are part of the Chevron Oronite business
unit. Nothing in this document is intended to override or supersede the corporate separateness of these entities.

About Chevron

Chevron is one of the world’s leading integrated energy companies. We believe affordable, reliable and ever-cleaner energy is essential to enabling human progress. Chevron produces crude oil and natural gas; manufactures transportation fuels, lubricants, petrochemicals and additives; and develops technologies that enhance our business and the industry. We aim to grow our oil and gas business, lower the carbon intensity of our operations and grow new businesses in renewable fuels, carbon capture and offsets, hydrogen, power generation for data centers, and emerging technologies. More information about Chevron is available at www.chevron.com.