Sean Dineen Board Appointment

Pajarito Powder is excited to welcome Sean Dineen to our Board of Directors. Sean serves as vice president – strategy and business development at our investor Ecovyst, one of the nation’s leading advanced material and catalyst companies. We look forward to benefitting from Sean’s financial and enterprise-building experience as we grow our green-hydrogen catalyst portfolio. We’re glad to have a partner like Ecovyst – with over 200 years of American industry know how in the clean energy sector.

About Ecovyst (www.ecovyst.com):

Ecovyst Inc. and subsidiaries is a leading integrated and innovative global provider of advanced materials, specialty catalysts and services. We support customers globally through our strategically located network of manufacturing facilities. We believe that our products, which are predominantly inorganic, and services contribute to improving the sustainability of the environment.

We have two uniquely positioned specialty businesses: Ecoservices provides sulfuric acid recycling to the North American refining industry for the production of alkylate and provides on-purpose virgin sulfuric acid for water treatment, mining, and industrial applications; and Advanced Materials & Catalysts provides finished silica catalysts and catalyst supports necessary to produce high strength and high stiffness plastics and, through its Zeolyst joint venture, supplies zeolites used for catalysts that help produce renewable fuels, remove nitrogen oxides from diesel engine emissions as well as sulfur from fuels during the refining process.

About Pajarito Powder (www.pajaritopowder.com)

Pajarito Powder is a world leader in the development and commercialization of advanced electrocatalysts for fuel cells and electrolyzers. Pajarito Powder manufactures a range of catalyst products using its own intellectual property as well as intellectual property licensed from the University of New Mexico, Los Alamos National Laboratory, and Institut National de la Recherche Scientifique. The Albuquerque, New-Mexico-based company manufactures advanced catalysts for PEM fuel cells and electrolyzers. including Platinum Group Metal (PGM) catalysts and Engineered Catalyst Supports™ (ECS products), Engineered Electrolyzer Catalysts™ (EEC products), and Precious Metal Free™ (PMF) catalysts that are entirely free of platinum-group metals.

Pajarito Powder is a venture-backed startup funded by NV Bekaert SA, Hyundai Motor Company, Verge Fund, Omphalos Venture Partners, and other private investors. The company has received essential support from the United States Department of Energy, the State of New Mexico Economic Development Department and the New Mexico International Trade Alliance.