ADUR · Aduro Clean Technologies Inc.

Bench-scale results demonstrate HCT reduced wax content and produced stable, lighter crude—extending a proven platform from bitumen upgrading and plastics recycling into a potential new HCT application. LONDON, Ontario, April 23, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower-value feedstocks such as waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced that, through bench-scale testing, its Hydrochemolytic™ Technology (HCT) has been extended to highly paraffinic crude oils. To protect this advancement, the Company has filed a continuation-in-part (CIP) patent application with the United States Patent and Trademark Office (USPTO). Key Highlights Filed a continuation-in-part (CIP) patent application with the USPTO seeking to extend HCT intellectual property protection to the

LONDON, Ontario, April 15, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc. (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, announced that it has filed its interim condensed consolidated financial results for the three and nine months ended February 28, 2026, and is pleased to provide the following highlights. Unless otherwise indicated, all financial information in this press release is reported in Canadian dollars. “During the third fiscal quarter of 2026, Aduro continued to advance its scale-up and commercialization pathway across multiple programs,” said Ofer Vicus, Chief Executive Officer of Aduro. “The completion of commissioning and transition of the Next Generation Process (“NGP”) pilot plant into operating campaigns represents an important step forward, moving the

LONDON, Ontario, April 09, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced the award of a contract to Ebert HERA B.V . (“Ebert HERA”) to lead the permitting process for its First-of-a-Kind (“FOAK”) industrial facility at Chemelot Industrial Park in Sittard-Geleen, the Netherlands. Ebert HERA was selected based on its established reputation and role within the Chemelot ecosystem and its experience coordinating permitting processes across multiple regulatory bodies in the Netherlands. The firm works closely with site operators and local authorities and brings an understanding of the regulatory framework and permitting requirements specific to Chemelot and the Province of Limburg, Netherlands. Their involvement

LONDON, Ontario, March 31, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower-value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced that Ofer Vicus, Chief Executive Officer, will present at three investor conferences in April. These investor engagements support Aduro’s commercial momentum as the Company advances from pilot-scale operations toward industrial deployment. Across these forums, management expects to provide updates on Next Generation Process (NGP) Pilot Plant operating campaigns, progress in planning the First-of-a-Kind (FOAK) industrial facility, and the continued development of commercialization pathways through partner engagement, downstream validation, and market alignment. Lytham Partners 2026 Industrials & Basic Materials Investor Summit

Advancing Commercial and Regulatory Positioning for Aduro’s European First-of-a-Kind Industrial Plant in the Netherlands LONDON, Ontario, March 26, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower-value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced that it has joined Chemical Recycling Europe (“CRE”), a European industry association focused on advancing chemical recycling through policy engagement, standard setting, and value chain collaboration. Chemical Recycling Europe brings together stakeholders across the plastics and chemicals ecosystem to support the development of regulatory frameworks, certification systems, and market structures required to scale chemical recycling technologies. Through its working groups and advocacy efforts, CRE contributes to the

LONDON, Ontario, March 25, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower-value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced that it has entered into an agreement (the “Agreement”) with Water Tower Research LLC (“WTR”), an institutional research and investor engagement firm to provide comprehensive research coverage and strategic investor engagement services to support Aduro's growth objectives and enhance visibility within the institutional investment community. Under the terms of the Agreement, WTR will provide research and capital markets communications services to the Company for an initial term of six months beginning April 1, 2026. The services provided to the Company include the production of content, including research reports distributed through

LONDON, Ontario, March 19, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc. (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced that its wholly owned subsidiary, Aduro Energy Inc., has signed a non-binding Memorandum of Understanding (“MOU”) with a leading Global Engineering, Procurement, and Construction (“GEPC”) company to jointly develop a comprehensive commercial licensing package for Hydrochemolytic™ Technology (“HCT”) to support deployment across multiple markets. The MOU follows several months of technical and commercial discussions between Aduro and the GEPC, including the sharing of preliminary technical information and evaluation of pathways to establish a commercial licence package. The MOU establishes a framework and stage-gated activities to

LONDON, Ontario, March 12, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, announces that it has signed a non-binding Letter of Intent (“LOI”) with a leading independent international commodities trading company active in the sourcing, logistics, and marketing of naphtha and certified circular hydrocarbon streams. The LOI establishes a framework to evaluate and qualify Hydrochemolytic™ oil produced by the Company for future offtake agreements. The LOI includes a committed offtake arrangement for the initial production parcel tied to the Company’s First-of-a-Kind (“FOAK”) Industrial Plant planned for construction at Chemelot Industrial Park in Geleen, Netherlands. It establishes a structured Pilot-to-FOAK validation program

LONDON, Ontario, March 05, 2026 (GLOBE NEWSWIRE) - Aduro Clean Technologies Inc . (“ Aduro ” or the “ Company ”) (Nasdaq: ADUR ) (CSE: ACT ) (FSE: 9D5 ), a clean technology company using the power of chemistry to transform lower-value feedstocks, like waste plastics, heavy bitumen, and renewable oils, into resources for the 21 st century, today announced its participation in the 38th Annual ROTH Conference taking place in Dana Point, California from March 22-24, 2026. 38th Annual ROTH Conference Date: March 22–24, 2026 Location: Dana Point, California Participation: Ofer Vicus, CEO Format : 1 x 1 Meetings Website: https://www.roth.com/conferences/upcoming-conferences The 38th Annual ROTH Conference provides a focused opportunity for Aduro to meet with institutional investors and discuss the Company’s execution plans, scale-up roadmap, and Commercialization Program. Management expects to highlight NGP Pilot Plant operating campaigns supporting data generation, customer engagement, and