Northstar Awarded Patent by United States Patent and Trademark Office Protecting Its Front-End Process for Reprocessing Asphalt Shingles

VANCOUVER, British Columbia – November 8, 2022 – Northstar Clean Technologies Inc. (TSXV: ROOF, OTCQB: ROOOF) (“Northstar” or the “Company”) is pleased to announce that it has been issued a patent for the Company’s front-end technology for reprocessing asphalt shingles by the United States Patent and Trademark Office (“USPTO”). This patent is expected to remain in force until 2042. Further, Northstar has filed follow-on continuation patent applications with the USPTO, as well as an application for patent approval in Canada and plans to file a Patent Cooperation Treaty international application.

Mr. Aidan Mills, President & CEO and Director of Northstar, stated “This patent issuance demonstrates our strong commitment to protecting the innovation of our clean technology portfolio and the significant commercial opportunity that it represents for our company, our stakeholders, and our partners. We are delighted to be issued our first patent from the USPTO for the front-end of our proprietary technology for reprocessing asphalt roofing shingles. The approval of this patent is a testament to the strength of our proprietary technology and helps protect the Company’s intellectual property. This patent further strengthens Northstar’s mission to be the leader in the recovery and reprocessing of asphalt shingles in North America.”

Northstar’s proprietary technology reprocesses discarded asphalt shingles, otherwise destined for landfills, extracting the liquid asphalt, fiber, and aggregate materials for use in paving asphalt, shingle manufacturing, asphalt flat roof systems, and other industrial applications.

About Northstar

Northstar Clean Technologies Inc. is a Canadian-based clean technology company focused on the sustainable recovery and reprocessing of asphalt shingles. Northstar has developed a proprietary design process for taking discarded asphalt shingles, otherwise destined for already over-crowded landfills, and extracting the liquid asphalt for usage in new hot mix asphalt, shingle manufacturing and asphalt flat roof systems, and aggregate and fiber for usage in construction products and other industrial applications. Focused on the circular economy, Northstar plans to reprocess used or defective asphalt shingle waste back into its three primary components for reuse/resale at both its Empower Pilot Facility in Delta, British Columbia and its first commercial scale up facility in Calgary, Alberta. As an emerging innovator in sustainable processing, Northstar's mission is to be the leader in the recovery and reprocessing of asphalt shingles in North America, extracting the recovered components from asphalt shingles that would otherwise be sent to landfill.

For further information about Northstar, please visit www.northstarcleantech.com.

On Behalf of the Board of Directors,

Aidan Mills

President & CEO, Director

Northstar Investor Relations Inquiries:

Kin Communications

Phone: 604 684 6730

Email: ROOF@kincommunications.com

Cautionary Statement on Forward-Looking Information

Neither the TSXV nor its Regulation Services Provider (as that term is defined in the policies of the TSXV) accepts responsibility for the adequacy or accuracy of this release. The TSXV has neither approved nor disapproved the contents of this press release.

This press release may contain forward‐looking information within the meaning of applicable securities legislation, which forward‐looking information reflects the Company’s current expectations regarding future events. Forward-looking statements are often identified by the words “may”, “would”, “could”, “should”, “will”, “intend”, “plan”, “anticipate”, “believe”, “estimate”, “expect” or similar expressions. Forward-looking statements in this press release include statements concerning: (i) Northstar’s plans to file an international patent, (ii) Northstar’s ability to become a leader in the recovery and reprocessing of asphalt shingles in North America, as well as (iii) any general statement regarding potential commercial benefits from the USPTO patent. Such statements are subject to risks and uncertainties that may cause actual results, performance or developments to differ materially from those contained in the statements, including risks related to factors beyond the control of the Company as well as those risks and uncertainties which are more fully described under the heading “Risk Factors” in the final prospectus of the Company dated June 18, 2021 and in the Company’s annual and quarterly management’s discussion and analysis and other filings with the Canadian securities regulatory authorities under the Company’s profile on SEDAR. The ongoing dispute between the sovereign state of Ukraine and Russia also poses risks that are currently indescribable and immeasurable. No assurance can be given that any of the events anticipated by the forward-looking statements will occur or, if they do occur, what benefits the Company will obtain from them. The Company does not undertake any obligation to update such forward‐looking information whether because of new information, future events or otherwise, except as expressly required by applicable law.

Should one or more of these risks or uncertainties materialize, or should assumptions underlying the forward-looking statements prove incorrect, actual results may vary materially from those described herein as intended, planned, anticipated, believed, estimated or expected. Although the Company has attempted to identify important risks, uncertainties and factors which could cause actual results to differ materially, there may be others that cause results not to be as anticipated, estimated or intended and such changes could be material. The Company does not intend, and do not assume any obligation, to update the forward-looking statements except as otherwise required by applicable law.

Providing the construction industry with clean, sustainable processing solutions.