^LONDON, Ontario, June 16, 2026 (GLOBE NEWSWIRE) — Aduro Clean Technologies Inc.

(https://www.adurocleantech.com/?utm_source=AduroWebsite&utm_campaign=PR202&utm_

medium=PressRelease) (“Aduro” or the “Company”) (Nasdaq: ADUR) (TSX: ACT)

(FSE: 9D5), a clean technology company that harnesses the power of chemistry

used to produce low-quality raw materials such as plastic waste, heavy bitumen and

Transforming renewable oils into 21st century resources has today

announced that the company following its previous announcement

dated June 10, 2026 via a non-brokered private placement of up to

471,698 common shares (the “Offered Shares”) at a price of $15.20

Dollars ($21.20 CAD) per share offered with gross proceeds of up to

US$7,169,810 (CAD$9,999,734) (the “LIFE Offer”) a modified and new

drafted offering document (the?amended and recast LIFE-

Prospectus”) following the completion of its guaranteed public offering

(https://investors.adurocleantech.com/press-releases/press-releases-

details/2026/Aduro-Clean-Technologies-Announces-Closing-15-54-Million-

Underwritten Public

Offering/default.aspx?utm_source=Aduro%20Closes%20Public%20Offering&utm_campaign

=PR202&utm_medium=PressRelease), as announced on June 11, 2026 (the

“public offering”), in accordance with applicable securities laws

submitted.

The LIFE Offer is expected to launch on or about June 19, 2026 or at a

completed at another time specified by the Company, subject to

applicable securities regulations and Toronto Stock policies

Exchange (“TSX”). All other terms and conditions of the LIFE Offer remain the same

that previously published in the Company’s announcement dated June 10, 2026

Conditions unchanged.

The amended and recast LIFE issue prospectus is in the profile of

Company on SEDAR+ at www.sedarplus.ca (http://www.sedarplus.ca/) and

on the Company’s website at www.adurocleantech.com

(http://www.adurocleantech.com/) available. Potential investors should

read the amended and revised LIFE offering prospectus before submitting a

Make investment decision.

The company assumes that members of the board of directors and/or the

Company management may participate in the LIFE offer

become; However, there is currently no corresponding obligation or agreement

with a board member or a member of the management team

company. Any participation by insiders in the LIFE Offer constitutes a

“Transaction with related parties” within the meaning of the Multilateral Instrument

61-101 – Protection of Minority Security Holders in Special Transactions (?MI

61-101″). However, the Company believes that there are exceptions

of the requirements for a formal assessment and the consent of the

Minority shareholders can be appointed in accordance with MI 61-101, since neither the market value of the

LIFE shares (if any) subscribed by the insiders nor those of them

The consideration paid to insiders for the LIFE shares was 25%

Market capitalization of the Company as of the date of this press release

should exceed.

In connection with the LIFE offer, the company relies on the following

Exception provided for in Section 602.1 of the TSX Company Manual. Thereafter

the TSX does not apply its standards to specific transactions involving

Authorized issuers are involved that are listed on a recognized stock exchange

are. The TSX has conditionally approved the LIFE Offer. The final one

The LIFE Offer remains subject to approval by the TSX

the fulfillment of the usual conditions by the company.

This press release does not constitute an offer to sell

An invitation to make an offer to purchase securities. This

The securities described have not been and will not be issued under the US securities laws

of 1933 in its currently valid version and may be included in the

United States without registration or an appropriate exemption from the

Registration requirement cannot be offered or sold.

All amounts in this press release, unless otherwise stated, are in

US dollars reported. All stated in this press release

Currency conversions based on the Bank of Canada as of June 9, 2026

published exchange rate of 1 US dollar = 1.3947 Canadian dollars.

About Aduro Clean Technologies

Aduro Clean Technologies develops patented water-based technologies to

to chemically recycle plastic waste, heavy oil and bitumen into lighter,

to convert more valuable oil and renewable oils into higher quality fuels

or transform renewable chemicals. The Hydrochemolytic(TM) technology of the

Company is based on water as the most important active ingredient in a chemical

Platform operating at relatively low temperatures and costs. This

Groundbreaking approach transforms low-value raw materials into resources for the 21st century.

century around. Visit https://www.adurocleantech.com

(https://www.adurocleantech.com/)

For further information please contact:

Abe Dyck, Head of Corporate Development/Investor Relations

[email protected] (mailto:[email protected])

+1 226 784 8889

Forward-Looking Statements

This press release contains “forward-looking statements” within the meaning of

applicable U.S. securities laws as well as?forward-looking

Information” within the meaning of the Canadian securities laws (collectively,

“forward-looking statements”). Forward-looking statements in this

Press releases include, among other things, statements about the LIFE offer,

including, but not limited to, its completion

expected completion date, the total amount to be raised, the

planned use of proceeds, receipt of final approval from the

TSX and other statements that are not historical facts.

Forward-looking statements are based on current expectations, estimates,

Management’s assumptions and estimates, including assumptions

regarding the ongoing market conditions, the receipt of all necessary

regulatory approvals on terms acceptable to the company and

the company’s business plans and operations. If in this

Press release terms such as “expect”, “intend”, “anticipate”,

“believe”, “could”, “will” and similar expressions should be used

to identify forward-looking statements. This

Forward-looking statements involve known and unknown risks,

Uncertainties and other factors that may lead to the

actual results or developments may differ materially from those stated in these

forward-looking statements expressed or implied

results may vary, including risks associated with the

the company’s operations and market conditions. These risks and

Uncertainties are discussed in more detail under the heading “Risk Factors” in

base prospectus, in the prospectus supplement and in other current documents

Disclosure described under the Company’s profile on SEDAR+

at www.sedarplus.ca (http://www.sedarplus.ca/) and on EDGAR

are available at www.sec.gov (http://www.sec.gov/). Forward-looking

Statements refer to the time of publication

press release, and the Company assumes no obligation to do so

update or revise any forward-looking statements unless:

this is required by applicable law.

You can find a photo accompanying this announcement

at https://www.globenewswire.com/NewsRoom/AttachmentNg/868390da-00c7-4901-

b145-9a08809f0e97

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