374Water to Host Third Quarter 2025 Results Conference Call on Wednesday, November 12, 2025 at 4:30 p.m. Eastern Time

DURHAM, N.C., Oct. 13, 2025 (GLOBE NEWSWIRE) -- 374Water Inc. (NASDAQ: SCWO) (“374Water” or the “Company”), a global leader in organic waste destruction technology and services for the municipal, federal, and industrial markets, will hold a conference call on Wednesday, November 12, 2025 at 4:30 p.m. Eastern time to discuss its results for the third quarter ended September 30, 2025, recent executive management change and strengthened balance sheet. A press release detailing the financial results will be issued prior to the call.

374Water Interim President and CEO Stephen Jones and CFO Russell Kline will host the conference call, followed by a question-and-answer period. The conference call will be accompanied by a presentation, which can be viewed during the webcast or accessed following the call via the investor relations section of the Company’s website .

To access the call, please use the following information:

A telephone replay will be available approximately three hours after the call and will run through November 26, 2025, by dialing 1-844-512-2921 from the U.S., or 1-412-317-6671 from international locations, and entering replay pin number: 13756490. The replay can also be viewed through the webcast link above and the presentation utilized during the call will be available in the Company’s investor relations section .

About 374Water

374Water Inc. (NASDAQ: SCWO) is a global industrial technology and services company providing innovative solutions addressing wastewater treatment and waste management issues within the municipal, federal and industrial markets. 374Water's AirSCWO technology is designed to efficiently destroy and mineralize a broad spectrum of non-hazardous and hazardous organic wastes, producing safe dischargeable water streams, safe mineral effluent, safe vent gas, and recoverable heat energy. 374Water's AirSCWO technology has the potential to assist its customers to meet discharge requirements, reduce or eliminate disposal costs, remove bottlenecks, and reduce litigation and other risks. 374Water continues to be a leader in innovative waste treatment solutions, dedicated to creating a greener future and eradicating harmful pollutants. Learn more by visiting and follow us on .

Cautionary Language on Forward-Looking Statements

Certain statements in this communication are "forward-looking statements" within the meaning of the "safe harbor" provisions of the Private Securities Litigation Reform Act of 1995, as amended. These statements relate to future events or our future financial performance, including statements relating to whether 374Water will be able to unlock revenue from its WDS operations, whether 374Water will be successful in obtaining federal, municipal and industrial waste destruction contracts, the timing for 374Water to launch WDS operations and 374Water’s ability to establish additional WDS operations, 374Water’s ability to scale its operations, demand for 374Water’s solutions, and 374Water’s ability to destroy PFAS at scale, and 374Water’s future prospects and involve known and unknown risks, uncertainties, and other factors that may cause 374Water’s actual results, levels of activity, performance, or 374Water’s achievements or those of its industry to be materially different from those expressed or implied by any forward-looking statements. In some cases, forward-looking statements may be identified by the use of words like "may," "will," "could," "would," "should," "expect," "plan," "anticipate," "intend," "believe," "estimate," "project," "consider," "predict," "potential," "feel," or other comparable terminology. 374Water has based these forward-looking statements on its current expectations, assumptions, estimates, beliefs, and projections. While 374Water believes these expectations, assumptions, estimates, and projections are reasonable, such forward-looking statements are only predictions and involve known and unknown risks and uncertainties, many of which involve factors or circumstances that are beyond the 374Water’s control. These and other important factors, including those discussed under "Risk Factors" in 374Water’s Form 10-Q for the quarter ended June 30, 2025, as well as 374Water’s subsequent filings with the SEC, may cause actual results, performance, or achievements to differ materially from those expressed or implied by these forward-looking statements. The forward-looking statements herein are made only as of the date they were first issued, and unless otherwise required by applicable securities laws, 374Water disclaims any intention or obligation to update or revise any forward-looking statements, whether as a result of new information, future events, or otherwise.

Investor Relations and Media Contact

Chris Tyson

Executive Vice President

MZ North America

Direct: 949-491-8235