Power Solutions International buys MTL Manufacturing

Rhea-AI Filing Summary

Power Solutions International, Inc. announced it has acquired MTL Manufacturing & Equipment Inc., a Beloit, Wisconsin-based welding and steel component manufacturer that supplies switchgear subbases, electrical enclosure assemblies and fuel tanks for large power generation products, including data center applications.

PSI acquired 100% of MTL’s outstanding stock using existing cash reserves and by assuming certain equipment-related debt. MTL operates from about 185,000 square feet of manufacturing space and offers full engineering and vertically integrated production with certifications such as UL142, ULC S601 and UL2085.

The acquisition is expected to support PSI’s growth in the data center market by increasing vertical integration, improving supply chain control, and helping reduce lead times, while MTL’s current management team will continue to lead operations.

Insights

Industrial manufacturing and M&A analyst

Strategic bolt-on acquisition deepens PSI’s vertical integration in data center power systems.

Power Solutions International is acquiring MTL Manufacturing & Equipment, a long-time supplier of fabricated components for large power generation products. MTL brings 185,000 square feet of manufacturing capacity, full engineering capabilities and key certifications such as UL142, ULC S601 and UL2085.

The deal is financed with PSI’s existing cash reserves and the assumption of certain equipment-related debt, indicating no new equity issuance in this transaction. Management highlights expected benefits in vertical integration, supply chain control and lead times, particularly for data center enclosures and fuel systems.

Future financial impact will depend on successful integration and realizing the data center growth opportunities described by PSI. The company also reiterates broader risk factors, including macroeconomic conditions, supply chain challenges, liquidity and going-concern considerations, which frame the overall risk environment for this strategic move.

8-K Event Classification

Item 7.01 — Regulation FD Disclosure

1 item

Item 7.01 Regulation FD Disclosure Disclosure

Material non-public information disclosed under Regulation Fair Disclosure, often investor presentations or guidance.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What acquisition did Power Solutions International (PSIX) announce in this 8-K?

Power Solutions International announced it acquired MTL Manufacturing & Equipment Inc., a Beloit, Wisconsin-based metal and steel fabrication company supplying components like switchgear subbases, electrical enclosure assemblies, and fuel tanks used in large power generation products, particularly for data center applications.

How did Power Solutions International finance the MTL Manufacturing acquisition?

Power Solutions International financed the MTL acquisition using its existing cash reserves and by assuming certain equipment-related debt. The company acquired 100% of MTL’s outstanding stock, making MTL a wholly owned subsidiary while avoiding disclosure of any new equity issuance in this transaction.

Why is the MTL Manufacturing acquisition strategically important for PSIX?

The acquisition is expected to enhance Power Solutions International’s position in the data center market by vertically integrating MTL’s specialized fabrication capabilities. PSI highlights benefits such as improved supply chain control, reduced lead times, and leveraging MTL’s engineering expertise and certifications for power generation enclosures and fuel systems.

What capabilities and certifications does MTL Manufacturing contribute to Power Solutions International?

MTL provides full engineering capabilities and vertically integrated manufacturing of steel components, including switchgear subbases, enclosure assemblies and fuel tanks. It operates 185,000 square feet of space and holds certifications such as UL142, ULC S601 and UL2085, supporting high-quality, certified power generation components.

How will MTL Manufacturing be managed after the acquisition by PSIX?

Following the acquisition, MTL’s current management team will continue to lead its operations. Power Solutions International emphasizes continuity in customer relationships and operational excellence while integrating MTL’s capabilities into its broader power systems and data center-focused product offerings.

What risks does Power Solutions International highlight around its strategy and acquisitions?

Power Solutions International cites risks including macroeconomic conditions, supply chain interruptions, liquidity and going-concern uncertainties, and challenges integrating acquisitions. It also notes uncertainty in realizing anticipated synergies and potential operational disruption during integration of acquired businesses such as MTL.

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Accepted by SEC EDGAR 03/02/2026 - 04:01 PM EST Learn about SEC filing dates

false 0001137091 0001137091 2026-03-02 2026-03-02

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

March 2, 2026

Date of Report (Date of earliest event reported)

POWER SOLUTIONS INTERNATIONAL, INC.

(Exact name of registrant as specified in its charter)

Delaware		001-35944		33-0963637
(State or other jurisdiction of incorporation)		(Commission File Number)		(IRS Employer Identification No.)

(Address of principal executive offices, including zip code)

201 Mittel Drive Wood Dale, Illinois 60191

(Address of principal executive offices, including zip code)

(630) 350-9400

(Registrant’s telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class		Trading Symbol(s)		Name of each exchange on which registered
Common Stock, $0.001 par value per share		PSIX		The Nasdaq Stock Market LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01 Regulation FD Disclosure.

On March 2, 2026, Power Solutions International, Inc. (the “Company”) issued a press release announcing the acquisition of MTL Manufacturing & Equipment Inc. The press release is furnished herewith as Exhibit 99.1 to this Current Report on Form 8-K and is incorporated by reference into this Item 7.01.

The information in this Item 7.01, including Exhibit 99.1 attached hereto, is being furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall it be deemed incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as expressly set forth by specific reference in such filing.

Item 9.01 Financial Statements and Exhibits.

(d) Exhibits.

Exhibit No.		Description
99.1		Press Release dated March 2, 2026
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

						POWER SOLUTIONS INTERNATIONAL, INC.
Date: March 2, 2026						By: /s/ Kenneth Li
						Name: Kenneth Li
						Title: Chief Financial Officer

Exhibit 99.1

Power Solutions International, Inc. Acquires MTL Manufacturing & Equipment Inc.

Power Solutions International, Inc. (PSI) acquires welding and steel component manufacturer MTL Manufacturing & Equipment Inc.

WOOD DALE, Ill., March 2 27, 2026 (GLOBE NEWSWIRE) — Power Solutions International, Inc. (Nasdaq: PSIX), a leader in the design, engineering and manufacture of emissions-certified alternative-fuel and conventional power systems, is pleased to announce that it has acquired MTL Manufacturing & Equipment Inc. (MTL), a metal and steel manufacturing company based in Beloit, Wisconsin in close proximity to PSI’s enclosure manufacturing facilities.

MTL manufactures and supplies a range of fabricated products including switchgear subbases, electrical enclosure assemblies, and various size fuel tanks used in large power generation products for applications such as data centers. MTL’s abilities include full engineering capabilities, and vertically integrated manufacturing. MTL also holds several certifications including UL142, ULC S601 and UL2085. With over 3 decades of experience, MTL prides itself on being at the forefront of welding and steel fabrication utilizing the industry’s latest cutting-edge equipment and technology, including on-site, automated laser cutting, bending and forming, welding, state-of-the art paint and dry facilities. MTL has two locations in Beloit WI, totaling over 185,000 sq ft of manufacturing space.

PSI acquired 100% of the outstanding stock of MTL in a transaction financed through PSI’s existing cash reserves and assumption of certain equipment-related debt. “We are bringing together the efforts of the two companies and creating a strategic partnership between PSI and MTL,” said Dino Xykis, Chief Executive Officer of PSI. “MTL has a long history of engineering and manufacturing high quality products that are an integral part of our custom enclosures, as well as the market in general. We will bring the strengths of both companies together to take advantage of the data center market demands where capacity and vertical integration are key enablers to success.”

This acquisition is expected to enhance PSI’s competitive position in the data center market through vertical integration of MTL’s specialized manufacturing capabilities. The integration is designed to provide improved supply chain control, reduced lead times, and access to MTL’s established UL certifications.

MTL’s 185,000 square feet of manufacturing space and advanced production capabilities are anticipated to strengthen PSI’s ability to serve the growing demand for reliable power generation solutions in data center applications.

MTL’s current management team will continue to lead operations following the acquisition, ensuring continuity in customer relationships and operational excellence.

For more information on PSI, visit http://www.psiengines.com.

About Power Solutions International, Inc.

PSI is a leader in the design, engineering, and manufacture of a broad range of advanced, emission-certified engines, power systems, and accessories. PSI provides integrated turnkey solutions to leading global original equipment manufacturers and end-user customers within the power systems, industrial and transportation end markets. The Company’s unique in-house design, prototyping, engineering, and testing capabilities allow PSI to customize clean, high-performance engines using a fuel agnostic strategy to run on a wide variety of fuels, including natural gas, propane, gasoline, diesel, and biofuels.

PSI develops and delivers complete power systems that are used worldwide in stationary and mobile power generation applications supporting standby, prime, demand response and microgrid solutions, as well as products and packages supporting the rapidly growing data center markets.

PSI’s industrial segment provides engine and battery powertrain solutions to serve applications such as forklifts, agricultural and turf, arbor care, industrial sweepers, aerial lifts, irrigation pumps, ground support, and construction equipment. PSI’s transportation segment provides engine powertrain solutions to specialized applications such as terminal tractors, port equipment, military vehicles, and other non-road vocational vehicles.

About MTL Manufacturing & Equipment Inc.

MTL is located in Beloit WI operating from 185,000 sq ft of manufacturing space. MTL specializes in the welding and fabrication of steel components ranging from large switchgear subbases, electrical enclosure assemblies for data centers, as well as various size fuel tanks used in power generation. With full engineering capabilities, MTL currently holds UL142, ULC S601 and UL2085 certifications. MTL’s customer commitment, along with the ability to ship quality products with limited lead time has well established MTL in the marketplace.

Cautionary Note Regarding Forward-Looking Statements

Cautionary Note Regarding Forward-Looking Statements

This press release contains forward-looking statements regarding the current expectations of the Company about its prospects and opportunities. These forward-looking statements are entitled to the safe-harbor provisions of Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). These statements may involve risks and uncertainties. These statements often include words such as “anticipate,” “believe,” “budgeted,” “contemplate,” “estimate,” “expect,” “forecast,” “guidance,” “may,” “outlook,” “plan,” “projection,” “should,” “target,” “will,” “would” or similar expressions, but these words are not the exclusive means for identifying such statements. These statements are not guarantees of performance or results, and they involve risks, uncertainties, and assumptions. Although the Company believes that these forward-looking statements are based on reasonable assumptions, there are many factors that could affect the Company’s results of operations and liquidity and could cause actual results, performance or achievements to differ materially from those expressed in, or implied by, the Company’s forward-looking statements.

The Company cautions that the risks, uncertainties and other factors that could cause its actual results to differ materially from those expressed in, or implied by, the forward-looking statements include, without limitation: the impact of the macro-economic environment in both the U.S. and internationally on our business and expectations regarding growth of the industry; uncertainties arising from global events (including the Russia-Ukraine and Israel-Hamas conflicts), natural disasters or pandemics, and their impact on material prices; the effects of strategic investments on our operations, including our efforts to expand our global market share and actions taken to increase sales growth; risks related to successful integration of acquired operations; uncertainty regarding realization of anticipated synergies from acquisitions; potential disruption to operations during integration of acquired businesses; the ability to develop and successfully launch new products; labor costs and other employment-related costs; loss of suppliers and disruptions in the supply of raw materials; the Company’s ability to continue as a going concern; the Company’s ability to raise additional capital when needed and its liquidity; uncertainties around the Company’s ability to meet funding conditions under its financing arrangements and access to capital thereunder; the potential acceleration of the maturity at any time of the loans under the Company’s uncommitted revolving credit agreement through the exercise by any lender of its demand right in its Revolving Credit Agreement; the impact of rising interest rates; changes in economic conditions, including inflationary trends in the price of raw materials; our reliance on information technology and the associated risk involving potential security lapses and/or cyber-attacks; the ability of the Company to accurately forecast sales, and the extent to which sales result in recorded revenues; changes in customer demand for the Company’s products; volatility in oil and gas prices; the impact of U.S. tariffs on imports and exports; the impact of supply chain interruptions and raw material shortages, including compliance disruptions such as the UFLPA delaying goods from China; the potential impact of higher warranty costs and the Company’s ability to mitigate such costs; any delays and challenges in recruiting and retaining key employees consistent with the Company’s plans; the potential effects of damage to our reputation or other adverse consequences if our employees, suppliers, sub-suppliers or other contract parties, agents or business partners violate anti-bribery, competition, export and import, trade sanctions, data privacy, environmental, human rights or other laws; the impact of unanticipated changes in our effective tax rate, the adoption of new tax legislation or exposure to additional income tax liabilities; and the risks and uncertainties described in reports filed by the Company with the SEC, including without limitation its Annual Report on Form 10-K for the fiscal year ended December 31, 2025 and the Company’s subsequent filings with the SEC.

The Company’s forward-looking statements are presented as of the date hereof. Except as required by law, the Company expressly disclaims any intention or obligation to revise or update any forward-looking statements, whether as a result of new information, future events or otherwise.

CONTACT: Power Solutions International, Inc.

William Buzogany

Senior Legal Counsel

+1 (773) 425-2323

IR@psiengines.com

Power Solutions International, Inc.

Kenneth Li

Chief Financial Officer

+1 (630) 284-9719

Source: Power Solutions International, Inc.

Filing Exhibits & Attachments

4 documents

Press Releases

• EX-99.1 EX-99.1 14.4 KB

Other Documents

• EX-101 XBRL TAXONOMY EXTENSION SCHEMA 2.4 KB
• EX-101 XBRL TAXONOMY EXTENSION LABEL LINKBASE 16.8 KB
• EX-101 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE 10.5 KB