Barry Palmer takes NACG (NYSE: NOA) helm as CEO amid transition

Rhea-AI Filing Summary

North American Construction Group Ltd. announced that Joe Lambert has resigned as President and Chief Executive Officer to pursue other opportunities. Effective immediately, Chief Operating Officer Barry Palmer has taken over as President and CEO, while the company evaluates internal and external candidates for a permanent appointment.

Board Chairman Martin Ferron credited Lambert with expanding NACG’s geographic and commodity reach and guiding the business through difficult conditions, saying the company is well positioned in civil construction, mining, and earthworks across North America and Australia. Palmer, who has been with NACG for over 40 years, emphasized continued focus on safety, operational excellence, and growth based on the company’s existing foundation.

The company also noted that closing activities for its acquisition of Iron Mine Contracting remain on schedule with a targeted closing this quarter, and that it expects to announce the release date for its 2025 Annual Report in the coming weeks.

Insights

Equity & Governance Analyst

Orderly CEO handoff with veteran insider, plus deal closing on track.

The company reports a leadership change as Joe Lambert steps down as President and CEO, with Chief Operating Officer Barry Palmer immediately assuming the President and CEO roles. Palmer brings over 40 years at the company, which may help continuity as the board assesses internal and external candidates for a permanent appointment.

The board chair’s statement highlights Lambert’s role in driving geographic and commodity diversification and positioning the company in civil construction, mining and earthworks across North America and Australia. Palmer’s comments stress focus on safety, operational excellence and growth targets, signalling an intent to maintain strategic direction rather than a sharp pivot.

Separately, closing activities for the Iron Mine Contracting acquisition are described as on schedule with a targeted closing this quarter, indicating no disclosed delay to this expansion initiative. The company also plans to provide a date for its 2025 Annual Report release in the coming weeks, so subsequent filings may give more detail on the combined business and financial performance.

UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

Form 6-K

REPORT OF FOREIGN PRIVATE ISSUER PURSUANT TO RULE 13a-16 OR 15d-16 UNDER THE SECURITIES EXCHANGE ACT OF 1934

For the month of January 2026

Commission File Number: 001-33161

North American Construction Group Ltd.
(Translation of registrant's name into English)

North American Energy Partners Inc.
(Former Name)

27287- 100 Avenue
Acheson, Alberta T7X 6H8
(Address of principal executive office)

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.
Form 20-F [   ]      Form 40-F [ X ]

Documents Included as Part of this Report

Exhibit No.		Description
99.1		North American Construction Group Ltd. Provides Corporate Updates

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, thereunto duly authorized.

		North American Construction Group Ltd.
Date: January 21, 2026		By:	/s/ Joe Lambert
		Name:	Joe Lambert
		Title:	President and CEO

EXHIBIT 99.1

North American Construction Group Ltd. Provides Corporate Updates

ACHESON, Alberta, Jan. 21, 2026 (GLOBE NEWSWIRE) -- North American Construction Group Ltd. (“NACG” or “the Company”) (TSX:NOA/NYSE:NOA) today announced that Joe Lambert has resigned from his position as President and Chief Executive Officer of the Company to pursue other opportunities. Effective immediately, the Company’s Chief Operating Officer, Barry Palmer, has assumed the role of President and Chief Executive Officer. The Company has begun the process of assessing both internal and external candidates to assume the role on a permanent basis.

Martin Ferron, Chairman of the Board of Directors, stated, “I would like to take this opportunity to thank Mr. Lambert for his dedication and loyalty to the Company. During his tenure, Joe successfully led the Company to new levels of geographic and commodity diversification while also navigating through unprecedented challenges. In no small part due to his leadership, NACG is now very well positioned to be a strong competitor in the civil construction, mining and earthworks markets throughout North America and Australia. I wish Joe all the best in his future endeavors.”

Barry Palmer, President and CEO, stated, “We remain focused on our customers at the start of 2026 and I am looking forward to leading our company into this important year. Having been here for over 40 years, I will ensure that our teams stay focused on safety and operational excellence. We have the people, equipment and culture to achieve our targets and our collective goal is to continue to grow by building on the solid foundation that is in place.”

Further to its press release on December 18, 2025, the Company confirms that closing activities related to its acquisition of Iron Mine Contracting remain on schedule, with a targeted closing of this quarter. The Company expects to provide a date for release of its 2025 Annual Report in the coming weeks.

About the Company

North American Construction Group Ltd. is a premier provider of heavy civil construction and mining services in Australia, Canada, and the U.S. For over 70 years, NACG has delivered quality services to the mining, resource and infrastructure construction markets.

Jason Veenstra, CPA, CA
Chief Financial Officer
P: 780.960.7171
E: ir@nacg.ca

The information provided in this release contains forward-looking statements. Forward-looking statements include statements preceded by, followed by or that include the words “expected”, “estimated” or similar expressions, including the anticipated revenues and backlog to be generated by the contract. The material factors or assumptions used to develop the above forward-looking statements and the risks and uncertainties to which such forward-looking statements are subject are highlighted in the Company’s MD&A for the year ended December 31, 2024 and quarter ending September 30, 2025. Actual results could differ materially from those contemplated by such forward-looking statements because of any number of factors and uncertainties, many of which are beyond NACG’s control. For more complete information about NACG, please read our disclosure documents filed with the SEC and the CSA. These free documents can be obtained by visiting EDGAR on the SEC website at www.sec.gov or on the CSA website at www.sedarplus.com.

FAQ

Who is the new CEO of North American Construction Group Ltd. (NOA)?

North American Construction Group Ltd. appointed Barry Palmer, previously Chief Operating Officer, as its new President and Chief Executive Officer, effective immediately.

Why did Joe Lambert leave North American Construction Group Ltd. (NOA)?

Joe Lambert resigned from his role as President and CEO of North American Construction Group Ltd. to pursue other opportunities, according to the company.

Is the CEO role at North American Construction Group Ltd. (NOA) permanently filled?

Barry Palmer has assumed the roles of President and CEO, while the company has begun assessing internal and external candidates to fill the position on a permanent basis.

What did the board say about Joe Lambert’s tenure at North American Construction Group Ltd. (NOA)?

Chairman Martin Ferron praised Joe Lambert for leading NACG to new levels of geographic and commodity diversification and helping position the company as a strong competitor in civil construction, mining and earthworks across North America and Australia.

What is the status of North American Construction Group Ltd.’s (NOA) Iron Mine Contracting acquisition?

The company stated that closing activities for its acquisition of Iron Mine Contracting remain on schedule, with a targeted closing this quarter.

When will North American Construction Group Ltd. (NOA) release its 2025 Annual Report?

The company expects to provide a date for the release of its 2025 Annual Report in the coming weeks.

What markets does North American Construction Group Ltd. (NOA) serve?

North American Construction Group Ltd. describes itself as a premier provider of heavy civil construction and mining services in Australia, Canada, and the U.S., serving mining, resource and infrastructure construction markets.