Leading Executives in Quarries
Jim Mintern
Chief Executive Officer, CRH plc
Named CEO effective January 1, 2025, Jim Mintern is steering the world’s largest aggregates player following its 2023 primary listing move to the NYSE and a decade of portfolio reshaping under his predecessor, positioning CRH for U.S.-led growth.
Company bio | LinkedIn (company)
Miljan Gutovic
Chief Executive Officer, Holcim Ltd
CEO since May 1, 2024, Miljan Gutovic is driving Holcim’s M&A- and decarbonization-led NextGen Growth 2030 strategy while executing the separation of its North American business.
Company bio | LinkedIn (company)
Jan Jenisch
Chairman & Chief Executive Officer, Amrize Ltd (Holcim North America spin‑off)
As founding Chairman & CEO, Jan Jenisch led Holcim’s 100% spin‑off of its North American business into Amrize on June 23, 2025, targeting $20B sales by 2030 on a 1,000‑site footprint.
Company news | LinkedIn (company)
Dr. Dominik von Achten
Chairman of the Managing Board (CEO), Heidelberg Materials
At the helm since 2020, Dominik von Achten is pushing net‑zero cement and aggregates growth, guiding a multi‑year capex plan and portfolio actions aligned to infrastructure and energy megatrends.
Company bio | LinkedIn (company) | Website
C. Howard (Ward) Nye
Chairman, President & Chief Executive Officer, Martin Marietta Materials
Ward Nye has led Martin Marietta to top‑tier aggregates margins and a best‑in‑class balance sheet while expanding the footprint through disciplined M&A.
Leadership page | LinkedIn (company)
J. Thomas (Tom) Hill
Chairman & Chief Executive Officer, Vulcan Materials Company
Tom Hill leads the largest U.S. aggregates producer, maintaining pricing discipline and per‑ton profit growth even through weather‑impacted quarters in 2025.
Board bio | LinkedIn (company)
Jaime Muguiro
Chief Executive Officer, CEMEX, S.A.B. de C.V.
A 29‑year CEMEX veteran, Jaime Muguiro became CEO on April 1, 2025, after leading CEMEX USA; he’s focused on efficiency, sustainability and shareholder returns.
News (industry) | LinkedIn (company)
Anne P. Noonan
President & Chief Executive Officer, Summit Materials
Anne Noonan is executing Summit’s materials‑led Elevate Strategy and integrated the Argos USA assets, creating one of North America’s scaled, vertically integrated platforms.
Press room | LinkedIn (company)
Rob Wood
Group Chief Executive, Breedon Group plc
Rob Wood has led Breedon’s expansion beyond the UK/Ireland, including a strategic move into the U.S. via the acquisition of BMC Enterprises, widening the group’s aggregates base.
Company profile | News (deal) | LinkedIn (company)
Vik Bansal
Chief Executive Officer & Managing Director, Boral Limited
Credited with a sharp earnings turnaround under his “Good to Great” agenda, Vik Bansal continues as CEO while Boral’s owner (Seven Group) progresses succession planning into 2026.
Mark Irwin
Chief Executive Officer, Adbri Limited (now owned by CRH/Barro)
Mark Irwin has steered Adbri through a major change of control, with CRH and the Barro Group completing their scheme of arrangement in July 2024.
Executive team | Acquisition update | LinkedIn (company)
Charles S. (Charlie) Luck IV
President & Chief Executive Officer, Luck Companies (Luck Stone)
A third‑generation leader, Charlie Luck IV has grown Luck Stone into the largest family‑owned aggregates producer in the U.S., known for values‑based leadership.
Company site | Division site | LinkedIn (company)
Darin Matson
President & Chief Executive Officer, Rogers Group Inc.
With deep mining roots, Darin Matson leads one of the largest privately held aggregates producers in the U.S., expanding across the South‑Central region.
News (appointment) | LinkedIn (company)
Chris Ward
President & Chief Executive Officer (North America); Member, Managing Board, Heidelberg Materials North America
A member of the global Managing Board, Chris Ward runs U.S. and Canada operations, rebranding Lehigh Hanson to Heidelberg Materials and scaling aggregates and cement across the continent.
Managing Board bio | Brand transition
Lee Sleight
Chief Executive Officer, Holcim UK (formerly Aggregate Industries)
Appointed in August 2024, Lee Sleight now leads Holcim’s UK business (rebranded from Aggregate Industries in March 2025), with a mandate to accelerate decarbonisation and green growth across quarries, asphalt and concrete.
Press release | Rebrand news | LinkedIn (company)
Brian R. Gray
President & Chief Executive Officer, Knife River Corporation
Since Knife River’s 2023 spin‑off from MDU Resources, Brian Gray has led the aggregates‑asphalt‑ready‑mix platform as a pure‑play public company focused on safety, margin and growth.
Enrique Escalante
Chief Executive Officer, GCC, S.A.B. de C.V.
CEO since 2015, Enrique Escalante is expanding GCC’s U.S. aggregates presence, including a 2025 Texas aggregates acquisition to bolster reserves and market reach.
Company profile | Deal news | LinkedIn (company)
Bill Zarkalis
President & Chief Executive Officer, Titan America
Bill Zarkalis leads Titan’s U.S. cement‑aggregates platform; in 2025 Titan America listed on the NYSE to fund expansion in Florida and the Mid‑Atlantic.
Executive profiles | IPO coverage
Michael R. Haack
President & Chief Executive Officer, Eagle Materials
CEO since 2019, Michael Haack is building a complementary aggregates portfolio alongside cement, including the 2024 agreement to acquire Bullskin Stone & Lime in Western Pennsylvania and subsequent 2025 growth.
Management bio | Acquisition news | LinkedIn (company)
Paul I. Detwiler III
Chief Executive Officer & President (also Secretary), New Enterprise Stone & Lime Co., Inc.
A multigenerational leader, Paul I. Detwiler III oversees one of the largest privately held aggregates producers in the U.S., focused on core stone, asphalt and ready‑mix operations across PA and NY.
Company site | Leadership reference
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