2026-03-10 HWI Plant Manager honored with 2026 STEP Ahead Award from the Manufacturing Institute

Mar. 10, 2026 - The Manufacturing Institute (MI)—the workforce development and education partner of the U.S. National Association of Manufacturers — announced that Michelle Fields, Gary, Indiana Plant Manager at HWI, a member of Calderys, has been recognized as a 2026 STEP Ahead Awards honoree. She ...

2026-01-09 Nearly 60% More Capacity: More on HWI’s New Fulton Facility

Jan. 8, 2026 - HWI’s new lightweight monolithics production facility at its Rotary Kiln complex in Fulton, Missouri, USA represents a significant investment in advanced manufacturing and supply reliability. The state-of-the-art plant features direct access to high-quality local clay reserves, enabling increased p...

2025-12-05 HWI completes construction of new, lightweight monolithics production facility

Dec. 4, 2025 - HWI, A member of Calderys, has successfully completed construction of a new lightweight monolithics production facility at its Rotary Kiln complex in Fulton, Missouri, USA. This state-of-the-art plant marks a significant investment in the Calderys Group’s growth strategy for the Americas, boosting HWI’...

2025-08-06 HWI and Electrified Thermal Solutions partnership for E-bricks

Aug. 5, 2025 - HWI (Calderys group) has made a strategic manufacturing partnership with Electrified Thermal Solutions, a leader in electrified heating and thermal energy storage solutions. The collaboration will develop and produce electrically conductive firebricks (E-bricks) which will be used in Electrified The...

2025-07-25 HWI partners with Electrified Thermal Solutions to transform industrial heat

Jul. 24, 2025 - HWI, a member of Calderys, one of the leading suppliers of refractory products and services in the United States, and Boston-based Electrified Thermal Solutions, a leader in electrified heating and thermal energy storage solutions, today announced a strategic manufacturing partnership. The collabor...

2024-12-06 HarbisonWalker International moves to its new headquarter

Dec. 1, 2024 - HWI (HarbisonWalker International) is excited to announce that it has officially moved into its brand-new headquarters at 2000 Park Lane Drive, Pittsburgh, PA, located in the vibrant Robinson/North Fayette area. "The new building is more than just an office—it’s a space designed to foster collaboratio...

2024-10-31 HWI announces construction of a new state-of-the-art lightweight monolithics facility in Missouri

Oct. 31, 2024 - HWI, a member of Calderys, one of the leading suppliers of refractory products and services in the United States, today announced plans to construct a new lightweight monolithics production facility at its Fulton, Missouri, Rotary Kiln complex. The state-of-the-art plant represents an important inv...

2024-05-07 At AISTech 2024, HWI, a member of Calderys, showcases robotic gunning techniques that advance safety and efficiencies

May 6, 2024 - HWI, a member of Calderys, a global leader in refractory solutions, is set to make a significant impact at the AISTech 2024 in Columbus, Ohio, May 6-9, 2024. HWI will engage with industry professionals through active participation in multiple technology conference sessions and exhibit in Booth 2629...

2024-05-06 HWI technical sessions at AISTeach 2024 focus on refractory solutions to assist steelmakers with energy transition needs

May 4, 2024 - HWI, a member of Calderys, a global leader in refractory solutions, is set to make a significant impact at AISTech 2024 in Columbus, Ohio, May 6-9, 2024. HWI will engage with industry professionals through active participation in multiple technology conference sessions and exhibit in Booth 2629 to showc...

2023-12-20 Calderys commited significant capital investments in America

Dec. 19, 2023 - In 2023, following its combination with Calderys and its rebranding as HWI, a member of Calderys, HWI, benefited from numerous significant investments demonstrating the Group’s commitment to global competitiveness and development in the Americas region. These capital investments, as well as the ...

2023-10-26 HWI, a Member of Calderys, introduces expanded refractory solutions portfolio at the Aluminum USA 2023 Conference

October 25, 2023 – At Booth N 426 during the Aluminum USA 2023 Conference, HWI, a member of Calderys, will introduce a broadened portfolio with more product options, services, and technology enhancements for aluminum manufacturers. Earlier this year, HWI, North America’s largest refractory producer, joined with Cald...

2023-06-02 HarbisonWalker International introduces a new brand identity as a member of Calderys Group

Jun. 1, 2023 - HarbisonWalker International (HWI), which announced in February 2023 that it would combine with Calderys, has unveiled a new brand identity. The new look reflects HWI as a member of Calderys, the global refractories company’s brand in the Americas. “The new visual identity of HWI, as a member of Cal...

2023-02-25 Ms Carol Jackson will resign from HWI at the time of the merger

Feb. 25, 2023 - According to a letter that HarbisonWalker International (HWI) sent to its partners, it is notablly that the company announces the departure of its CEO, besides the completion of acquisition by Platinum Equity, the combination with Calderys, the global CEO of the combined company, and the&nbs...

2023-02-01 Platinum Equity completes acquisition of High Temperature Solutions business from Imerys for €930 mln

Jan. 31, 2023 - Platinum Equity today announced that the acquisition of Imerys SA's High Temperature Solutions business (HTS) in a transaction valued at approximately €930 million has been completed. The company, which will operate under the Calderys brand going forward, is a leading global provider for indust...

2022-12-20 HWI CEO sees growth opportunities with pending acquisition

Dec. 19, 2022 - HarbisonWalker International’s pending acquisition by Platinum Equity comes at the right time and will help it continue on the growth path it’s been the last several years, HWI President Carol Jackson said. Platinum Equity, the Los Angeles-based private equity firm, is set to buy the Coraopoli...

2022-12-15 HarbisonWalker International announces acquisition by Platinum Equity for its next era of sustainable refractory industry growth

Dec. 14, 2022 - The Board of Directors of HarbisonWalker International (HWI) today announced that it has signed an agreement to be acquired by Platinum Equity, a global investment firm operating companies in a broad range of business markets. The acquisition plan ensures HWI’s continued growth and leadership in refr...

2022-08-11 UB Community Development announces $3 million in New Markets Tax Credit Funds to HWI

Aug. 11, 2022 - Atmore, AL – UB Community Development, LLC (UBCD), a community development partner of United Bank, announced today the closing of nearly $8 million of New Markets Tax Credit (NMTC) allocation to support the modernization of the HarbisonWalker International plant in Fairfield, Alabama. H...

2022-06-04 HarbisonWalker International will be hiring 50 people for its new Fairfield plant in 2022

Jun. 3, 2022 - HarbisonWalker International is working on getting its Alabama One plant ready to open, which means hiring over 50 trained technicians and staff to join their team. Keep reading to hear from the new plant manager about what working at HarbisonWalker looks like. Refractories protect manufact...

2022-05-18 HWI: Introducing JAWS Tundish Impact Pad

May 18, 2022 - As tundish technology has evolved, HarbisonWalker International (HWI) continues to provide industry-proven and respected products and innovative solutions through automated delivery systems and custom-designed products and shapes.  HWI recently received a provisional patent on its&nb...

2022-05-04 HWI set to exhibit at IT3/HWC

May 4, 2022 - Now in its 39th year, the International Conference of Thermal Treatment Technologies & Hazardous Waste Combustors (IT3/HWC) provides a forum for the discussion of state-of-the-art technical information, regulations, and public policy on thermal treatment technologies and their relationshi...