Ahlstrom
Textile Espoo, · Private
Ahlstrom is a globally significant specialty materials manufacturer with a robust US footprint spanning 12+ plants across six states, generating €2.93 billion in net sales. The company operates across diverse end markets including filtration, nonwovens, medical textiles, and packaging with stable private ownership under Ahlström Capital and Bain Capital since 2021.
Ahlstrom is a global specialty materials manufacturer (formerly Ahlstrom-Munksjö) that combines fibers into filtration media, nonwovens, medical barrier fabrics, packaging papers, and glass fiber tissues; headquartered in Espoo, Finland and privately held since 2021 by Ahlström Capital and Bain Capital. The company reported EUR 2.93 billion in net sales in 2025 and operates more than a dozen US manufacturing plants across Wisconsin, Kentucky, Illinois, Pennsylvania, Connecticut, and South Carolina.
Employees
7,000
Mfg Plants
11
All Facilities
12
Activity
3/10
Type
Private
Plant Locations (12 mapped)
0
Recent News
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Manufacturing Plants (11)
Ahlstrom Nonwovens Windsor Locks
Windsor Locks, CT
Produces fiber composites and nonwovens from wood pulp and synthetic fibers including products for wipes, tea bags, and wallcoverings; received EUR 38M expansion in 2003
Ahlstrom Taylorville Plant
Taylorville, IL
Produces synthetic and glass fiber filter media; December 2025 investment to upgrade line for advanced synthetic filtration materials; upgrade targeted to come online Q4 2026
Ahlstrom Madisonville Plant 1
Madisonville, KY
Original Madisonville facility operating since 1974; produces filtration and specialty nonwovens; ~133 employees
Ahlstrom Madisonville Plant 2 (Glass Fiber Tissue)
Madisonville, KY
$68M expansion facility opened 2023; produces glass fiber tissue nonwovens for luxury vinyl tile and flooring substrates; 50+ jobs; only such line in the US
Ahlstrom Mount Holly Springs
Mount Holly Springs, PA
Produces medical and filtration nonwovens including materials for sterilization wrap and personal protective equipment
Ahlstrom Bethune Plant
Bethune, SC
Nonwovens manufacturing facility in Kershaw County; ~190 employees; produces nonwovens for wipes and advanced liquid filtration; received production lines from closed Darlington SC site in 2008
Ahlstrom Glass Nonwovens Bishopville
Bishopville, SC
Produces glass fiber nonwovens for wind energy and other applications; confirmed operating as of December 2025 per Yelp listing
Ahlstrom De Pere Plant
De Pere, WI
Wisconsin specialty materials manufacturing facility; part of Ahlstrom's Wisconsin mill network
Ahlstrom Thilmany Mill (Kaukauna)
Kaukauna, WI
Historic legacy mill operated as Ahlstrom North America Specialty Solutions Thilmany Plant; produces specialty papers and crepe paper; extensive energy-efficiency upgrades completed with Focus on Energy program
Ahlstrom Mosinee Mill
Mosinee, WI
Specialty paper/materials mill; acquired 2018 via Expera Specialty Solutions; Feb 2026 announcement to close two paper machines and pulp mill by end of 2026, right-sizing to core operations; ~200 jobs affected
Ahlstrom Rhinelander Plant
Rhinelander, WI
Specialty materials/paper mill; received EUR 15M investment in 2022 for carbon footprint reduction including boiler conversion; produces specialty papers
Other Facilities (1)
Ahlstrom North America LLC (North America HQ)
Alpharetta, GA · hq
North American regional headquarters and office for Ahlstrom; no production at this location