Ahlstrom
Ahlstrom is a privately held Finnish fiber-based specialty materials manufacturer (founded 1851) operating 36 plants in 13 countries, serving more than 6,000 industrial customers globally with EUR 2.9 billion FY2025 net sales across filtration, life sciences, food packaging, protective materials, and specialty papers.
- Company typePrivate
- Founded1851
- HeadquartersHelsinki, Finland
- Headcount5,001–10,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Ahlstrom does
Ahlstrom Oyj is a privately held Finnish fiber-based specialty materials company, founded in 1851 in Noormarkku, Finland, and headquartered in Helsinki. The company designs, manufactures, and sells fiber-based specialty materials that combine cellulose-based webs, synthetic specialty webs, coating and surface treatment, and chemistry into tailored solutions for filtration, life sciences, food and consumer packaging, protective materials, and specialty paper applications. Operating from 36 plants in 13 countries with approximately 7,000 employees, Ahlstrom serves more than 6,000 customers globally through a direct B2B sales-led model, with selective channel partnerships (e.g., Great Lakes Filters/Acme Mills for Optipad™) and SAP Ariba digital procurement. FY2025 net sales were EUR 2.9 billion at a record 16.1% comparable EBITDA margin, and the company is owned by a 2021 consortium (Ahlström Capital, Bain Capital, Viknum, Belgrano Inversiones); Bain Capital is reported to be weighing an Amsterdam IPO or sale at a potential EUR 7–8 billion valuation.
Ahlstrom's product portfolio spans twelve core categories including filter media (Disruptor® for water and PFAS, FiltEV® for electric vehicles, FortiCell® LAB for lead-acid batteries, HVAC and industrial filtration), medical and life sciences materials (HemaSep™ biospecimen cards with CE-IVDR conformity, Reliance® sterilization wraps, TrustShield™/ViroSel barrier fabrics), release and label papers (Acti-V® RF Natural — the first double-side silicone-coated supercalendered release liner with CEPI "Recyclable With Paper" rating — plus Acti-V® Glassine), food and beverage packaging (PawPrint® pet food, Optipad™ foodservice, GreenPod Home compostable coffee pods, Cristal® transparent papers), construction and surface materials (FibRoc®, WallStar® Digital, BioProtect™), interleave papers (Glass-Gard™), electrotechnical insulation (Elektro-Tek), and proprietary technology platforms (BioSpun™ PLA, Flame-Gard™, FluoroFree®, HydroSize™, Mold-Shield™, KaleidoMatch™, EnduraFlex™, trulyNatural®, Ahlstrom ECO™ lignin-based materials). The company has executed a clear portfolio pivot through 2025–2026: acquisitions of Stevens Point operations and Eastern Business Forms in 2025 added lab, life sciences, and food/smart packaging capability; the divestment of non-core Abrasives business and the announced permanent closure of the Mosinee, Wisconsin pulp mill and paper machines M2/M3 (effective June 30, 2026, ~200 jobs affected) constitute defensive right-sizing.
Ahlstrom's go-to-market combines a co-innovation model (developing tailor-made materials alongside OEM customers in automotive, healthcare, food and beverage, construction, and energy/water verticals) with regional sales coverage and global logistics infrastructure. Pricing is quote-based and negotiated per application and volume, governed by global General Terms and Conditions of Sale (available in English, French, German, Portuguese) with country-specific terms. The company's competitive position rests on a 175-year heritage in fiber expertise, the broadest proprietary technology stack in specialty paper, and a leading sustainability profile — EcoVadis Platinum (top 1%, score 86), CDP Climate Change Leadership A- for two consecutive years, CDP Supplier Engagement A-list, SBTi-validated net-zero by 2050 targets, and 66% of FY2025 net sales from Safe and Sustainable by Design products (target: 80% by 2030). Notable risks include the Wisconsin PFAS contamination investigation linked to Ahlstrom Rhinelander LLC and Wausau Paper, a pending minority-share redemption escrow of EUR 242.2 million, and a fire reported in May 2026 at the Kaukauna, Wisconsin mill.
Ahlstrom firmographics
Firmographics- Name
- Ahlstrom
- Legal name
- Ahlstrom Oyj
- Website
- https://ahlstrom.com
- Company type
- Private
- Founded year
- 1851
- Operating status
- Operating
- Headcount range
- 5,001–10,000 employees
- Short description
- Ahlstrom is a privately held Finnish fiber-based specialty materials manufacturer (founded 1851) operating 36 plants in 13 countries, serving more than 6,000 industrial customers globally with EUR 2.9 billion FY2025 net sales across filtration, life sciences, food packaging, protective materials, and specialty papers.
- Ownership category
- akta.pro rank
Ahlstrom industry classification
Industry- Product category
- Specialty Paper & Fiber-Based Materials
- NAICS
- Fabric Coating Mills (31332), Textile and Fabric Finishing and Fabric Coating Mills (3133), Textile Product Mills (314), Artificial and Synthetic Fibers and Filaments Manufacturing (32522)
- SIC
- Papers & Allied Products (2600), Paper Mills (2621)
- akta.pro primary industry
- Cellulose-Based Biodegradable Materials (cellulose films, fibers, derivatives) (IMAEAOAE)
- akta.pro secondary industries
- Flexible Paper Packaging & Wraps (kraft wrap, pouches, laminations) (IMAMAHAF), Hygiene Paper Raw Materials & Components (Pulp, SAP, Nonwovens, Elastics, Adhesives, Fragrances) (IMAMAGAI), Medical & Hygiene Technical Textiles (Gauze/Drapes/Wipes/Barrier Fabrics) (IMAOADAD), Label Stock, Inks, Coatings & Laminates (Materials Supply) (IMALAKAL), Paper-Based Packaging & Single-Use Paper Products (Paper Bags, Wraps, Cartons) (CRADALAL)
Keywords
Where Ahlstrom is headquartered
LocationHeadquarters
- HQ city
- Helsinki
- HQ country
- Finland
- HQ region
- Europe
Offices15 records
Markets served
Ahlstrom business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Infrastructure, Marketing or Sales
Revenue model
- Filtration and Life Sciences: Manufacture and sale of fiber-based filtration media (HVAC, industrial, transportation, liquid, food/beverage) and life sciences products (medical fabrics, diagnostic materials, biospecimen cards, sterilization wraps). Anchored by acquisitions of Stevens Point operations and Eastern Business Forms (EBF) in 2025.
- Food and Consumer Packaging: Sale of food packaging, baking and cooking solutions, beverage filter media and packaging (coffee/tea), release and label papers, transparent papers, and flexible packaging substrates. Strategic focus area per 2025 Sustainability Report.
- Protective Materials: Sale of specialty materials for industrial protection (e.g., Flame-Gard™), construction and surface materials (WallStar®, FibRoc®, decor papers), and Performance Materials Cluster.
- Specialty Pulp and Electrotechnical Insulation: Sale of specialty pulp and electrotechnical insulation papers (Elektro-Tek brand) for power transformers, cables, bushings, and distribution/instrument transformers.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | Quote-based / Not publicly disclosed |
Go-to-market motion4 records
Distribution channels4 records
Marketing channels8 records
Ahlstrom product offering
Product offeringCore offering
Ahlstrom manufactures and sells fiber-based specialty materials combining cellulose-based webs, synthetic specialty webs, coating and surface treatment, and chemistry into tailor-made solutions sold to enterprise OEMs. Core offerings span filter media (transportation, HVAC, water, food and beverage, industrial), medical and life science materials (sterilization wraps, biospecimen cards, medical barrier fabrics), release and label papers, food and beverage packaging substrates, construction and surface materials, interleave papers, electrotechnical insulation papers, and tape backings, organized across the Filtration and Life Sciences, Food and Consumer Packaging, Protective Materials, and Performance Materials Clusters.
Product overview
Ahlstrom is a global leader in fiber-based specialty materials operating a portfolio of twelve core product categories organized around three reportable segments (Filtration and Life Sciences, Food and Consumer Packaging, Protective Materials) plus a Performance Materials Cluster. Rather than a single unified SaaS platform, Ahlstrom's offering is a manufacturing-platform-plus-product-lines architecture that combines fibers with advanced technology across multiple industries. The portfolio spans Filter media (including Disruptor® for water/PFAS, FiltEV® for EVs, FortiCell® LAB for lead acid batteries, HVAC, automotive, and industrial filtration), Medical/life sciences/laboratory products (biospecimen cards like HemaSep™ and BioSample 2.0, Reliance® sterilization wraps, TrustShield™/TenderGuard™/ViroSel medical fabrics, Health-Gard® papers, lateral flow test pads, DNA/RNA extraction media), Release and label papers (Acti-V® RF Natural, Acti-V® Glassine, thermal transfer papers), Food packaging and cooking solutions (PawPrint® pet food, Optipad™, LamiBak™, Cristal™ transparent papers), Beverage filter media and packaging (GreenPod Home compostable coffee pods), Specialty papers (PurposeFil™, TechRelease™, Optilam™, OptiLayUp™), Construction/surface/furniture materials (FibRoc®, WallStar® Digital, BioProtect™), Interleave papers (Glass-Gard™), Elektro-Tek electrotechnical insulation papers, Tape backings (MasterTape® Pack Crepe), Electrification solutions, and proprietary technology platforms (Acti-V®, Flame-Gard™, BioSpun™ spunbond PLA, Ahlstrom ECO™ lignin materials, Genuine Vegetable Parchment, FluoroFree®, HydroSize™, KaleidoMatch™, Mold-Shield™, trulyNatural®, EnduraFlex™, and Advanced Molecular Filtration). With 36 plants in 13 countries, EUR 2.9 billion net sales in 2025, and 7,000 employees, Ahlstrom combines raw fibers with proprietary coating, surface treatment, and chemistry capabilities to deliver sustainable specialty materials for automotive, construction, healthcare, food & beverage, e-commerce, energy & water, and industrial goods markets.
Differentiator
Problem solved
Functional benefit
Brands
- Disruptor®: Water filtration technology media designed to reduce contaminants including PFAS in drinking water
- FiltEV®
- FortiCell® LAB
- Acti-V®
- Reliance®
- TrustShield™
- FibRoc®
- WallStar®
- WallWise®
- Cristal™
- BioProtect™
- Elektro-Tek
- Flame-Gard™
- HemaSep™
- GreenPod Home
- Acti-V® RRF Natural
- Rocalonde™
- GreaseGuard™ Liner
- LamiBak™ Flex
- Optipad™
- PurXcel™
- Flow2Save™
- Munksjö
Products and services
- Filter Media High-performance fiber-based filtration media for transportation (FiltEV®, FortiCell® LAB), HVAC (Flow2Save™), water (Disruptor®), gas turbine intake, food and beverage processing, and industrial air and liquid filtration; sold to enterprise OEMs and filtration system suppliers globally.
- Medical, Life Sciences and Laboratory Products Medical fabrics and life science materials including biospecimen collection and preservation cards (HemaSep™), chromatography and blotting paper, lateral flow test pads, medical barrier fabrics (TrustShield™, ViroSel, VaporCool™, PureArmor®), sterilization wraps (Reliance® Fusion/Solo/SMS/Tandem/crepe/wetlaid nonwoven), medical papers (Health-Gard®), pharmaceuticals and personal hygiene, face mask materials, filter media for artificial respiratory devices, DNA/RNA extraction media, and bioprocess and pharma solutions; sold to hospitals, diagnostic labs, medical device manufacturers, pharmaceutical companies and public health programs.
- Release and Label Papers Comprehensive range of high-performance release and label papers engineered for pressure-sensitive adhesives, tapes, and specialty applications spanning Acti-V® silicone-coating technologies (Acti-V® Glassine, Acti-V® XB, Acti-V® RF Natural, Acti-V® RRF Natural), glassine and SCK liners, coated facestocks, and thermal transfer grades; sold to PSA tape and label converters and industrial composite manufacturers.
- Food Packaging, Baking and Cooking Solutions Fiber-based food packaging papers, specialty product packaging and labelling, baking and cooking solutions, fibrous meat casing, paper straw solutions, microwave popcorn papers, confectionery papers, pan liners, pet food packaging (PawPrint®), dairy/meat/fish processing papers, quick service restaurant papers, Optipad™ sustainable filter pad and LamiBak™ base paper; sold to food and beverage brand owners, foodservice operators and packaging converters.
- Beverage Filter Media and Packaging Solutions
Companies that use Ahlstrom
Customer profileNamed customers5 records
Segments8 records
Ideal customer profiles6 records
Ahlstrom technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability1 record
Feature16 records
Ahlstrom partnerships and signals
Strategic signalPartnerships
Seven partnerships are on record, tiered core and minor.
- Italian biomethane suppliers (multiyear agreements)coreAhlstrom signed multiyear biomethane agreements to advance its transition to renewable gas at its Italian operations.
- ANDRITZcoreANDRITZ secured an order from Ahlstrom Sweden AB to supply a PrimeDry Steel Yankee cylinder for paper machine PM6 at the Billingsfors mill in Sweden, with start-up scheduled for Q4 2026. The new steel Yankee replaces the existing cast iron cylinder to improve drying efficiency, production reliability, and operational stability for machine-glazed and specialty papers. Financial terms undisclosed.
- Stevens Point operations (acquisition target)coreAhlstrom completed the acquisition of Stevens Point operations in 2025 to target Lab and Life Sciences and Food and Smart packaging sectors as part of its strategic portfolio changes.
- Acme Mills / Great Lakes FilterscoreGreat Lakes Filters (a division of Acme Mills LLC) announced a strategic partnership with Ahlstrom to distribute Optipad™, a new sustainable filter pad that extends frying oil life by up to 50% for the foodservice industry, bringing the product to North American markets.
- Eastern Business Forms, LLC (EBF) - acquired from Gen Cap AmericacoreAhlstrom Oyj acquired Eastern Business Forms, LLC (a portfolio company of Gen Cap America) in October 2025 to strengthen its position in the lab and life sciences market. EBF's products are used globally in medical testing and public health programs. The transaction integrates EBF into Ahlstrom's Filtration and Life Sciences business to support its growth strategy. Mesirow acted as exclusive financial advisor to EBF.
- Maped and adapacoreAhlstrom partnered with adapa and Maped to develop fiber-based window packaging for Maped erasers using Ahlstrom's Cristal™ base papers, replacing plastic packaging.
- Black Bull Biochar (BBB)minorAhlstrom was invited by Black Bull Biochar to pioneer a novel agricultural biochar production platform in the UK, assessing viability of commercial biochar usage in agriculture to address climate change while improving soil quality.
Scale indicators17 records
Recent moves13 records
Expansion highlights7 records
Ahlstrom competitors and assessment
Company assessmentMarket position
Competitive moat6 records
Key highlights7 records
Customer concentration
Ahlstrom social profiles
Digital presenceAhlstrom compliance and trust
Trust signalCompliance11 records
Ahlstrom financial estimates
Financial estimateRevenue estimate
Valuation estimate
Ahlstrom leadership team
Management profileNumber of profiles
Profiles3 records
Ahlstrom subsidiaries and ownership
Company hierarchySubsidiaries3 records
Ahlstrom funding detail
Funding detailFunding overview
Funding rounds2 records
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Ahlstrom M&A and investment
M&A and investmentM&A3 records
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Ahlstrom
What does Ahlstrom do?
Ahlstrom manufactures and sells fiber-based specialty materials combining cellulose-based webs, synthetic specialty webs, coating and surface treatment, and chemistry into tailor-made solutions sold to enterprise OEMs. Core offerings span filter media (transportation, HVAC, water, food and beverage, industrial), medical and life science materials (sterilization wraps, biospecimen cards, medical barrier fabrics), release and label papers, food and beverage packaging substrates, construction and surface materials, interleave papers, electrotechnical insulation papers, and tape backings, organized across the Filtration and Life Sciences, Food and Consumer Packaging, Protective Materials, and Performance Materials Clusters.
Is Ahlstrom a public or private company?
Ahlstrom is a private company. It is classified as private equity controlled and is currently operating.
When was Ahlstrom founded?
Ahlstrom was founded in 1851. It employs 5,001 to 10,000 people.
Where is Ahlstrom based?
Ahlstrom is headquartered in Helsinki, Finland, in the Europe region.
How does Ahlstrom make money?
Four revenue lines are on record. Filtration and Life Sciences are the primary driver. The others are food and Consumer Packaging, protective Materials and specialty Pulp and Electrotechnical Insulation.
Does Ahlstrom have an API?
No public API is recorded for Ahlstrom.
What industry is Ahlstrom in?
Ahlstrom's product category is Specialty Paper & Fiber-Based Materials. Its primary akta.pro industry code is IMAEAOAE, Cellulose-Based Biodegradable Materials (cellulose films, fibers, derivatives), with a secondary code of IMAMAHAF, Flexible Paper Packaging & Wraps (kraft wrap, pouches, laminations). Its NAICS code is 31332 and its SIC code is 2600.