Johns Manville
Johns Manville is a Berkshire Hathaway-owned building and engineered products manufacturer with $4B+ in annual sales, producing insulation, commercial roofing systems, and fiberglass/nonwoven materials for construction, automotive, filtration, and battery customers globally.
- Company typePrivate
- Founded1858
- HeadquartersDenver, United States
- Headcount5,001–10,000
- GTM typeB2B
- OfferingHardware or Manufacturing
What Johns Manville does
Johns Manville is a Berkshire Hathaway-owned building and engineered products manufacturer founded in 1858 and headquartered in Denver, Colorado, with approximately 8,000 employees and annual sales exceeding $4 billion. The company operates three core business segments: Insulation Systems (building, mechanical, OEM, HVAC, and industrial insulation), Commercial Roofing (TPO, PVC, EPDM, SBS, APP, BUR, and liquid-applied membrane systems plus accessories), and Engineered Products (fiberglass rovings, nonwoven fabrics, filtration media, and battery components). Its engineered materials portfolio spans proprietary sub-brands including StarRov, MultiStar, Evalith, DuraCore, and Q-FIBER — the last originally developed for NASA space shuttle thermal protection — serving applications in automotive Class A surface compounding, gypsum board reinforcement, HEPA/ULPA filtration, and lead-acid battery construction.
The business model is B2B and project-driven: products are sold through direct enterprise sales teams to OEMs and large industrial accounts, through an authorized distributor network for mid-market customers, and through certified contractor programs (notably JM Peak Advantage) and online contractor locators for commercial and residential construction end users. Pricing is quote-based against project specifications rather than list-priced, with multi-year contract cadences typical for commercial roofing and engineered products. Technical services, contractor training, and specification tools (Submittal Wizard, SmartBinder, BURSI continuing education) are part of the value proposition rather than discrete revenue lines. Manufacturing is concentrated across roughly seven primary sites in the U.S. (Denver HQ, Littleton technical center, Waterville, Etowah, Penbryn, Hazleton) and Europe (Trnava, Slovakia; Bobingen and Wertheim, Germany), supporting the company's "global manufacturer, regional supplier" posture. Recent strategic activity — including a March 2025 recycling partnership with PureLoop GmbH, the December 2025 launch of JM QuickFoam Adhesive, and a planned CEO succession from Bob Wamboldt to John Vasuta effective August 1, 2026 — points to incremental portfolio and sustainability expansion within the existing three-segment architecture rather than business-model transformation.
Johns Manville firmographics
Firmographics- Name
- Johns Manville
- Legal name
- Johns Manville
- Website
- https://jm.com
- Company type
- Private
- Founded year
- 1858
- Operating status
- Operating
- Headcount range
- 5,001–10,000 employees
- Short description
- Johns Manville is a Berkshire Hathaway-owned building and engineered products manufacturer with $4B+ in annual sales, producing insulation, commercial roofing systems, and fiberglass/nonwoven materials for construction, automotive, filtration, and battery customers globally.
- Ownership category
- akta.pro rank
Johns Manville industry classification
Industry- Product category
- Building Materials Manufacturing
- NAICS
- Paint, Coating, and Adhesive Manufacturing (3255)
- SIC
- Plastics Products, Nec (3089)
- akta.pro primary industry
- Polyurethanes (MDI/TDI, Polyols, PU Systems) (IMAEADAH)
Keywords
Where Johns Manville is headquartered
LocationHeadquarters
- HQ city
- Denver
- HQ country
- United States
- HQ region
- North America
Offices9 records
Markets served
Johns Manville business model
Business model- GTM type
- B2B
- Offering type
- Hardware or Manufacturing
- Cost components
- Supply Chain, Operations, Personnel, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Building Materials - Insulation: Manufactures and sells insulation products including building insulation, mechanical insulation, HVAC insulation, and industrial insulation. Revenue generated through direct sales to contractors, distributors, and OEM customers.
- Commercial Roofing Systems: Complete commercial roofing solutions including TPO, PVC, EPDM, SBS, APP, BUR, and liquid applied systems. Sold through contractor networks and directly to building owners.
- Engineered Products - Nonwovens & Fiberglass: Fiberglass reinforcement materials, nonwoven fabrics for construction, filtration media, and battery components. Sold to industrial manufacturers and compounders globally.
- Technical Services & Support: Technical support, specification assistance, and contractor training programs including JM Peak Advantage Contractor Program. May include professional services revenue.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Other | Multi-year contract | B2B commercial pricing - quote-based for projects |
Go-to-market motion3 records
Distribution channels6 records
Marketing channels8 records
Johns Manville product offering
Product offeringCore offering
Johns Manville manufactures and sells three core categories of building and industrial products: Insulation Systems (building, mechanical, OEM, HVAC, and industrial insulation); Commercial Roofing (TPO, PVC, EPDM, SBS, APP, BUR, and liquid-applied membrane systems plus accessories and adhesives); and Engineered Products (fiberglass reinforcements, nonwoven fabrics, filtration media, and battery components). The company sells these primarily through B2B channels to contractors, building owners, distributors, and industrial OEMs across North America and Europe.
Product overview
Johns Manville is a Berkshire Hathaway-owned building products manufacturer offering three core product categories: Insulation Systems (building, mechanical, OEM, HVAC, and industrial insulation), Commercial Roofing (TPO, PVC, EPDM, SBS, APP, BUR, and liquid applied membrane systems plus accessories), and Engineered Products (fiberglass and nonwoven materials for filtration, reinforcement, and battery applications). The company manufactures premium-quality insulation, commercial roofing, fibers, and nonwovens for commercial, industrial, and residential applications. Key product brands include StarRov and MultiStar fiberglass roving, Evalith nonwovens, DuraCore chopped fiberglass, JM Q-FIBER silica fiber, and GoBoard tile backer. The portfolio serves diverse markets including construction, aerospace, automotive, filtration, and energy storage.
Differentiator
Problem solved
Functional benefit
Brands
- GoBoard: Tile backer board product line for construction applications
- StarStran
- MultiStar
- StarRov
- Evalith
- DuraCore
- Q-FIBER
Products and services
- Insulation Systems Comprehensive insulation product line covering building insulation (residential, commercial, metal buildings), mechanical insulation (pipe, marine, board, blanket), OEM insulation (aerospace, appliance, HVAC, transportation), HVAC insulation (duct board, duct liner, flexible duct), and industrial insulation (calcium silicate, mineral wool, polyisocyanurate, XPS) sold to contractors, builders, distributors, and OEMs.
- Commercial Roofing Systems Complete commercial roofing solutions including membrane systems (TPO, PVC, EPDM, SBS, APP, BUR, liquid applied), roofing insulation and cover boards, adhesives, cements, primers, specialty products, fasteners, plates, and coatings sold through contractor networks, distributors, and directly to building owners.
- Engineered Products (Fiberglass and Nonwovens) Fiberglass and nonwoven materials for industrial applications including nonwovens for roofing, flooring, gypsum boards, filtration products (air pollution, coolant oil, HEPA/ULPA, HVAC), battery products, and reinforced fiberglass for thermoplastics and thermoset composites. Sold to industrial OEMs and compounders globally.
- TPO Roofing Systems Thermoplastic polyolefin membrane roofing systems for commercial applications with superior reflectivity and weldability properties.
- PVC Roofing Systems Polyvinyl chloride membrane roofing systems providing durable, heat-welded seams for commercial flat roofs.
- EPDM Roofing Systems Ethylene propylene diene monomer rubber roofing membranes for commercial low-slope roofing applications.
- SBS Roofing Systems Styrene-butadiene-styrene modified bitumen roofing systems for commercial applications.
- APP Roofing Systems Atactic polypropylene modified bitumen membrane roofing systems for commercial applications.
- BUR Roofing Systems Built-up roofing systems combining multiple plies for durable commercial roof protection.
- Liquid Applied Roofing Systems Fluid-applied membrane roofing solutions for seamless, waterproof commercial roof protection.
- JM QuickFoam Adhesive Two-part, low-rise polyurethane foam adhesive for attaching fleece-backed single-ply membranes to insulation boards or decks. Features retraction technology that eliminates post-rise and reduces telegraphing through the membrane.
- GoBoard Tile Backer Board Tile backer board product for wet area installations in residential and commercial construction.
- Nonwovens (Polyester and Fiberglass) Polyester and fiberglass nonwoven fabrics for bituminous roofing, carpet tiles, ceiling tiles, gypsum boards, LVT flooring, mineral and foam insulation facers, resilient flooring, roof decks, and roofing shingles.
- Filtration Products Nonwoven filtration media including air pollution control, coolant oil filtration, HEPA/ULPA micro-fiberglass filters, and HVAC filtration using PP meltblown and micro-fiberglass nonwovens.
- Lead-Acid Battery Products Materials for lead-acid batteries including polyester nonwoven, fiberglass mat, glass microfiber, and glass sliver for SLI, EFB, AGM, and deep cycle battery applications.
- StarRov (Single-End Roving) Single-end roving (direct roving) for thermosets, ideal for weaving processes providing wide and uniform strand width for superior fabric production without gaps. Used in pultrusion, filament winding, and thermoset composite applications.
- MultiStar (Multi-End Roving) Multi-end roving family including MultiStar 576 for long-fiber reinforced polyurethane panels and MultiStar 272 for achieving Class A surface quality in automotive SMC applications. Used in thermoset laminates for truck panels and various composite applications.
- Evalith Nonwovens Fiberglass nonwoven facers for gypsum boards and exterior sheathing, available in coated and uncoated versions. Provides structural support, adhesion performance, production efficiency, moisture management, and fire resistance. Also includes bio-soluble micro fiberglass nonwovens for air filtration.
- DuraCore Wet Chopped Fiberglass Wet chopped fiberglass with proprietary chemical sizing for optimal dosing and dispersion in gypsum board reinforcement. Available in two lengths for fire resistance, strength, and dimensional stability.
- JM Q-FIBER Exceptionally pure, amorphous silica fiber originally developed for NASA space shuttle thermal protection. Used in high-performance filtration systems and extreme-temperature insulation applications.
- StarStran 642 PE composite product designed for enhanced durability and weather resistance in outdoor applications.
Quantifiable outcome
- Filtration media recycling achieves 50% material cost reduction compared to virgin materials
- +2 more outcomes
Companies that use Johns Manville
Customer profileNamed customers7 records
Segments5 records
Ideal customer profiles4 records
Johns Manville technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature7 records
Johns Manville partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- PureLoop GmbHcorePartnership with PureLoop GmbH (Austria) to develop and implement an innovative filtration media recycling process. The collaboration enables Johns Manville to transform post-industrial glass microfiber filtration waste into compounded pellets for injection molding applications. PureLoop provides ISECevo recycling technology (integrated shredder-extruder-system) that processes waste at 300 kg/hour throughput rate, with resulting pellets containing ~30% glass fiber content for enhanced mechanical properties.
Scale indicators6 records
Recent moves6 records
Expansion highlights5 records
Johns Manville competitors and assessment
Company assessmentDirect peers
- Saint-Gobain: French multinational and one of the world's largest building products manufacturers, with major insulation and roofing portfolios. Directly competes with Johns Manville in fiberglass and acoustic insulation, and is named alongside JM as a Top 5 player in the acoustic insulation market.
- Owens Corning: U.S.-based manufacturer of insulation, roofing, and fiberglass composites. Competes head-to-head with Johns Manville across building insulation, commercial roofing systems (including cool roofs), and engineered fiberglass reinforcements for composites.
- ROCKWOOL: Danish manufacturer of stone wool insulation and acoustic solutions for buildings and industry. Listed alongside Johns Manville as a Top 5 player in the acoustic insulation market and competes in industrial and building insulation.
- Knauf Insulation: Global insulation manufacturer producing glass mineral wool, stone wool, and other insulation products. Named alongside Johns Manville, Saint-Gobain, and ROCKWOOL as a Top 5 player in the acoustic insulation market.
- Carlisle Companies: U.S. conglomerate whose Carlisle Construction Materials division is a leading commercial roofing manufacturer. Competes with Johns Manville in commercial roofing membranes (TPO, EPDM, PVC) and is featured alongside JM in the waterproofing membranes and cool roofs markets.
- GAF Materials: North America's largest roofing manufacturer, producing commercial and residential roofing membranes and shingles. Listed alongside Johns Manville as a key player in the waterproofing membranes and cool roofs markets.
- Kingspan Group: Irish building envelope manufacturer specializing in insulated panels, insulation boards, and roofing systems. Competes with Johns Manville in high-performance insulation and commercial roofing applications.
- Armacell: Global manufacturer of flexible elastomeric foam insulation and engineered foams for HVAC, industrial, and OEM applications. Directly comparable to Johns Manville's mechanical and HVAC insulation product lines.
Broad incumbents
- Sika AG: Swiss specialty chemicals company with a major construction chemicals portfolio including roofing, waterproofing, and adhesives. Featured alongside Johns Manville in the U.S. waterproofing membranes market.
- BASF: Global chemical manufacturer producing MDI, polyols, and polyurethane systems that feed insulation and adhesive applications. Comparable to Johns Manville as a supplier of polyurethane chemistry underlying polyisocyanurate insulation and foam adhesives.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks6 records
Key highlights7 records
Customer concentration
Johns Manville social profiles
Digital presenceJohns Manville compliance and trust
Trust signalCompliance2 records
Johns Manville financial estimates
Financial estimateRevenue estimate
Valuation estimate
Johns Manville leadership team
Management profileNumber of profiles
Profiles13 records
Johns Manville funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Johns Manville M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Johns Manville
What does Johns Manville do?
Johns Manville manufactures and sells three core categories of building and industrial products: Insulation Systems (building, mechanical, OEM, HVAC, and industrial insulation); Commercial Roofing (TPO, PVC, EPDM, SBS, APP, BUR, and liquid-applied membrane systems plus accessories and adhesives); and Engineered Products (fiberglass reinforcements, nonwoven fabrics, filtration media, and battery components). The company sells these primarily through B2B channels to contractors, building owners, distributors, and industrial OEMs across North America and Europe.
Is Johns Manville a public or private company?
Johns Manville is a private company. It is classified as corporate owned and is currently operating.
When was Johns Manville founded?
Johns Manville was founded in 1858. It employs 5,001 to 10,000 people.
Where is Johns Manville based?
Johns Manville is headquartered in Denver, United States, in the North America region.
How does Johns Manville make money?
Four revenue lines are on record. Building Materials - Insulation is the primary driver. The others are commercial Roofing Systems, engineered Products - Nonwovens & Fiberglass and technical Services & Support.
Who are Johns Manville's main competitors?
Direct peers on record are Saint-Gobain, Owens Corning, ROCKWOOL, Knauf Insulation, Carlisle Companies, GAF Materials, Kingspan Group and Armacell. Broad incumbents are Sika AG and BASF.
Does Johns Manville have an API?
No public API is recorded for Johns Manville.
What industry is Johns Manville in?
Johns Manville's product category is Building Materials Manufacturing. Its primary akta.pro industry code is IMAEADAH, Polyurethanes (MDI/TDI, Polyols, PU Systems). Its NAICS code is 3255 and its SIC code is 3089.