Stein Fibers

What Stein Fibers does

Stein Fibers is a US-based specialty manufacturer of polyester staple fibers founded in 1976, headquartered in Albany with a dedicated USI recycled fiber manufacturing facility in LaFayette established in 1999. The company operates a 100% extrusion-based recycled PET (rPET) process capable of consuming multiple raw material streams (resin, flake, and condux), producing fibers in a 6 to 40 denier range across multiple cut lengths and a diverse finish portfolio that includes hydrophobic, hydrophilic, anti-microbial, flame retardant, and FDA-approved variants. The facility is ISO approved and holds multiple recycled content certifications relevant to brand-owner sustainability mandates.

The company serves enterprise B2B customers across filter media (primary), bedding and pillows, automotive, industrial/abrasive, geotextiles, and furniture upholstery verticals, with multiple customer relationships spanning 25+ years. Revenue mechanics are based on direct B2B hardware sales of virgin and recycled fiber and polymer materials, distributed through direct enterprise sales channels and a long-standing supply partnership with Everra Global (formerly part of the Sealed Air fiber business). Go-to-market is built on supply chain reliability, technical customization, and inventory management rather than digital or branded channels.

In July 2022, Aterian Investment Partners made a corporate investment in Stein Fibers, providing sponsor capital support for operations and growth initiatives. The company operates as a private, for-profit entity with 101-250 employees, and its competitive positioning rests on domestic manufacturing, recycled content capability, finish diversity, and multi-decade customer tenure rather than technology differentiation or rapid scaling.

Name

Stein Fibers

Legal name

Stein Fibers

Website

https://steinfibers.com

Company type

Private

Founded year

1976

Operating status

Operating

Headcount range

101–250 employees

Short description

Stein Fibers is a US-based, private specialty manufacturer of virgin and recycled polyester staple fibers (founded 1976) serving enterprise B2B customers across filter media, automotive, bedding, furniture, geotextiles, and industrial applications with diverse finish capabilities and multi-decade customer relationships.

Ownership category

akta.pro rank

Product category

Polyester Staple Fiber Manufacturing

NAICS

Artificial and Synthetic Fibers and Filaments Manufacturing (32522), Artificial and Synthetic Fibers and Filaments Manufacturing (325220), Fiber, Yarn, and Thread Mills (313110)

akta.pro primary industry

Man-Made Fiber Manufacturing (Polyester/Nylon/Acrylic/Viscose) (IMAOAAAB)

akta.pro secondary industry

Regenerated & Recycled Fiber Production (rPET/rNylon/Regenerated Cellulose) (IMAOAMAD)

Keywords

• Polyester staple fiber
• Recycled PET fiber
• Synthetic fiber manufacturing
• Fiberfill and nonwovens
• Industrial fiber materials

Headquarters

HQ city

Albany

HQ country

United States

HQ region

North America

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Supply Chain, Operations, Personnel, Infrastructure, Technology or R&D, Marketing or Sales

Revenue model

1. Fiber and Polymer Materials Sales: Sale of virgin and recycled polyester staple fibers, filaments, polymers, and related materials to industrial customers

Distribution channels1 record

Marketing channels1 record

Core offering

Stein Fibers manufactures and sells virgin and recycled polyester staple fibers (6 to 40 denier, multiple cut lengths) along with filaments, polymers, nonwovens, and fiberfill materials for industrial customers. Production occurs at the USI facility using 100% extrusion-based recycled PET with multiple rPET raw material streams and diverse specialty finishes including hydrophobic, hydrophilic, anti-microbial, flame retardant, and FDA-approved options.

Product overview

Stein Fibers is a manufacturer of polyester staple fibers. Based on the available source data, limited product details for Stein Fibers itself are provided. The primary source material focuses on Everra Global as a supplier and distributor of polyester staple fibers, filaments, polymers, nonwovens, and fiberfill products, with Stein Fibers referenced as a long-standing customer and partner of Everra for over 25 years. No direct product catalog or service offerings for Stein Fibers are detailed in the provided sources.

Differentiator

Problem solved

Functional benefit

Products and services

• Recycled polyester staple fiber Recycled PET-based polyester staple fiber manufactured in 6 to 40 denier with multiple cut lengths and specialty finishes (hydrophobic, hydrophilic, anti-microbial, flame retardant, FDA-approved). Produced for industrial buyers needing sustainable, ISO-certified fiber inputs across filtration, bedding, automotive, furniture, geotextile, and industrial/abrasive applications.
• Virgin polyester staple fiber Virgin polyester staple fiber in 6 to 40 denier with multiple cut lengths and specialty finishes, sold to industrial customers for filter media, fiberfill, automotive, furniture upholstery, bedding, and other industrial applications.
• Filaments Polyester filaments distributed/sourced as part of the broader fiber portfolio for industrial applications.
• Polymers Polyester polymers offered as part of Stein Fibers' fiber and polymer materials portfolio for industrial customers.
• Nonwovens (Made in USA) Domestically produced nonwoven fiber products offered as part of Stein Fibers' product portfolio.
• Fiberfill Fiberfill-grade polyester staple fiber supplied primarily for bedding, pillows, cushions, and upholstered furniture production, with highloft batting specifications.

Quantifiable outcome

• Trusted partner for over 25 years with multiple long-term customer relationships

Named customers5 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves1 record

Expansion highlights3 records

Emerging players

• CarbonLite: CarbonLite is a US-based PET recycler producing food-grade rPET resin and fiber inputs from post-consumer bottles. While primarily a resin/recycled pellet producer, it competes for rPET feedstock supply and represents an emerging player in the US recycled fiber value chain relevant to Stein Fibers.

Direct peers

• Custom Polymers: Custom Polymers is a US-based recycled plastics processor producing rPET and recycled polyolefins for fiber, molding, and extrusion applications. It is a smaller-scale direct peer to Stein Fibers in rPET fiber feedstock production with overlapping customer bases in industrial and textile applications.
• Unifi Inc. Unifi is a US-based manufacturer of recycled and synthetic yarns and fibers, best known for its Repreve rPET platform. It is the most directly comparable US peer to Stein Fibers, operating in the same recycled polyester staple/yarn category with similar sustainability-driven brand customers in apparel, automotive, and home textiles.
• Palmetto Synthetics: Palmetto Synthetics is a US-based producer of recycled polyester staple fiber from post-consumer PET bottles, serving filtration, automotive, home furnishings, and industrial applications. It directly mirrors Stein Fibers' rPET extrusion platform and customer verticals.
• Auriga Polymers: Auriga Polymers manufactures polyester staple fiber and filament yarn in the US (a subsidiary of Indorama Ventures). It competes with Stein Fibers in polyester staple fiber supply to nonwoven, textile, and industrial customers, with overlapping product specifications and end-market exposure.

Broad incumbents

• Toray Industries: Toray is a Japan-based global leader in synthetic fibers and advanced materials, with US fiber operations serving automotive, filtration, and industrial customers. It is a broad incumbent whose polyester and recycled fiber offerings overlap with Stein Fibers' automotive and industrial verticals.
• Reliance Industries: Reliance Industries operates one of the world's largest integrated polyester chains, including recycled PET fiber through its Recyns and Recron brands. It is a broad incumbent in the global polyester staple fiber market relevant to Stein Fibers, particularly in commodity-grade applications.
• Indorama Ventures: Indorama Ventures is one of the world's largest PET and polyester producers, with global staple fiber operations including a US presence through Auriga Polymers. It competes broadly with Stein Fibers in virgin and recycled polyester staple fiber across most end markets, but at vastly greater scale and with a wider product portfolio.
• Alpek: Alpek is a major Mexican-based polyester and PET resin producer with US manufacturing footprint. It serves as a broad incumbent in polyester value chain inputs and competes with Stein Fibers in staple fiber and related product categories, particularly in packaging and textile applications.

Others

• Everra Global: Everra Global is a US-based polyester fiber and polymer distributor and Stein Fibers' long-standing channel partner (25+ years). It is thematically related as a strategic distributor in the polyester staple fiber supply chain rather than a direct manufacturer competitor, but is critical to Stein Fibers' customer reach.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds1 record

Investors1 record

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Stein Fibers