Rathbun

What Rathbun does

Rathbun Associates, Inc. is a family-owned private industrial converter and authorized distributor headquartered in Fremont, California, operating for over 50 years (founded circa 1967-1970). The company's core activity is converting raw specialty materials from 3M, Aearo Technologies (a 3M company), and Laird into application-ready finished parts through precision processes including die-cutting, laser cutting, rotary die cutting, kiss-cutting, slitting and rewinding, and lamination. Capital equipment includes an ESCO HTX Foam Slitting System and a Universal PLS 150W CO2 laser cutter. Rathbun holds 3M Preferred Converter status and ISO 9001:2015 certification, with sector-specific compliance including UL 94 V-0/HF-1, FAR 25.856(a), and RoHS Directive 2015/863/EU credentials.

The business operates two revenue streams: product distribution (resale of 3M, Aearo, and Laird materials including thermal interface pads, VHB tapes, CONFOR foams, ISOLOSS LS foams, ISODAMP materials, Laird gap fillers, and specialty fastening and acoustic products) and custom converting services (transforming customer-supplied or sourced material to specification). Pricing is quote-based with no public pricing; customers engage through a website quote request, phone, or email. Rathbun also offers application-driven engineering services for vibration, acoustic, and shock analysis, leveraging access to Aearo's acoustic laboratory. The company serves nine end-markets: aerospace, electric vehicles, LED lighting, technology/electronics, medical, military, automotive, industrial, and audio, with primary use-case emphasis on EV thermal management, aerospace vibration/noise control, and LED thermal management. Headcount is reported at 1-10 employees, indicating a small-scale operation that operates from a single Fremont facility while claiming nationwide and worldwide service reach.

Name

Rathbun

Legal name

Rathbun Associates, Inc.

Website

https://rathbun.com

Company type

Private

Founded year

1970

Operating status

Operating

Headcount range

1–10 employees

Short description

Rathbun is a family-owned, 3M Preferred Converter and authorized distributor based in Fremont, California, providing custom die-cutting, laser cutting, and material converting of 3M, Aearo Technologies, and Laird specialty materials for aerospace, EV, LED, electronics, medical, military, automotive, and industrial customers.

Ownership category

akta.pro rank

Product category

Industrial Materials Converting & Distribution

NAICS

Rubber and Plastics Hoses and Belting Manufacturing (326220)

SIC

Gaskets, Packg & Sealg Devices & Rubber & Plastics Hose (3050), Fabricated Rubber Products, Nec (3060), Plastics Foam Products (3086)

akta.pro primary industry

Food-Grade, Medical & Cleanroom Rubber Compounds (IMANAJAH)

akta.pro secondary industries

Thermoformed Consumer Products & Housewares (IMANAHAD), Automotive Thermal Insulation, Sealing & NVH for HVAC/Thermal Systems (IMACALAJ)

Keywords

• Custom material converting
• Thermal management materials
• Vibration damping products
• Industrial adhesive distribution
• Precision die cutting

Headquarters

HQ city

Fremont

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, Technology or R&D, Marketing or Sales

Revenue model

1. Product Distribution: Distribution of 3M products (thermal materials, adhesives, tapes, VHB, fasteners), Aearo Technologies products (CONFOR foams, ISOLOSS LS, vibration damping materials), and Laird thermal interface materials and gap fillers to industrial customers.
2. Custom Converting Services: Custom converting of raw materials into finished parts through die-cutting, laser cutting, rotary die cutting, kiss-cutting, slitting/rewinding, and lamination services. Customers provide specifications and receive finished application-ready components.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels3 records

Core offering

Rathbun is a 3M Preferred Converter and authorized converter/distributor that supplies thermal management, vibration damping, acoustic absorption, and bonding materials from 3M, Aearo Technologies, and Laird. The company converts raw stock materials into finished precision parts through kiss-cutting, rotary die cutting, laser cutting, die cutting, slitting and rewinding, and lamination services for OEMs, contract manufacturers, distributors, and re-sellers. Engineering services support material selection and application design from concept through production for aerospace, EV, LED, technology, medical, military, automotive, industrial, and audio customers.

Product overview

Rathbun is a 3M Preferred Converter and authorized distributor/converter of Aearo Technologies (a 3M company) and Laird products. The company offers a comprehensive portfolio of thermal management materials (including 3M non-silicone thermal pads/tapes and Laird gap fillers), vibration damping and isolation products (Aearo CONFOR foams, ISOLOSS LS foams, ISODAMP materials, grommets, sandwich mounts, bushing/rings, and equipment mounts), acoustic treatment solutions (TUFCOTE XL acoustic foam, QL aircraft noise barriers, ADC damping composites, TUFshield thermal shielding), and bonding/sealing solutions (3M VHB tapes, bonding tapes, single coated tapes, reclosable fasteners). These materials are complemented by custom converting services (die cutting, laser cutting, rotary die cutting, kiss cutting, slitting/rewinding, lamination, foam slitting via ESCO HTX) and vibration/noise control engineering services. The company serves aerospace, electric vehicles, LED lighting, technology, medical, automotive, and industrial sectors across North America from its Fremont, California headquarters.

Differentiator

Problem solved

Functional benefit

Products and services

• 3M Non-Silicone Electronic Thermal Solutions Non-silicone thermal interface pads and tapes (models 5590H, 5590PI-02, 5571, 5550H) with thermal conductivity of 2-3 W/mK for heat dissipation in electronic assemblies, including UL 94 V-0 rated variants.
• 3M Bonding Tapes Line of VHB (Very High Bond) tapes, electrically conductive tapes, double coated tapes, foam tapes, adhesive transfer tapes, and removable repositionable tapes for industrial bonding and mounting applications.
• 3M Single Coated Tapes Single coated adhesive tapes including standard tapes, foam tapes, protective tapes, and polyurethane protective tapes used for surface protection and sealing.
• 3M Reclosable Fasteners Hook & Loop and Dual Lock reclosable fastening systems for repeated attachment and removal in industrial and consumer applications.
• 3M EMI Products Electromagnetic interference shielding materials and solutions for protecting sensitive electronics from electromagnetic radiation.
• 3M Flame Retardant Barriers (FRB) Flame retardant barrier materials meeting UL standards for fire safety in electric vehicle and aerospace applications.
• CONFOR Foams Temperature-responsive polyurethane foams by Aearo Technologies offering controlled cushioning and shock absorption, available in M, EG, TF, and AC Series for electronics, medical, aerospace, and industrial applications.
• ISOLOSS LS Foams Polyurethane vibration-damping foams with low compression set, excellent dimensional stability, and superior shock-absorbing properties, in multiple densities and thicknesses, RoHS 2015/863/EU compliant.
• ISODAMP Materials and Vibration Isolation Components Proprietary thermoplastic and viscoelastic polyurethane damping materials (C-1000 Series and C-8000 Series) plus anti-vibration grommets, fan mounts, equipment mounting feet, sandwich mounts, bushings/rings, and shoulder bolts for vibration isolation, noise control, and shock absorption.
• TUFCOTE XL Acoustic Foam High-performance acoustic foam with PET facing achieving NRC of 0.8 at 1-inch thickness, featuring chemically bonded (non-laminated) construction in aluminized or black polyester facing options for noise control and thermal protection.
• TUFshield Thermal Shielding Lightweight, flexible thermal shields with PSA backing for conforming to complex shapes, including TS-2470 and TS-2471 aluminum foam adhesive sheets for machinery and engine heat protection.
• ADC Aircraft Damping Composites Lightweight thermal and acoustic damping composites for business and VIP aircraft interiors, controlling in-flight airborne noise and structural vibration from engines and aerodynamic forces.
• QL Aircraft Noise Control Barriers Lightweight acoustic barrier materials for cabin and structural noise reduction in business, VIP, and commercial aircraft; QL-20 and QL-40 options with optional PSA backing that comply with FAR 25.856(a).
• Custom Molded Parts Custom thermoset and thermoplastic molded components using Aearo ISOLOSS HD elastomers and ISODAMP C-series materials, providing shock, vibration, and noise control properties.
• Laird Gap Fillers & Thermal Interface Materials High-performance Laird gap fillers and thermal interface materials for bridging heat interfaces between components and heat sinks; soft, conformable materials with high thermal conductivity and dielectric properties.
• Custom Converting Services Custom material converting services including kiss-cutting, rotary die cutting, laser cutting, die cutting, slitting and rewinding, and lamination for transforming raw materials into finished, application-ready precision parts.
• Vibration & Noise Control Engineering Services Application-driven engineering expertise for vibration isolation, shock protection, noise damping, and structural vibration control, including material selection and application design support from concept through production.

Segments9 records

Ideal customer profiles4 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Integration1 record

Feature3 records

Partnerships

Three partnerships are on record, tiered core.

• 3McoreTechnology or IntegrationRathbun is a 3M Preferred Converter and authorized distributor of 3M products including thermal materials, adhesives, VHB tapes, EMI products, flame retardant barriers, reclosable fasteners, and specialty products. As a preferred converter, Rathbun has demonstrated skills, experience, and capabilities in converting raw 3M stock materials into cut and finished parts.
• Aearo Technologies LLC (a 3M company)coreTechnology or IntegrationRathbun is an authorized converter and distributor of Aearo Technologies products (previously E-A-R), including CONFOR foams, ISOLOSS LS foams, ISODAMP damping materials, vibration isolation products, grommets, fan mounts, equipment mounting feet, sandwich mounts, and custom molded parts. Aearo Technologies specializes in damping, isolation, and vibration control for electronics, vehicles, and other equipment.
• LairdcoreTechnology or IntegrationRathbun is an authorized converter and distributor of Laird gap fillers and thermal interface materials for electronic cooling applications. Laird products help bridge the interface between hot components and chassis or heat sink assemblies to increase overall heat transfer from systems.

Scale indicators3 records

Recent moves6 records

Expansion highlights5 records

Broad incumbents

• Boyd Corporation: Large-scale engineered materials and thermal management solutions provider serving EV, aerospace, and electronics. A larger, broader incumbent operating in many of the same end-markets as Rathbun with stronger resources but less customized mid-market service.
• Parker LORD (Chomerics): Major manufacturer of thermal interface materials, EMI shielding, and vibration management solutions. Competes in the same thermal management/EMI categories where Rathbun supplies 3M and Laird products.

Direct peers

• Converter Accessory Corp (CAC): Custom converter specializing in industrial materials converting (die cutting, slitting, laminating) for OEM customers. Direct process-level peer to Rathbun's core converting services.
• JBC Technologies: Custom die cutting, slitting, laminating, and waterjet cutting converter serving industrial OEMs across similar materials (foams, films, tapes). Highly comparable model to Rathbun's converting-services-plus-distribution approach.
• Sound Seal: Manufacturer of acoustic absorption and noise control products including barrier, composite, and damping materials. Overlaps directly with Rathbun's acoustic/thermal offerings (TUFCOTE XL, QL barriers, ADC composites) for aerospace and industrial markets.
• Custom Converting Inc. 3M Preferred Converter offering precision converting of 3M materials via die cutting, slitting, laminating, and printing. Closest peer in terms of supplier credentials and process set.
• All Foam Products Co. Foam fabricating and converting company specializing in polyurethane, polyethylene, and specialty foams for industrial applications. Comparable in foam/material converting scope, especially relevant given Rathbun's foam-heavy product mix.
• Marian Inc. Custom precision die-cut and fabricated components from flexible materials including foams, tapes, films, and EMI/thermal materials for electronics and industrial customers. Direct overlap with Rathbun's converting capabilities and customer verticals.

Emerging players

• Kinetics Noise Control: Specialty manufacturer of vibration isolation, noise control, and acoustic solutions for industrial, HVAC, and OEM applications. Comparable technical positioning in the vibration/acoustics niche where Rathbun provides engineered solutions.

Others

• Laird Thermal: Direct upstream supplier of thermal interface materials and gap fillers — also a credible alternative for end customers seeking the same products Rathbun distributes. Functions both as supplier and adjacent competitor.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat4 records

Key risks5 records

Key highlights6 records

Customer concentration

• Xx.com/Rathbun_Assoc
• Facebookfacebook.com/rathbunassociates
• LinkedInlinkedin.com/company/rathbun-associates-inc

Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Funding overview

Funding rounds

Investors

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 Rathbun