We reviewed over a dozen EMI gasket manufacturers serving commercial, defense, and industrial programs, evaluating them by production method and material access. After narrowing the list to the most technically differentiated suppliers, we scored each based on their ability to maintain performance under tolerance pressure and reduce friction during part iteration. Because EMI gasketing must align with geometry and shielding function while matching the customer’s build method, we weighted adaptability and format integration over catalog size.
How We Ranked EMI Gasket Manufacturers
Whether you’re sourcing a sealed enclosure or PCB subassembly, EMI gaskets affect throughput and installation accuracy. To reflect real manufacturing constraints, we focused on how each vendor handles design variation and stackup complexity, as well as how effectively they control cost in mid-volume production.
Here’s how the breakdown works:
- Flexibility (30%) – The ability to adapt gasket shape, size, or construction quickly is critical when part geometry or housing design shifts mid-program.
- Startup Cost (25%) – Lower tooling and setup costs reduce risk for new products, prototypes, or mid-volume builds that don’t justify hard tooling investment.
- Material Range (20%) – Vendors with broad material capabilities can match the right foam, elastomer, or shielding laminate to application-specific electrical, thermal, and mechanical constraints.
- Format Options (25%) –Support for kiss-cutting, tabbing, adhesive integration, and stackup variation allows gaskets to match assembly methods and reduce install time on the line.
Top EMI Gasket Makers in 2025
| Rank | Manufacturer | Method | Flexibility (30%) | Startup Cost (25%) | Material Range (20%) | Format Options (25%) | Weighted Score |
| #1 | Colvin-Friedman | Die Cutting | 4.5 | 4.3 | 4.3 | 4.8 | 4.5 |
| #2 | JEMIC | Fabric-over-Foam Fab | 3.5 | 3.5 | 3.5 | 3.5 | 3.5 |
| #3 | Laird | Extrusion | 3.0 | 3.0 | 3.5 | 2.5 | 3.2 |
| #4 | TE Connectivity | Molding & Fabrication | 3.0 | 3.0 | 3.5 | 2.8 | 3.0 |
| #5 | Parker Chomerics | Molding | 2.5 | 2.5 | 4.0 | 2.3 | 2.9 |
| #6 | Vanguard | Molding & Extrusion | 2.8 | 3.0 | 3.3 | 2.5 | 2.7 |
Colvin-Friedman
Founded: 1947
Location: Petaluma, CA
Production Method: Die cutting
Colvin-Friedman die-cuts EMI gaskets from conductive foam, elastomers, and film-laminate stackups, integrating adhesives and liners for production-ready delivery. Their process supports high-mix, mid-volume programs that require tight tolerance, peel-and-place formats, or multi-material part construction.
JEMIC Shielding Technology
Founded: c. 1986
Location: Harrisburg
Production Method: Fabric-over-foam
JEMIC specializes in fabric-over-foam EMI gaskets designed for wipe or compression contact across housing seams and access points. Their lamination and profile fabrication processes support directional shielding with strong compressibility and surface conformity.
Laird Performance Materials
Founded: 1824 (Subsidiaries)
Location: St. Louis, MO and others
Production Method: Extrusion
Laird produces extruded EMI shielding gaskets and fabric-over-foam profiles for enclosures, card cages, and telecom hardware. Their strength lies in extrusion-based repeatability and material consistency across long-form EMI applications.
TE Connectivity
Founded: 2007
Location: Berwyn, PA
Production Method: Molding & Fabrication
TE Connectivity offers molded EMI gaskets built for integration into sealed housings, often combining shielding with thermal or environmental protection. Their manufacturing platforms favor ruggedized assemblies with form-fitting compression geometry.
Parker Chomerics
Founded: 1917
Location: Woburn, MA
Production Method: Molding
Parker Chomerics delivers molded and extruded conductive elastomer gaskets engineered for aerospace, defense, and automotive applications. Their vertical integration and material science focus enable high-performance shielding in chemically and thermally aggressive environments.
Vanguard Products Corporation
Founded: 1966
Location: Danbury, CT
Production Method: Molding & Extrusion
Vanguard manufactures molded and extruded EMI shielding gaskets using silicone and other elastomeric compounds tailored for electronic housing protection. Their in-house tooling and extrusion capabilities allow them to support high-reliability applications with profile stability and consistent cross-sectional performance.
Top EMI Gasket Vendors: Custom, Adhesive-Backed Builds
These vendors specialize in die-cut EMI gaskets configured for adhesive application and layered stackups. They support high-mix production where gasket geometry and material behavior must align with the install method and release handling.
| Rank | Vendor |
| #1 | Colvin-Friedman |
| #2 | SSP Inc. |
| #3 | Holland Shielding Systems |
Top EMI Gasket Makers: Performance + Production Flexibility
This group offers scalable EMI gasketing across molded, extruded, and die-cut formats. Their processes accommodate real enclosure constraints, including part geometry and the demands of volume assembly.
| Rank | Vendor |
| #1 | Parker Chomerics |
| #2 | Colvin-Friedman |
| #3 | TE Connectivity |