Verified Nov 2026
Metal Fabrication
·
Fonda, New York
·
Since 1964
Keymark Corporation is a full-service aluminum extrusion company headquartered in Fonda, New York, with a second location in Lakeland, Florida. Founded in 1964, it employs between 500 and 1,000 people, with estimated annual revenue in the $250-500 million band. The company produces custom and stock aluminum profiles and offers in-house anodizing, painting, and die construction, and it serves industries including building and construction, automotive, electric vehicles, and industrial equipment.
Keymark Corporation at a glance
Revenue
$250-500M
Est. band
Employees
500-1,000
Founded
1964
Headquarters
Fonda, New York
Certifications
ISO 9001
Industries
Automotive
Electric Vehicles
Construction
Industrial Equipment
STABILITY SIGNALS
Established & active
62 years in operation (founded 1964).
Holds ISO 9001 certification(s) per public sources.
Overview
Keymark Corporation is a full-service aluminum extrusion company headquartered in Fonda, New York, with a second location in Lakeland, Florida. Founded in 1964, it employs between 500 and 1,000 people, with estimated annual revenue in the $250-500 million band. The company produces custom and stock aluminum profiles and offers in-house anodizing, painting, and die construction, and it serves industries including building and construction, automotive, electric vehicles, and industrial equipment.
At a glance
Attribute | Detail |
|---|---|
Founded | 1964 |
Headquarters | Fonda, New York |
Employees | 500-1,000 |
Revenue | $250-500M (estimated) |
Primary capability | Metal Fabrication |
Certifications | ISO 9001 |
What Keymark Corporation makes
Keymark offers in-house finishing and tooling, including anodizing, powder coating, acrylic and Kynar painting, and die construction, and it holds ISO 9001 certification.
Products and capabilities described on the company's own site include Extrusion, Aluminum, Coating, Tooling (source: keymarkcorp.com).
Certifications
Keymark Corporation is associated with the following certifications in public sources. Confirm the certified scope for the specific plant producing your part:
ISO 9001 — dwmmag.com
Latest developments
2026-09-25 — Terre Haute Celebrates Opening of New Veterinary Clinic | Keymark Construction (keymarkcompany.com)
2026-09-16 — Board awards $2.25 million contract to Keymark Construction for street department garage | Citizen Portal (citizenportal.ai)
2026-09-03 — Liberty Avenue Neighborhood Groundbreaking Marks Start of 30 New Homes | Keymark Construction (keymarkcompany.com)
2026-08-10 — From Construction Site to Community Resource: Hemminghouse Homes Is Complete | Keymark Construction (keymarkcompany.com)
2025-11-07 — 2025 Multi-Family Projects Highlight Keymark’s Role in Regional Housing Development | Keymark Construction (keymarkcompany.com)
2025-10-10 — Building Better Access to Care: The Sullivan County Health Annex | Keymark Construction (keymarkcompany.com)
Facilities
Keymark Corporation is headquartered in Fonda, New York. Public sources also reference these locations:
Fonda, NY — keymarkcorp.com
Fonda, New York — wemakeithere.org
Company details
Keymark is privately held, and its recent public project announcements include a $2.25 million garage contract awarded by a city board and a new 30-home neighborhood development. Keymark Corporation was founded in 1964, has an estimated 500-1,000 employees, and is headquartered in Fonda, New York. On the LightSource stability read it is rated "Established & active": 62 years in operation (founded 1964). Holds ISO 9001 certification(s) per public sources.
Frequently asked questions
What does Keymark Corporation make?
Keymark Corporation is a full-service aluminum extrusion company headquartered in Fonda, New York, with a second location in Lakeland, Florida. Founded in 1964, it employs between 500 and 1,000 people, with estimated annual revenue in the $250-500 million band. The company produces custom and stock aluminum profiles and offers in-house anodizing, painting, and die construction, and it serves industries including building and construction, automotive, electric vehicles, and industrial equipment.
Where is Keymark Corporation headquartered?
Keymark Corporation is headquartered in Fonda, New York (Cayadutta St, Fonda, New York, 12068).
When was Keymark Corporation founded?
Keymark Corporation was founded in 1964.
How big is Keymark Corporation?
Keymark Corporation has an estimated 500-1,000 employees, with revenue in the $250-500M range (estimated).
What certifications does Keymark Corporation hold?
Keymark Corporation lists ISO 9001 on its website. Confirm the certified scope for the specific plant producing your part.
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Last verified Nov 2026. Is this your company? Request a correction.
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