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Delphon Industries, LLC

31398 Huntwood Ave, Hayward, CA 94544

LIKELY ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 3 SOURCES

Operating signal within 24 months, or from a single source.

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Homepage of Delphon Industries, LLC
Their homepage, crawled JUL 2026

What they make

All Other Plastics Product Manufacturing326199

Delphon manufactures polymer and adhesive solutions for medical and electronic applications, serving the semiconductors, electronics, photonics, medical, and industrial industries. The company offers custom polymer formulations, films, adhesive materials, and proprietary products, with capabilities including coatings, extrusion, converting, printing/marking, and surface modification, supported by an in-house analytical lab. Delphon operates through subsidiary brands including Gel-Pak, which creates polymer solutions for safe handling and shipping of technologies; UltraTape, which produces engineered tape and label products for cleanroom environments; and TouchMark, which provides device marking services.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Products

Made or handled here · 4
Coatings · in house analytical lab · printing marketing · surface modification
Where these came from
4 from the company’s own website · Company website
url-slug on https://www.delphon.com/capabilities/coatings/

CERTIFICATIONS — LISTED ON THE COMPANY’S WEBSITE

  • ISO 9001

Read from this company’s own website on August 9, 2026. Nobody at the facility has confirmed it here, and FactoryRegistry has not verified these — unlike operating status, which comes from independent public records. A certificate can lapse without the website changing, so ask the facility for current ones.

Where it is

37.60618, -122.05467 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS
STREET VIEW

Other plants nearby

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Every listed plant in Alameda County

Also at this address

1 other record shares this street address. Separate filings can describe distinct businesses on one site, or the same plant recorded by different agencies, so every record is kept rather than merged away.

Gel-pak
Hayward, CA
UNVERIFIED339999
WHERE THIS RECORD COMES FROM — 3 FEDERAL SOURCES, 8 FIELDS

Every fact on this page traces to a public federal filing. The table below names which register holds this facility, whether that register proves the plant operates or only that it exists, and when each of them last saw it.

EPA cross-references this facility in CA-ENVIROVIEW, EIS, NPDES · EPA site type STATIONARY.

SourceEvidenceFirst seenLast seen
COMPANY SITEOPERATINGJUL 2026AUG 2026
SAM GOVOPERATINGAUG 2025AUG 2025
EPA FRSEXISTENCEOCT 2015OCT 2015
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1EPA FRSJUL 2026
ADDRESS LINE1SAM GOVAUG 2025
CAGE CODESAM GOVAUG 2025
CITYEPA FRSJUL 2026
CITYSAM GOVAUG 2025
GEOMCENSUS GEOCODERJUL 2026
GEOMEPA FRSJUL 2026
NAMEEPA FRSJUL 2026
NAMESAM GOVAUG 2025
REGISTRATION EXPIRATIONSAM GOVAUG 2025
STATEEPA FRSJUL 2026
STATESAM GOVAUG 2025
WEBSITESAM GOVAUG 2025

Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

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