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Ontos Equipment Systems INC

343 Meadow Fox Ln, Chester, NH 03036

ACTIVELAST SEEN IN FEDERAL DATA AUG 2026 · 2 SOURCES

Operating signal within 12 months from two or more independent sources.

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Homepage of Ontos Equipment Systems INC
Their homepage, crawled JUL 2026

What they make

Semiconductor Machinery Manufacturing333242

ONTOS manufactures atmospheric plasma systems for surface preparation, using patented equipment that enables oxidizing or reducing chemistry without modification. The company's ONTOS system is a semiautomated device featuring interchangeable plasma heads in widths of 25mm, 40mm, or 100mm, with programmable control and a vacuum chuck that accommodates chips up to 8-inch wafers. The equipment serves applications including chip-to-chip interconnect bonding, surface activation for direct bonding and adhesive bonding, and contamination removal, and is CE certified.

SUMMARIZED FROM THE COMPANY’S OWN WEBSITE

Where it is

42.97892, -71.19068 · CENSUS TIGER
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Other plants nearby

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Every listed plant in Rockingham County

Also at this address

More than one federal record exists for this street address. The primary record for the site is listed first.

Set North America, LLC
Chester, NH
ACTIVE333242
WHERE THIS RECORD COMES FROM — 2 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.

SourceEvidenceFirst seenLast seen
COMPANY SITEOPERATINGJUL 2026AUG 2026
SAM GOVOPERATINGMAR 2026MAR 2026
FIELD BY FIELD — WHICH SOURCE SUPPLIED WHAT
FIELDSOURCESIGNAL
ADDRESS LINE1SAM GOVMAR 2026
CAGE CODESAM GOVMAR 2026
CITYSAM GOVMAR 2026
GEOMCENSUS GEOCODERJUL 2026
NAMESAM GOVMAR 2026
REGISTRATION EXPIRATIONSAM GOVMAR 2026
STATESAM GOVMAR 2026
WEBSITESAM GOVMAR 2026

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

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