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EntityWire/Massachusetts business entity search →/ENTEGRIS, INC.

Employer with a benefit plan

ENTEGRIS, INC.

The Employer Identification Number (EIN) for ENTEGRIS, INC. is 41-1941551.

At a glance

EIN
41-1941551 · 411941551
Legal name
ENTEGRIS, INC.
Address on file
129 CONCORD ROAD, BILLERICA, MA 01821
Records show
SEC filer; employer with a benefit plan; state registration
Latest record
2026-08-19

State registration

Florida Division of Corporations (Sunbiz) bulk data · records as of 2026-07-10

Florida registration
Active · Foreign profit corporation
Source: Florida registry · as of 2026-07-10
Florida document number
F05000006512
Source: Florida registry · as of 2026-07-10
Registered in Florida
2005-11-08
Source: Florida registry · as of 2026-07-10
Registered agent
CORPORATION SERVICE COMPANY
Source: Florida registry · as of 2026-07-10
Last registry activity
2021-05-06
Source: Florida registry · as of 2026-07-10

SEC records

SEC EDGAR company filings · records as of 2026-08-19

SEC CIK
0001101302
Source: SEC · as of 2026-08-19
Industry (SIC)
Plastics Products, NEC (3089)
Source: SEC · as of 2026-08-19
State of incorporation
DE
Source: SEC · as of 2026-08-19
Ticker
ENTG
Source: SEC · as of 2026-08-19
Latest SEC filing
4 2026-08-19
Source: SEC · as of 2026-08-19

Benefit plans

DOL Form 5500 filings (EFAST2) · records as of 2025-10-10

Benefit plan 2, 2024 filing
ENTEGRIS, INC. 401(K) RETIREMENT SAVINGS PLAN
Source: DOL 5500 · as of 2025-10-10
Participants (start of year)
5,874
Source: DOL 5500 · as of 2025-10-10
Plan features
Profit-sharing; ERISA 404(c) plan; Participant-directed; 401(k) feature; 401(m) matching; Automatic enrollment
Source: DOL 5500 · as of 2025-10-10
Plan type
Single-employer plan
Source: DOL 5500 · as of 2025-10-10

What this record is

Public filings that carry this EIN (DOL Form 5500 filings (EFAST2), Florida Division of Corporations (Sunbiz) bulk data and SEC EDGAR company filings), shown as filed. Nothing is scraped from the IRS, and a public-record match is not IRS TIN validation.

What it is not

Registry status, formation date, and registered agent come from the Secretary of the Commonwealth, Corporations Division; see the Massachusetts business entity search.

If something is wrong

A name, address, or classification here is what the source published. To correct the source, file with it; to have this page removed, see corrections and removal.

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