CERADYNE, INC.

The Employer Identification Number (EIN) for CERADYNE, INC. is 33-0055414.

At a glance

EIN: 33-0055414 · 330055414
Legal name: CERADYNE, INC.
Address on file: 3M CENTER, ST. PAUL, MN 551441000
Records show: SEC filer; employer with a benefit plan
Latest record: 2025-04-28

SEC records

SEC EDGAR company filings · records as of 2013-02-14

SEC CIK: 0000018937; Source: SEC · as of 2013-02-14
Industry (SIC): Miscellaneous Manufacturing Industries (3990); Source: SEC · as of 2013-02-14

Benefit plans

DOL Form 5500-SF filings (EFAST2) · records as of 2025-04-28

Benefit plan 17, 2023 filing: BORON PENSION PLAN; Source: DOL 5500-SF · as of 2025-04-28
Participants (start of year): 0; Source: DOL 5500-SF · as of 2025-04-28
Plan assets (end of year): $0; Source: DOL 5500-SF · as of 2025-04-28
Plan features: Defined benefit (cash balance); Defined benefit (other); Plan sponsor is a member of an affiliated service group; Defined benefit (frozen); Source: DOL 5500-SF · as of 2025-04-28
Plan type: Single-employer plan; Source: DOL 5500-SF · as of 2025-04-28
Business code (NAICS): 327100; Source: DOL 5500-SF · as of 2025-04-28
Benefit plan 17, 2022 filing: BORON PENSION PLAN; Source: DOL 5500-SF · as of 2024-09-10
Participants (start of year): 0; Source: DOL 5500-SF · as of 2024-09-10
Plan assets (end of year): $82,933; Source: DOL 5500-SF · as of 2024-09-10
Plan features: Defined benefit (cash balance); Defined benefit (other); Plan sponsor is a member of an affiliated service group; Defined benefit (frozen); Source: DOL 5500-SF · as of 2024-09-10
Plan type: Single-employer plan; Source: DOL 5500-SF · as of 2024-09-10
Business code (NAICS): 327100; Source: DOL 5500-SF · as of 2024-09-10

What this record is

Public filings that carry this EIN (DOL Form 5500-SF filings (EFAST2) 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 Minnesota Secretary of State, Business Services; see the Minnesota 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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