Ceradyne, Inc.

Deidre Rehfeld signed Ceradyne, Inc.'s 2023 Form 5500 as plan administrator.

• Deidre Rehfeld — Plan Administrator — Form 5500 signer

Signer names are public record from the Form 5500 e-signature.

Ceradyne, Inc.'s EIN is 33-0055414.

Download the official 2023 Form 5500 (PDF) for Ceradyne, Inc. from the U.S. Department of Labor's EFAST2 system.

Ceradyne, Inc.'s plan includes a defined-benefit pension formula, a cash-balance formula, a frozen benefit (no new accruals).