Holliston Sand Co., Inc.

Carmine Iacuone signed Holliston Sand Co., Inc.'s 2025 Form 5500 as plan administrator.

• Carmine Iacuone — Plan Administrator — Form 5500 signer

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

Holliston Sand Co., Inc.'s EIN is 04-2150769.

Download the official 2025 Form 5500 (PDF) for Holliston Sand Co., Inc. from the U.S. Department of Labor's EFAST2 system.

Holliston Sand Co., Inc.'s plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature, a default investment (QDIA).