Mattern House, Inc.'s EIN is 25-1662759.
Download the official 2024 Form 5500 (PDF) for Mattern House, Inc. from the U.S. Department of Labor's EFAST2 system.
Download the official 2024 Form 5500 (PDF)Mattern House, Inc.'s plan includes profit-sharing, ERISA 404(c) participant direction, a 401(k) feature.