License holder summary

WILLIAM JOSEPH MATTERN is a Professional Engineer licensed to practice in Pennsylvania. The address on file for WILLIAM JOSEPH MATTERN is PITTSBURGH PA 15236. This licensed professional license is not current. The license was granted 07/25/1952 and expired on 11/30/1974.

Pennsylvania

Department of State

WILLIAM JOSEPH MATTERN
Professional Engineer
License number
PE000950E
Date granted
07/25/1952
Date expires
11/30/1974
Class
Professional Engineer
Status
Expired
Address
PITTSBURGH PA 15236
palicensing.org
ID 16572604
LAST UPDATED 2026-03-25 12:28:23 UTC

This website is unaffiliated with the Department of State. Please verify all information directly with the relevant official government authority.

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