About Us

USW Local 10-00086 consists of approximately 1,700 members employed at the Merck & Co. manufacturing site in West Point, PA.

We are part of the largest trade union in North America, The United Steelworkers, whose membership totals 850,000 active and 400,000 retired workers.


Business Office:

Location Address:
608 Garfield Avenue
Lansdale, PA 19446

Mailing Address:
P.O. Box 172
West Point, PA 19486

Main Office (Inside Merck Campus)
770 Sumneytown Pike
West Point, PA 19486