About Us


Morris Mehrer
Since 1924 J.J. Jefferson has serviced Western Washington as a Specialty Contractor who offers plaster of all types.  It was founded in 1924 by Joseph J. Jefferson.  The company was passed on to his son, Joseph Jr. who passed away in 1965, and the company was purchased by Mack McGlothlen.  In 1985 it was sold to Pat Callahan, Don Mehrer, and Morris Mehrer.  In 1988 the Mehrer brothers assumed full control of the company. Then in 2008, Morris became the sole owner.

Management Team

Scott 2016

Scott Wagner



Ed 2016
Ed Case


Phyllis Adkins

Office Administrator

Darla Lehman