Marla Jeffrey


Marla G. Jeffrey is President of Gusmer Enterprises, Inc. which manufactures and resells a wide range of products, focusing on fermentation and filtration products for pharmaceutical, beverage and food applications. Founded in 1918, Gusmer has operations across the USA and distributes products globally. Gusmer has a manufacturing operation in Fresno, Calif. in addition to Waupaca WI.

Jeffrey has a B.A. in government from the College of William and Mary in Virginia, and a M.B.A. concentrating in Finance and Marketing from Wharton. Previously, she worked in investments and commercial banking prior to joining Gusmer in 1988. Jeffrey became president of Gusmer in 2000. She is a member of the Young Presidents Organization and the Women Presidents’ Organization. Jeffrey is an ex-officio board member of the Beer Institute, and also is a member of The Wine Institute. She was named an Outstanding Businesswoman by the North Bay Business Journal in 2014.