Meet the Owners
William H. Stoller
Co-Founder and Vice Chairman
William H. Stoller is founder and vice chairman of Express Employment Professionals. He is also a member of the executive committee, which oversees strategic planning and direction for the company. As president of The Stoller Group, he owns 26 Express offices in Oregon, Washington, Arizona, Nevada, Colorado and California. Stoller also owns Xenium, a human resource management company, and ESM Group, Inc., a staffing management company.
Stoller graduated from Pacific University in Forest Grove, Ore., with a bachelor’s degree in business and economics. He obtained a master’s degree from Portland State University in business administration. He has also earned certifications from the American Staffing Association
(Certified Staffing Professional), the National Association of Personnel Services (Certified Personnel Consultant) and the International Franchise Association (Certified Franchise Executive).
Stoller began his career with Acme Personnel Services in 1973 as a consultant trainee and subsequently held positions as branch manager, group manager, district manager and regional manager for Oregon and Utah.
Stoller also owns and oversees Stoller Vineyards in Dayton, Ore., which produces 125 acres of grapes (93 acres of Pinot Noir and the balance in Chardonnay, Pinot Gris and Pinot Blanc grapes) for Chehalem winery, which Stoller partially owns, in nearby Newberg and several other wineries in the Willamette Valley.
- American Staffing Association, board member and 2008 chairman elect
- National Association of Personnel Services, chairman of the board 2000-2001
- National Association of Professional Employer Organizations, member
- International Franchise Association, member
- Oregon Association of Personnel Consultants, past president
- World Presidents’ Association, member
- A-dec, member of the advisory board of directors
- Pacific University Board of Trustees, member and past chairman
- Portland Opera, former board member and chairman
- Rotary Club of Portland, 27-year member and past president
- Classic Wines Auction, past chairman
Jenny Schwenke
President
Jenny Schwenke has deep roots in the Portland/Metro area community. Graduating from Lake Oswego High school in 1991, she then went on to the University of California at Davis to excel as a leader on the basketball court and received a bachelor’s degree in Sociology. Aside from her busy work schedule and community involvement, Jenny cherishes her family; husband Dan and their two children, Hunter and Morgan. Jenny also enjoys working out, sports (watching and playing), and spending time friends.
Express Employment Professionals is the largest privately held staffing service in the world and currently has more than 550 Express offices world wide. Starting as a Front Office Coordinator answering phones. In just 6 short years Jenny’s leadership quickly drove her to Vice President. Showing extensive knowledge and capabilities in creating successful business relationship.
