Oregon CGBP Certified Trainers

David Kohl, CGBP

International Trade Liaison, Oregon SBDC

David Kohl is an international trade cross-cultural specialist with a mission to identify and realize global opportunities for individuals and organizations. David’s extensive international network and deep experience working with fortune 500 companies, top-ranked universities and government agencies around the world provide his clients with a unique set of resources and opportunities that create a distinct advantage in a dynamic and competitive world. David’s clients have included The Embassy of the United States of America in Beijing, Nike, Intel, Logitech, Portland International Airport, as well as many others. David is a federally appointed member of the District Export Council of Oregon and also serves as State International Trade Liaison for the Oregon SBDC Network. David is a NASBITE Certified Global Business Professional (CGBP). David holds a BA in business administration from the University of Oregon, a masters of international management (MIM) from Portland State University and has also earned diplomas from Beijing Language and Culture University as well as the University of International Business and Economics in Beijing, China.


Tammy Marquez-Oldham, CGBP

Director, Portland Community College SBDC

Tammy Marquez-Oldham brings 30 years’ experience in the education, healthcare, software, and food industry to the clients she serves in her capacity at Portland Community College. She has owned several businesses and hired, trained and developed hundreds of employees. She has experience in building business domestically and internationally, impacting over 2000 clients over the past 10 years. At the Small Business Development Center at CLIMB Center for Advancement Portland Community College, Tammy leads the vision of providing the highest levels of business education and advising possible. As Director, Tammy inspires performance of staff and clients, producing net new jobs, accessing capital and achieving new sales. Tammy is founder of the Center for Excellence in Entrepreneurship at the Small Business Development Center and has been a member of the Economic Gardening Initiative since its inception. With a bachelors’s degree in human development and a master’s in business from George Fox University, Tammy brings a unique and holistic approach to her work as Director at the Small Business Development Center, CLIMB Center for Advancement, Portland Community College. As a business leader in the 21st century, Tammy believes she has a social responsibility to transfer the knowledge acquired during her 30 year journey through the world of business, education, and entrepreneurship. This experience has given her the unique ability to get to the “heart of the matter” and help her clients in a variety of ways. Through her work she educates, inspires, and transforms her clients’ needs into solutions.