
Lecturer in Entrepreneurship at Univ of Washington and business growth Consultant
Greater Seattle Area

Lecturer in Entrepreneurship at Univ of Washington and business growth Consultant
Greater Seattle Area
John Castle teaches Entrepreneurship at the University of Washington Foster School of Business and advises companies on how to turn their technologies into profitable businesses. He previously was co-founder and CEO of Cantametrix, a music software company, CEO of Hamilton-Thorn, a medical electronics and diagnostics company; Executive VP and co-founder of Seragen, a biotechnology company, and a partner in Washington Biotechnology Funding, a seed venture capital fund specializing in medical technologies. In addition he has been a principal, director or advisor to many other early-stage companies including, Biohesion, Savtech, Goodwell Technologies, Excition, Simbree, YourSports, Point B Technologies, Sunriver Specialties, Microgreen Polymers, Cyberspeed Technologies, Sharebuilder and American BioDesign, and is a member of the Keiretsu Forum which provides financing to early-stage companies. He has provided leadership or guidance to several large companies including Danaher Corp., FMC Corp., Procter & Gamble, Penwest, Johnson Controls, Washington Dental Service, Eldec, Arthur D. Little and the Harris Group. He has been an expert witness in matters related to management and director responsibilities in entrepreneurial ventures.
Dr. Castle’s innovative methods help students and clients focus on the elements of the venture that are essential for success. His practical classes have spawned several new companies and he has coached several prize-winning teams in national business plan competitions and in the UW Business Plan Competition. He has been honored several times as one of the University of Washington’s outstanding business professors and has been an invited speaker at numerous events for entrepreneurs. He serves on the boards of non-profits Encompass, MIT Enterprise Forum of the Northwest and the Northwest Entrepreneur Network and is a graduate of MIT in Chemical Engineering, and the Harvard Graduate School of Business.
provides tactical guidance to companies entering a growth stage; focusing a business on what is important and timely; identify, create, finance and deliver what customers want to buy. Expert witness in business matters.
new company formation, relationships between small and large companies, hiking, back country skiing, golf
Northwest Entrepreneur Network, MIT Enterprise Forum, Keiretsu Forum
Undergrad Professor of the Quarter in Entrepreneurship