Witt/Kieffer. Witt/Kieffer serves hospitals, health systems, academic medical centers and other health-related organizations; life sciences companies including pharmaceutical, biotech, diagnostics and medical device corporations; colleges and universities and not-for-profit community service organizations and foundations. Our clients  have relied on Witt/Kieffer for 45 years to identify leaders with the best mix of skills, experience, vision and character to fulfill their missions.  For them and for us, executive search is about much more than filling a chair —  It’s about bringing great leadership to your organization.