TECH SEC filings last scanned 22 Aug 2026, 16:57 UTC
CEO Timeline
Kim KeldermanCurrent
Feb 2024 — Present(2y 7mo)
Kim Kelderman was appointed Chief Executive Officer of Bio-Techne Corporation effective February 1, 2024, succeeding Chuck Kummeth.
2 source filings — click to expand
Charles R. Kummeth
Apr 2013 — Jan 2024(10y 9mo)
Charles R. Kummeth was appointed Chief Executive Officer of Techne Corp, effective April 1, 2013, following the retirement of Thomas E. Oland.
planned retirement (July 1, 2024)
4 source filings — click to expand
Thomas E. Oland
Jan 1985 — Apr 2013(28y 3mo)
retirement
2 source filings — click to expand
Gregory J. MelsenInterimManually reviewed
Nov 2012 — Apr 2013(5mo)
PR Newswire press release (Nov 5, 2012) confirms Melsen assumed CEO duties on an interim basis effective close of business November 30, 2012. Kummeth took over April 1, 2013, so Melsen's interim tenure ran 2012-11-30 to 2013-04-01. Source: prnewswire.com, medicalalley.org.