19 June 2018: Cannabis Law Posts Article that Keystone State Testing received TWO Emerald Badges for Spring 2018


18 June 2018: Keystone State Testing receives TWO Emerald Badges for Spring 2018, Potency & Heavy Metal


18 May, 2018: Keystone State Testing Receives Exclusive Testing Contract for the State of North Dakota


14 April 2018: Kelly Greenland, PhD to speak to Analytical Chemists of Pittsburgh and Spectroscopy Society of Pittsburgh


12 April 2018: Kelly Greenland, PhD to speak at World Medical Cannabis Conference


​28 March 2018: Cannabis Industry Journal posts A2LA Press Release featuring Keystone


27 March 2018: A2LA Accredits First Cannabis Testing Laboratory in Pennsylvania


27 March 2018: A2LA  Press Release announces Keystone as the first A2LA accredited laboratory in Pennsylvania


5 March 2018: Kelly Greenland, PhD to speak at Educational Scientific Cannabis & Networking Symposium for Laboratory Testing at                                         the Medical Cannabis Educational Summit at HACC


14 February 2018: Keystone begins compliance testing


13 February 2018: Keystone receives ISO17025 accreditation by A2LA covering 16 scopes of analysis


12 February 2018: Senator Mike Folmer mentions visiting Keystone in his weekly memo


1 February 2018: See the Senator Mike Folmer Community Report Cable Show: Keystone State Testing show


26 January 2018: Penn Live references Keystone in their real-time news article on PA Medical Marijuana


18 January 2018: Kelly Greenland, PhD speaks with Dauphin County Bar Association


18 January 2018: Penn Live article about Keystone


17 January 2018: See our lab tour on Penn Live! 


13 December 2017: Biz Journal references Keystone as one of the approved testing laboratories in PA


2 November 2017: Kelly Greenland, PhD speaks in Women in STEM panel discussion at Lock Haven University of PA


1 October 2017: Keystone discussed in MJ Biz article


28 September 2017: Penn Live announces first two approved laboratories in PA


21 September 2017: Keystone awarded medical cannabis testing license in PA


12 September 2017: Keystone published in Cannabis Law PA Blog: Before the Big Drop

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Keystone State Testing provides the highest standard in legal Medical Marijuana testing and analytical solutions using the highest levels of integrity, rigor and scientific standards.








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