Diedrich Drill announced the appointment of George Long as assistant director of sales and marketing, effective Jan. 27.

He has over 12 years of experience in the drilling industry specializing in geotechnical and environmental drilling, equipment repair, training, sales and marketing.

Prior to joining Diedrich Drill, he worked with Acker Drill Company for over five years as a sales and drill technician.

His other roles in the drilling industry have included fleet mechanic for TRC out of Cinnaminson, N.J. and a driller for Hillis-Carnes Engineering out of Baltimore. He is currently serving as chairman of the Safety Committee for the National Drilling Association.