Biographical Summary:
David is the president of Pentagon Technical Services, Inc an oil & gas related consulting company based in Florence, Arizona. He is currently retained by Nissan Chemical America, Houston, Texas to develop and develop marketing strategy for unique colloidal chemistry applications for the oil and gas upstream sector as well as associated water treatment industries. His oil and gas industry experience covers 46 years of continuous effort in research, development, technical training and technical marketing for well stimulation, oilfield chemistry and fracture diagnostics technologies. He has worked for Cardinal Chemical, Inc., Smith International Inc.’s Energy Division, Protechnics, a Division of Core Laboratories, FTS International, Inc., Flotek Industries, Inc. and Pentagon Technical Services, Inc. He has held various technical and technology management positions and has developed numerous products and methods for well intervention, most of which are in use today.
His educational background includes receiving his B.S. from Texas State University in biology and chemistry and his M.S., and Ph.D. in Chemical Engineering from the University of Texas. He has written and published over 40 technical and professional papers for SPE, SPEJ, AIChE, AGA, and SWPSC. He has been a distinguished lecturer for SPE (1984-85) on the topic of formation damage, and is an active member of SPE, ACS, and AIChE. He is on the SPE Young Professionals lecture circuit. He is the past chairman of the SPE International Oilfield Chemistry Symposium and the Texas Tech University Southwestern Petroleum Short Course as well as a retired board member for them. He was elected a Distinguished Member of the Denver Section of SPE in 1985. He holds three patents and has three pending in the areas of oilfield chemistry, fracture placement diagnostics, acid fracturing and nanotechnology. He has worked on assignments around the world including the USA, Canada, North Sea (Scotland and Norway), Mexico, Brazil, Ecuador, Australia and Algeria.
David is married to Janis Holcomb and for the past 25 years they have made their home together in the Sonoran Desert near Florence, Arizona where they enjoy hiking, traveling, and golf.