Our Team
Terry Kulesa
Jeff Manternach
Jeff Manternach
Co-founder and CEO of Energy Transition
Services. Terry handles business development, team management and construction and operations services. His previous experience included the design, construction and operation of five biofuel plants totaling over $500 million of construction and over $500 million of annual revenues. Terry has ove
Co-founder and CEO of Energy Transition
Services. Terry handles business development, team management and construction and operations services. His previous experience included the design, construction and operation of five biofuel plants totaling over $500 million of construction and over $500 million of annual revenues. Terry has over 25 years experience in developing and managing large scale renewal energy projects. He holds a Bachelors Degree in Ag-Biosciences (Dairy Manufacturing) from South Dakota State University and an MBA from the University of Minnesota.
Jeff Manternach
Jeff Manternach
Jeff Manternach
Co-founder and CFO of Energy Transition Services. Jeff handles business development, financial modeling, industry valuations and project development services. Prior to ETS, lead debt capital raises of $400+ million, including a $325 million project finance deal in Feb. Jeff received his MBA and an MS in Natural Resources from the Univer
Co-founder and CFO of Energy Transition Services. Jeff handles business development, financial modeling, industry valuations and project development services. Prior to ETS, lead debt capital raises of $400+ million, including a $325 million project finance deal in Feb. Jeff received his MBA and an MS in Natural Resources from the University of Michigan and his BA in Economics and Physical Anthropology from Haverford College.
Joe Winkler
Jeff Manternach
Larry Slaughter
Director of Operations/Senior Project Manager of Energy Transition Services. Joe leads onsite construction management, plant evaluation, plant repair and plant operations. He was previously responsible for development, construction and operations of five ethanol production plants totaling $500+ million of construction cost and $500+ milli
Director of Operations/Senior Project Manager of Energy Transition Services. Joe leads onsite construction management, plant evaluation, plant repair and plant operations. He was previously responsible for development, construction and operations of five ethanol production plants totaling $500+ million of construction cost and $500+ million of annual revenues. Joe has over 25 years experience in the biofuels industry. Joe is a graduate of the Graduate US Army Non-Commissioned Officers Academy (Korea) and the Graduate Process Safety Management School (Louisville, KY).
Larry Slaughter
Jeff Manternach
Larry Slaughter
Larry Slaughter is Director of Construction for Energy Transition Services. Larry leads the on-site Construction Management Team. Larry has 40 plus years of experience with the engineering, procurement and construction of new plants and upgrades to industrial facilities from 100 mil to 1 bil. TIC. Specific industries range from Biofuels,
Larry Slaughter is Director of Construction for Energy Transition Services. Larry leads the on-site Construction Management Team. Larry has 40 plus years of experience with the engineering, procurement and construction of new plants and upgrades to industrial facilities from 100 mil to 1 bil. TIC. Specific industries range from Biofuels, Oil & Gas, Nuclear, and Large Scale Industrial and Commercial insured losses. Larry has CM certifications from multiple Universities, with a special emphasis on large modularized projects.