HOLOCENE BOARD OF ADVISORS

preston
Preston Nisbet
Project Executive
Email
Preston Nisbet brings over 40 years’ experience managing commercial and institutional projects to his Holocene position and is LEED AP Accredited. Preston previously served as Operations Manager for Turner Construction Company in Raleigh, NC, where he was responsible for overseeing estimating; preconstruction services; and construction operations. He was also former VP of Project Management for Shelco, Inc., where he oversaw construction team management for commercial and industrial projects. Preston earned his Bachelor of Arts from Lander University.

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bob
Bob Sheppard
Corporate Counsel / Advisor
Email
Bob Sheppard’s experience includes serving as the former Global Co-Head of Project Finance for Bank of America. He also managed a project finance group which earned top global rankings in electric power project financing. Bob earned a bachelor’s, master’s and juris doctorate degree from the University of North Carolina at Chapel Hill and now teaches as an adjunct professor of finance at the Moore School of Business at the University of South Carolina.

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jeff
Jeff Colborn
Advisor
Email
With 30+ years’ experience in the utility industry, Jeff Colborn’s main focus includes operations, asset management and information systems; business planning and strategy; and engineering and maintenance programs. His experience also includes implementing asset management strategies resulting from mergers and acquisition; Fleet Operating Model implementations; business re-engineering and transformation; and technology refresh.

Other skills include business planning and strategy development for operating new asset build projects, project management, and capital program oversight. Jeff also knows how to develop and manage implementation of information technology for enterprise systems and process-based systems.

Read Bio
preston
Preston Nisbet
Project Executive
Email
Preston Nisbet brings over 40 years’ experience managing commercial and institutional projects to his Holocene position and is LEED AP Accredited. Preston previously served as Operations Manager for Turner Construction Company in Raleigh, NC, where he was responsible for overseeing estimating; preconstruction services; and construction operations. He was also former VP of Project Management for Shelco, Inc., where he oversaw construction team management for commercial and industrial projects. Preston earned his Bachelor of Arts from Lander University.

Read Bio
bob
Bob Sheppard
Corporate Counsel / Advisor
Email
Bob Sheppard’s experience includes serving as the former Global Co-Head of Project Finance for Bank of America. He also managed a project finance group which earned top global rankings in electric power project financing. Bob earned a bachelor’s, master’s and juris doctorate degree from the University of North Carolina at Chapel Hill and now teaches as an adjunct professor of finance at the Moore School of Business at the University of South Carolina.

Read Bio
jeff
Jeff Colborn
Advisor
Email
With 30+ years’ experience in the utility industry, Jeff Colborn’s main focus includes operations, asset management and information systems; business planning and strategy; and engineering and maintenance programs. His experience also includes implementing asset management strategies resulting from mergers and acquisition; Fleet Operating Model implementations; business re-engineering and transformation; and technology refresh.

Other skills include business planning and strategy development for operating new asset build projects, project management, and capital program oversight. Jeff also knows how to develop and manage implementation of information technology for enterprise systems and process-based systems.

Read Bio

HOLOCENE TEAM

ralph
Ralph Thompson
CEO
Email
With 40+ years’ experience in domestic and international construction, Ralph Thompson can confidently organize a construction project of any scale in any location. It’s that level of expertise with which he has managed over $3 billion in project value in Industrial, Manufacturing, Energy, Commercial, DoD and Federal installations. Ralph also managed the first LEED Platinum project certified in North Carolina. Previous positions include General Manager for Turner Construction and Project Executive for JA Jones. He earned his Bachelor of Science in Civil Engineering, Construction from NC State University. He is certified LEED AP and licensed as a professional engineer in North Carolina.

Active in his industry, Ralph serves as the founding and current chair of the NC Clean Energy Business Alliance (NC CEBA) and an Advisory Council Member for the NC Clean Energy Technology Center. Ralph’s past industry involvement includes being private chair of the NC Chapter of The Energy Services Coalition, a member of the Raleigh Stormwater Management Commission (SMAC) and a board member for Artspace in Raleigh, NC. He currently serves as an elder at The Summit Church.

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stan
Stan Allison
CFO
Email
Stan Allison has 35+ years’ experience as an investment banker with international institutions focused on arranging capital in negotiated transactions. During that time, he raised $12.4 billion under a wide variety of financial arrangements, representing 140 transactions.

Stan is effective at originating, structuring, negotiating and executing complex transactions while maintaining strong relationships with a wide variety of institutional investors. He earned his Bachelor of Arts in Business and Economics from Lafayette College and his Master of Business Administration from University of Virginia.

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sean
Sean McCartney
Engineering Manager
Email
Sean McCartney excels at managing residential/commercial construction projects and renewable energy markets. With 20+ years’ experience, Sean currently focuses on field and management operations for solar PV systems in North Carolina and throughout the Eastern United States. He earned his Bachelor of Science in Mathematics and Statistics from the University of Florida.
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ben
Ben Molthen
Manager, Finance/Development
Email
Ben Molthen performs and manages development activities, participates in financial transactions and serves as Holocene’s asset manager. Ben has 5+ years’ experience in financial analysis and project management and earned his Bachelor of Science in Business Administration, Finance from NC State University.

Read Bio
preston
Preston Nisbet
Project Executive
Email
Preston Nisbet brings over 40 years’ experience managing commercial and institutional projects to his Holocene position and is LEED AP Accredited. Preston previously served as Operations Manager for Turner Construction Company in Raleigh, NC, where he was responsible for overseeing estimating; preconstruction services; and construction operations. He was also former VP of Project Management for Shelco, Inc., where he oversaw construction team management for commercial and industrial projects. Preston earned his Bachelor of Arts from Lander University.

Read Bio
jane
Jane Ralston
Controller
Email
Jane Ralston is a senior accounting professional with experience leading financial and accounting functions for multiple organizations. She is a Certified Public Accountant (CPA) in North Carolina. Jane earned a Bachelor of Arts in Applied Sciences Accounting from Boston University and a Bachelor of Arts from University of Mount Union.

Read Bio
bob
Bob Sheppard
Corporate Counsel / Advisor
Email
Bob Sheppard’s experience includes serving as the former Global Co-Head of Project Finance for Bank of America. He also managed a project finance group which earned top global rankings in electric power project financing. Bob earned a bachelor’s, master’s and juris doctorate degree from the University of North Carolina at Chapel Hill and now teaches as an adjunct professor of finance at the Moore School of Business at the University of South Carolina.

Read Bio
laura
Laura Tillett
Accountant/Administrator
Email
Laura Tillett has 12+ years’ experience in finance, operations and administrative management. Laura’s previous experience includes Director of Finance and Administration, Council for Higher Education Accreditation and Chief Operations Officer and Director of Finance and Administration, Construction Management Association of America. Laura earned her Bachelor of Arts in English from the University of South Carolina and her Master of Business Administration from John Hopkins University.

Read Bio
ralph
Ralph Thompson
CEO
Email
With 40+ years’ experience in domestic and international construction, Ralph Thompson can confidently organize a construction project of any scale in any location. It’s that level of expertise with which he has managed over $3 billion in project value in Industrial, Manufacturing, Energy, Commercial, DoD and Federal installations. Ralph also managed the first LEED Platinum project certified in North Carolina. Previous positions include General Manager for Turner Construction and Project Executive for JA Jones. He earned his Bachelor of Science in Civil Engineering, Construction from NC State University. He is certified LEED AP and licensed as a professional engineer in North Carolina.

Active in his industry, Ralph serves as the founding and current chair of the NC Clean Energy Business Alliance (NC CEBA) and an Advisory Council Member for the NC Clean Energy Technology Center. Ralph’s past industry involvement includes being private chair of the NC Chapter of The Energy Services Coalition, a member of the Raleigh Stormwater Management Commission (SMAC) and a board member for Artspace in Raleigh, NC. He currently serves as an elder at The Summit Church.

Read Bio
stan
Stan Allison
CFO
Email
Stan Allison has 35+ years’ experience as an investment banker with international institutions focused on arranging capital in negotiated transactions. During that time, he raised $12.4 billion under a wide variety of financial arrangements, representing 140 transactions.

Stan is effective at originating, structuring, negotiating and executing complex transactions while maintaining strong relationships with a wide variety of institutional investors. He earned his Bachelor of Arts in Business and Economics from Lafayette College and his Master of Business Administration from University of Virginia.

Read Bio
sean
Sean McCartney
Engineering Manager
Email
Sean McCartney excels at managing residential/commercial construction projects and renewable energy markets. With 20+ years’ experience, Sean currently focuses on field and management operations for solar PV systems in North Carolina and throughout the Eastern United States. He earned his Bachelor of Science in Mathematics and Statistics from the University of Florida.
Read Bio
ben
Ben Molthen
Manager, Finance/Development
Email
Ben Molthen performs and manages development activities, participates in financial transactions and serves as Holocene’s asset manager. Ben has 5+ years’ experience in financial analysis and project management and earned his Bachelor of Science in Business Administration, Finance from NC State University.

Read Bio
preston
Preston Nisbet
Project Executive
Email
Preston Nisbet brings over 40 years’ experience managing commercial and institutional projects to his Holocene position and is LEED AP Accredited. Preston previously served as Operations Manager for Turner Construction Company in Raleigh, NC, where he was responsible for overseeing estimating; preconstruction services; and construction operations. He was also former VP of Project Management for Shelco, Inc., where he oversaw construction team management for commercial and industrial projects. Preston earned his Bachelor of Arts from Lander University.

Read Bio
jane
Jane Ralston
Controller
Email
Jane Ralston is a senior accounting professional with experience leading financial and accounting functions for multiple organizations. She is a Certified Public Accountant (CPA) in North Carolina. Jane earned a Bachelor of Arts in Applied Sciences Accounting from Boston University and a Bachelor of Arts from University of Mount Union.

Read Bio
bob
Bob Sheppard
Corporate Counsel / Advisor
Email
Bob Sheppard’s experience includes serving as the former Global Co-Head of Project Finance for Bank of America. He also managed a project finance group which earned top global rankings in electric power project financing. Bob earned a bachelor’s, master’s and juris doctorate degree from the University of North Carolina at Chapel Hill and now teaches as an adjunct professor of finance at the Moore School of Business at the University of South Carolina.

Read Bio
laura
Laura Tillett
Accountant/Administrator
Email
Laura Tillett has 12+ years’ experience in finance, operations and administrative management. Laura’s previous experience includes Director of Finance and Administration, Council for Higher Education Accreditation and Chief Operations Officer and Director of Finance and Administration, Construction Management Association of America. Laura earned her Bachelor of Arts in English from the University of South Carolina and her Master of Business Administration from John Hopkins University.

Read Bio