Our Team

Jeffery A. Green

President & Founder
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Maj Gen (Ret.) Eric Hill

​Executive Vice President, Defense Programs​

Chris Minakowski

Vice President, Environmental Health & Safety

Mindy Overbaugh

Director of Operations
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LTG (Ret.) Paul Ostrowski

Executive Vice President, Government Programs
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RADM (Ret.) Chip Rock

Executive Vice President, Defense Programs

Justin Brower

Vice President, Government Relations
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MG (Ret.) Christopher Sharpsten

Executive Vice President, Defense Programs
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Ryan Caldwell 

Senior Vice President​

Mark Lewis

Vice President, Government Relations

Katie Peake

Associate Director, Government Relations
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Jack Cartwright

Legislative Director
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Miles Esters

Research Associate

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Ainsley Rowlinson

Research Associate & Staff Assistant, Government Programs

Andrew Hevener

Research Associate
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Leonor Tomero

Consultant to J.A. Green & Co. 

Jacob Koelsch

Research Associate

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