Board of Directors
Chairman
President & Chief Executive Officer
Chief Operating Officer
Managing Principal
Managing Principal & General Counsel
Managing Principal
Managing Principal
Managing Principal
Managing Principal
Key Personnel
Founding Principal; Chairman, Thornton Tomasetti Foundation
Charles H. ThorntonFounding Principal & Consultant
Joseph G. BurnsManaging Principal
John AbruzzoSenior Principal
Faz EhsanSenior Principal
Bruce GibbonsSenior Principal
Ling-En HsiaoSenior Principal
Gary P. ManciniSenior Principal
Gary F. PanarielloSenior Principal
Michael J. SquarziniSenior Principal
R. Wayne StocksSenior Principal
Leonid B. ZborovskySenior Principal
William D. BastPrincipal
Greg E. BieberlyPrincipal
Narinder ChhabraPrincipal
Hi Sun ChoiPrincipal
Chris A. ChristoforouPrincipal
Mark A. CogginPrincipal
Patricia ColemanPrincipal
James W. Feuerborn, Jr.Principal
Leo J. GallettaPrincipal
Eli B. GottliebPrincipal
W. Steven HofmeisterPrincipal
Udom HungsprukePrincipal
Leonard JosephPrincipal
Anjana KadakiaPrincipal
Kyle E. KrallPrincipal
I. Paul LewPrincipal
Charles P. MeadePrincipal
Robert J. NachemanPrincipal
Carol A. PostPrincipal
Les PostawaPrincipal
Thomas D. PoulosPrincipal
Robert SinnPrincipal
Gary A. StormPrincipal
Mark J. TamaroPrincipal
Akbar TamboliPrincipal
Glenn G. ThaterPrincipal
Yi ZhuPrincipal
Tanya de HoogDirector
Bruce K. AritaSenior Vice President
William P. DasherSenior Vice President
Abraham GutmanSenior Vice President
Jan J. KalasSenior Vice President
Peter LassetterSenior Vice President
Yevsey I. LenchnerSenior Vice President
Sorin MoisiSenior Vice President
Joseph R. SuttonSenior Vice President
Hansford B. Warner IIISenior Vice President
Albert ChenVice President
George T. CurrierVice President
Mark P. EllisVice President
Boris GimelshteynVice President
Eric HammarbergVice President
Darren R. HartmanVice President
David C. HarveyVice President
Jonathan A. KoppVice President
William J. LamartinaVice President
Wilfried LaufsVice President
Kim LinVice President
Thomas B. McElwainVice President
Armindo G. MonteiroVice President
Scott G. NachemanVice President
Young NamVice President
Jeffrey NgVice President
Steven PacittoVice President
Richard B. Panikiewsky, Jr.Vice President
Lance ParkerVice President
Lee PetrellaVice President
Badri K. PrasadVice President
Maher K. SalehVice President
Robert TreeceVice President
David WeihingVice President
Carl J. WilfordVice President
Peter A. WronaVice President
Matthew OlenderSenior Associate
C.T. TamSenior Associate
Julia BalyberdinaSenior Engineer
Global Support Services
Principal & Chief Financial Officer
Steve RossChief Information Officer
Richard J. GrantPrincipal & Director of Information Technology
Debra MilosciaController
John FairbairnDirector of Human Resources
Ed KasparekDirector of Business Development
Jim KentDirector of Marketing & Communications
Wolfgang WernerDirector of Sustainability