Executive Office

Michael W. McCormick
Executive Director & COO 
703-236-1129 

Mary Helen Sifford

Executive Assistant
703-236-1166

Administration / Human Resources / Certification

Sallie Dietz, PHR
Vice President, Human Resources
703-236-1113

 Claire Hilado
 Assistant Manager, Human Resources
 703-236-1161

Christine McClary, CTE
Customer Service Specialist
703-684-1110

Heather Trusty                 
Director, Certification                                   
703-236-1134 

Finance

Global Development

Regional Operations 

GBTA Africa

GBTA Asia

  Welf Ebeling
  Executive Director, GBTA Asia-Pacific
  +66 2 105 6300

Janejira Sakuljane
Executive Assistant, GBTA Asia
+66 2 105 6377

GBTA Australia/New Zealand

 Rachel Harper
 General Manager, GBTA Australia/New Zealand
 +61 406 661 143
 

Liz Montgomery
Manager, GBTA Australia/New Zealand
703-684-1185

GBTA Canada

TBD
President, GBTA Canada

GBTA Europe

Catherine McGavock
Director, Operations   - Europe
+44 7980 588 181

Melanie Garrett
Vice President, Business Development - Europe
+44 7736 105 257

Katharine Blakemore

Manager, Marketing - Europe
+44  1494 618 525

Victoria Deprez
European Event & Membership Manager
+44 1494 618523

  Hans Ingo Biehl
  VDR Executive Director on part-time GBTA Advocacy Executive Secondment

  Eamonn Friar

  Oil & Gas & Marine Consultant
  +44 75 40 77 85 99

GBTA Latin America

  Roberto Morales
  Regional Director, Latin America
  +506 2272 7083

Rodolfo Macedo
Regional Director, GBTA Mexico
703-684-1184 
 

Wellington Costa
President GBTA Brazil

+55 11 9497 1628

Jose Corrales
Assistant Operations
+506 2272-7083

GBTA USA 

Liz Huh, CMP, CAE

Vice President, Operations  - USA
703-236-1136

Rebecca Bateman
Manager, Event Operations
703-236-1116

Adrienne Whitestone, CTE
Manager, Event Operations
703-236-1171

Brian Anderson
Coordinator, Meetings & Events
703-236-1127

 Patty Higginbotham

 Vice President, Government Relations and General Counsel

 703-236-1102

Shane Downey, CTE
Director, Public Policy
703-236-1131

 

Marketing, Membership and Technology

 

Ed Silver

SVP & Chief Marketing Officer

703-236-1115  

 

 

 

Communications

 

Meghan Henning
Director, Communications
703-236-1133

 

 

Global Business Development

 

Rich Markus

Vice President, Business Development                                             

703-236-1170

 

 

  

Laurin Ensslin

Vice President, Business Development                                             

703-236-1126

 

 

 

Colette E. Massey, CTE
Senior Manager, Exhibits & Advertising
703-236-1123

Sara Smith, CTE
Senior Manager, Sales Operations & Fulfillment
703-236-1156