CMHA Staff

Executive Office

Robert Thomas

President & CEO
703-713-1900 | Email

Wendel Stewart

Chief Operating Officer
571-224-0926 | Email

Brittaney Kamhong Thompson

Office Administrator
571-224-9595 | Email

Sheila Thomas

Staff Accountant
703-224-0937 | Email

James Tredinnick

Administration Coordinator
703-457-1153 | Email

Membership

Clare Ramminger

Director of Membership
571-224-0929 | Email

Kaitlin Bey

Membership Coordinator
703-457-1151 | Email

Education and Certification

Lee Krinzman

Director of Education
703-657-6897 | Email

Aaron Paul

Certification Quality Manager
571-224-0927 | Email

Gerritt Hansen

Online Education Coordinator
703-657-6886 | Email

Megan Mydlow

Education Coordinator
703-657-6882 | Email

Marketing and Communications

Kristen Garman

Director of Marketing and Communications
703-657-6898 | Email

Melissa Betts

Marketing Communications Manager
703-657-6894 | Email

BreAnna Holliday

Marketing Coordinator
703-657-6880 | Email

Meetings and Events

Erin Hobson, CMP

Director of Meetings and Events
703-657-6908 | Email

Dana Hartung

Meetings and Events Coordinator
703-457-1107 | Email

Engineering

Robert Bowers, P. Eng.

Vice President of Engineering, Hardscapes
905-862-0408 | Email

Nick Lang, P.E.

Vice President of Engineering, Masonry
571-224-0935 | Email

Craig Walloch

Director of Materials Science
770-689-7010 | Email

Bryan Horr, P.E.

Division Engineer, Segmental Pavements
703-657-6884 | Email

Gabriela Mariscal, P.E.

Division Engineer, SRW
571-224-0931 | Email

Shoaib Yosoufzai

Structural Engineering Project Manager, Masonry
Email

Research and Development Laboratory

Nick Lang, P.E.

Vice President of Engineering, Masonry
571-224-0935 | Email

Robert Spitler

Materials Research Assistant
Email