Christopher D. Bass, IIDA, NCIDQ, LEED AP
Director, Design Services
cbass@jmzell.com
202.682.8737 

William V. Brewer
Associate
wbrewer@jmzell.com
202.682.8742

Sharon V. Dougherty
Director of Marketing
sdougherty@jmzell.com
202.218.4494

Aida M. Downing
Senior Principal
adowning@jmzell.com
202.682.8734

Matthew Draper
Financial Analyst
mdraper@jmzell.com
202.682.8723

William D. Farrell, FRICS, CRE, 
Senior Principal
wfarrell@jmzell.com
202.218.4488

Alex Guslistov
IT Administrator
aguslistov@jmzell.com
202.218.4482

Scott B. Kaufmann, CRE, 
Senior Vice President & CFO
skaufmann@jmzell.com
202.682.8733

Akilah A. King
Senior Associate
aking@jmzell.com
202.218.4487

Louis W. Kluger, CRE
Senior Principal
lkluger@jmzell.com
202.682.8749

Robert J. Neuman, Jr. 
Senior Principal
bneuman@jmzell.com
202.682.8743

Debra A. Ricks
Associate
dricks@jmzell.com
202.682.8722

Mark A. Sobel,
Executive Vice President and General Counsel
msobel@jmzell.com
202.682.8735

 Olga Stone
Controller
ostone@jmzell.com
202.218.4481

Tara G. Sullivan
Executive Assistant
tsullivan@jmzell.com
202.682.8739

Jennifer C. Tantum, LEED AP
Director of Construction Services
jtantum@jmzell.com
202.218.4484

Elizabeth L. Wilcox, LEED AP
Director of Land Planning Services
ewilcox@jmzell.com
202.682.8726

Jason B. Zell
Senior Associate
jasonzell@jmzell.com
202.682.7882

Jeffrey M. Zell, CRE
President & CEO
jzell@jmzell.com
202.682.8736