Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Energy and Environment Division Staff

Energy and Environment - HQ

Name Phone Number
Sandra K Heckman (301) 975-5916
Andrew K. Persily (301) 975-6418
David A. Yashar (301) 975-5868

Heat Transfer and Alternative Energy Systems Group

Name Phone Number
Sai Meghasena Chavali (301) 975-6444
Alfred Collins
Jeffrey Cregger (301) 975-2116
Brian P. Dougherty (301) 975-6396
A. Hunter Fanney
Mario Feldhofer (301) 975-3564
Behrang Hamadani (301) 975-5548
William M. Healy (301) 975-4922
John W. Hettenhouser (301) 975-8179
Josefine Lecuyer (301) 975-2162
Luis A. Luyo (301) 975-2713
John Roller (301) 975-0637
Matthew Spencer (301) 975-8587
Tania Ullah (301) 975-8410
Robert R. Zarr (301) 975-6436

HVAC&R Equipment Performance Group

Name Phone Number
Valeri I. Babushok (301) 975-8975
Heunghee Bae (301) 975-5878
Lawrence H. Bennett
Piotr A. Domanski (301) 975-5877
Art Ellison (301) 975-6086
Michael Hegetschweiler (301) 975-5966
Nathan Kamphuis (301) 975-3752
Mark A. Kedzierski (301) 975-5282
Dennis Kim (301) 975-2748
Lingnan Lin (301) 975-6441
Gregory T. Linteris (301) 975-2283
John L. Pagliaro (301) 975-6675
Vance (Wm.) Payne (301) 975-6663
Harrison M Skye (301) 975-5871
John A. Wamsley (301) 975-6578
Nicole Williamson (301) 975-4112

Indoor Air Quality and Ventilation Group

Name Phone Number
Matthew Brookman (301) 975-4383
William Stuart Dols (301) 975-5860
Steven Emmerich (301) 975-6459
Mengyan Gong (301) 975-8102
Daniel Greb (301) 975-6419
Jason Ham (301) 975-6447
Jumarna Patrice Jenkins (301) 975-4216
Hyojin Kim
Larry Lee (301) 975-6447
Andrew Lock (301) 975-4383
Steven J. Nabinger (301) 975-6416
Lisa Ng (301) 975-4853
Brian Polidoro (301) 975-6445
Dustin Poppendieck (301) 975-8423
Antara Sahay (301) 975-4383
Robert N Sharpe (301) 975-6416
Kevin Teichman (301) 975-6421
Stephen Zimmerman (301) 975-4277

Mechanical Systems and Controls Group

Name Phone Number
Steven T. Bushby (301) 975-5873
Parastoo Delgoshaei (301) 975-5587
Michael Galler (301) 975-6521
Glen A. Glaeser (301) 975-4838
David Holmberg (301) 975-6450
George E. Kelly (301) 975-5850
Michael E. McCabe (301) 975-5432
Natascha S. Milesi-Ferretti (301) 975-6420
Farhad Omar (301) 975-4008
Amanda Pertzborn (301) 975-5879
Daniel Veronica (301) 975-5874