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Research Staff

Photo of Achilles Karagiozis

Achilles Karagiozis

Building Technologies and Science Center Director

Achilles Karagiozis is the director of NREL’s Buildings and Thermal Sciences Center. He manages a multidisciplinary team of approximately 150 researchers within the laboratory’s buildings, concentrating solar power, and geothermal technologies groups.

Achilles.Karagiozis@nrel.gov
303-384-7521

Photo of Roderick Jackson

Roderick Jackson

Laboratory Program Manager III-Mechanical Engineering

Roderick Jackson is the laboratory program manager for buildings-related research at NREL. He works closely with senior laboratory management to set the strategic agenda for NREL's buildings portfolio, including all research, development, and market implementation activities, which aim to improve the energy efficiency of building materials and practices.

Roderick.Jackson@nrel.gov
303-275-4809

Photo of Bill Livingood

Bill Livingood

Group Manager, Commercial Buildings

Bill is an expert in building energy analysis, computational thermal analysis, and data acquisition and an inventor on three patents for power generation technologies. As manager of the commercial buildings research team, he oversees the development of next generation simulation capabilities and guidance documents such as the Advanced Energy Design Guides (AEDG) that provide building- and U.S. climate zone-specific design recommendations.

William.Livingood@nrel.gov
303-384-7490

Photo of David Roberts

Dave Roberts

Manager, Residential Buildings Research Group

Dave leads a group of talented engineers and scientists leveraging computer modeling, lab experimentation, and field validation to conduct research and develop innovations furthering residential building energy efficiency. Dave joined NREL in 2008 with the goal to improve the efficiency of residential buildings in the United States through the development and advancement of building energy modeling technology. Since then, Dave's research interests have expanded to include building science issues related to heat and moisture transport, as well as optimization of building integration into broader energy systems to facilitate higher penetrations of renewable energy resources.

David.Roberts@nrel.gov
303-384-7496

Photo of Judith Vidal

Judith Vidal

Group Manager, Building Energy Science

Since Vidal joined the Building and Thermal Sciences Center in 2010, she has established an international reputation for her cutting-edge work on molten salts. In performing that research, she built a first-class laboratory for measuring the full range of thermophysical material properties and performing corrosion tests. Vidal is a joint faculty member at the Colorado School of Mines. She has diversified her expertise and capabilities in other technologies such as water splitting electrolysis, fuel cells, thermoelectrics, and biofuels.

Judith.Vidal@nrel.gov
303-275-4290

Photo of Michael Deru

Michael Deru

Group Manager, Communities and Urban Science

Dr. Deru joined NREL in 2000 and manages the Systems Performance section in the Commercial Buildings Research Group at the National Renewable Energy Laboratory. He leads projects on the development and testing of novel HVAC systems, building performance simulations, performance metrics for sustainability, source energy and emissions factors, water, and the U.S. Life Cycle Inventory Database. Dr. Deru received an R&D 100 award in 2005 and is very active within ASHRAE. Prior to joining NREL, Michael worked as a nuclear plant engineer with Westinghouse Electric Corp. supporting the U.S. Naval Nuclear Power program.

Michael.Deru@nrel.gov
303-384-7503

Name Position Email Phone
Adhikari, Rajendra Researcher III-Software Development Rajendra.Adhikari@nrel.gov 303-275-3955
Allen, Amy Researcher II-Mechanical Engineering Amy.Allen@nrel.gov 303-275-4271
Balamurugan, Sivasathya Pradha Researcher III-Software Engineering SivasathyaPradha.Balamurugan@nrel.gov 303-275-3883
Ball, Brian Engineering Brian.Ball@nrel.gov 303-275-4569
Benne, Kyle Researcher IV-Software Engineering Kyle.Benne@nrel.gov 303-275-4603
Bernal Heredia, Willy Electrical and Mechanical Engineer Willy.Bernalheredia@nrel.gov 303-384-7404
Bianchi, Carlo Researcher II-Mechanical Engineering Carlo.Bianchi@nrel.gov 303-275-3648
Bianchi, Marcus Senior Research Engineer and Business Development Lead Marcus.Bianchi@nrel.gov 303-384-6756
Blair, Aileen Professional II-Project Controller Aileen.Blair@nrel.gov 303-384-7364
Bonnema, Eric Researcher III-Mechanical Engineering Eric.Bonnema@nrel.gov 303-384-6185
Booten, Chuck Senior Engineer Chuck.Booten@nrel.gov 303-275-3167
Bulk, Alex Researcher III-Mechanical Engineering Alexander.Bulk@nrel.gov 303-384-6358
Burkett, Lena Researcher IV-Mechanical Engineering Lena.Burkett@nrel.gov 202-488-2232
CaraDonna, Christopher Researcher II-Mechanical Engineering Christopher.CaraDonna@nrel.gov 303-275-4535
Charan, Tanushree Researcher II-Mechanical Engineering Tanushree.Charan@nrel.gov 303-384-7249
Chinde, Venkatesh Researcher III-Mechanical Engineering Venkatesh.Chinde@nrel.gov 303-275-4825
Chintala, Rohit Researcher III-Electrical Engineering Rohit.Chintala@nrel.gov 303-275-4286
Christensen, Dane Acting Manager – Cybersecurity & Resilience Dane.Christensen@nrel.gov 303-384-7437
Coleman, Tim Researcher III-Software Engineering Tim.Coleman@nrel.gov 303-275-3743
Cu, Khanh Nguyen Researcher II-Mechanical Engineering KhanhNguyen.Cu@nrel.gov 303-384-7156
Cui, Shuang Researcher III-Mechanical Engineering Shuang.Cui@nrel.gov 303-275-4693
Dahlhausen, Matthew Researcher III-Mechanical Engineering Matthew.Dahlhausen@nrel.gov 303-384-7543
Deru, Michael Group Manager, Communities and Urban Science Michael.Deru@nrel.gov 303-384-7503
Earle, Lieko Senior Research Engineer Lieko.Earle@nrel.gov 303-275-4355
El Kontar, Rawad Researcher III-Mechanical Engineering Rawad.ElKontar@nrel.gov 303-275-3705
Faramarzi, Ramin Researcher V-Mechanical Engineering Ramin.Faramarzi@nrel.gov 303-384-7330
Field-Macumber, Kristin Researcher III-Mechanical Engineering Kristin.Field-Macumber@nrel.gov 303-384-7376
Fleming, Katherine Database and Web Applications Engineer Katherine.Fleming@nrel.gov 303-275-4331
Fontanini, Tony Researcher IV-Model Engineering Anthony.Fontanini@nrel.gov 303-275-3286
Frank, Steve Professional IV-Engineer Stephen.Frank@nrel.gov 303-275-4249
Gentile Polese, Luigi Researcher V-Data Science Luigi.Gentile.polese@nrel.gov 303-275-4362
Goldwasser, David Researcher IV-Software Engineering David.Goldwasser@nrel.gov 303-275-3785
Goyal, Anurag Researcher III-Mechanical Engineering Anurag.Goyal@nrel.gov 303-384-6451
Haile, Selam Researcher II-Mechanical Engineering Selam.Haile@nrel.gov 303-275-3165
Harris, Chioke Researcher IV-Model Engineering Chioke.Harris@nrel.gov 303-275-3904
Henze, Gregor Contingent Worker Gregor.Henze@nrel.gov 303-384-6408
Horowitz, Scott Researcher V-Model Engineering Scott.Horowitz@nrel.gov 303-384-7560
Horsey, Ry Researcher III-Software Engineering Henry.Horsey@nrel.gov 303-275-4919
Houssainy, Sammy Researcher III-Mechanical Engineering Sammy.Houssainy@nrel.gov 720-602-5875
Jackson, Roderick Laboratory Program Manager III-Mechanical Engineering Roderick.Jackson@nrel.gov 303-275-4809
Jin, Xin Researcher IV-Control Engineering Xin.Jin@nrel.gov 303-275-4360
Karagiozis, Achilles Building Technologies and Science Center Director Achilles.Karagiozis@nrel.gov 303-384-7521
Kaufman, Zoe Researcher II-Mechanical Engineering Zoe.Kaufman@nrel.gov 303-384-7636
Kim, Janghyun Researcher III-Mechanical Engineering Janghyun.Kim@nrel.gov 303-384-7459
Kishore, Ravi Researcher III-Mechanical Engineering Ravi.Kishore@nrel.gov 303-384-7538
Klammer, Noah Graduate III-Physics Noah.Klammer@nrel.gov 303-275-3273
Kochevar, Emily Professional I-Project Controller Emily.Kochevar@nrel.gov 303-384-6633
Kommandur, Sampath Postdoctoral Researcher-Mechanical Engineering Sampath.Kommandur@nrel.gov 303-384-7465
Kozubal, Eric Sr. Mechanical Engineer Eric.Kozubal@nrel.gov 303-384-6155
Langner, Rois Senior Research Engineer Margarete.Langner@nrel.gov 303-275-4329
LeBar, Amy Researcher II-Mechanical Engineering Amy.LeBar@nrel.gov 303-384-6806
Leach, Matt Researcher IV-Mechanical Engineering Matt.Leach@nrel.gov 303-384-7987
Lee, Edwin Researcher IV-Mechanical Engineering Edwin.Lee@nrel.gov 303-275-3110
Ainsworth, Lin Researcher III-Software Engineering Lin.Ainsworth@nrel.gov 303-275-4319
Livingood, Bill Group Manager, Commercial Buildings William.Livingood@nrel.gov 303-384-7490
Long, Nicholas Senior Engineer Nicholas.Long@nrel.gov 303-384-6183
Maguire, Jeff Research Engineer Jeff.Maguire@nrel.gov 303-275-4309
Mahvi, Allison Postdoctoral Researcher-Mechanical Engineering Allison.Mahvi@nrel.gov 303-275-4118
Mayernik, Jack Project Manager IV-Research Support John.Mayernik@nrel.gov 202-488-2209
Merket, Noel Researcher IV-Model Engineering Noel.Merket@nrel.gov 303-275-3156
Meyer, Paul Postdoctoral Researcher-Chemical Engineering Paul.Meyer@nrel.gov 303-275-4770
Meyer, Ryan Researcher III-Mechanical Engineering Ryan.Meyer@nrel.gov 303-275-4776
Mitchell, Matt Researcher III-Model Engineering Matt.Mitchell@nrel.gov 303-384-6845
Moore, Nathan Research Engineer Nathan.Moore@nrel.gov 303-275-3072
Nam, Dareum Postdoctoral Researcher-Mechanical Engineering Dareum.Nam@nrel.gov
Odukomaiya, Wale Researcher III-Mechanical Engineering Adewale.Odukomaiya@nrel.gov 303-630-2420
Park, Ben Researcher III-Mechanical Engineering Benjamin.Park@nrel.gov 303-275-3285
Parker, Andrew Researcher IV-Mechanical Engineering Andrew.Parker@nrel.gov 303-275-4568
Petersen, Anya Senior Software Engineer Anya.Petersen@nrel.gov 303-275-4598
Phillips, Lucas Researcher II-Mechanical Engineering Lucas.Phillips@nrel.gov 303-384-6482
Pless, Shanti Researcher V-Mechanical Engineering Shanti.Pless@nrel.gov 303-384-6365
Podder, Ankur Buildings Advanced Manufacturing and Integration Science Research Engineer Ankur.Podder@nrel.gov 303-384-7178
Polly, Ben Senior Research Engineer Ben.Polly@nrel.gov 303-384-7429
Praprost, Marlena Researcher II-Mechanical Engineering Marlena.Praprost@nrel.gov 303-275-3909
Present, Elaina Researcher III-Mechanical Engineering Elaina.Present@nrel.gov 303-275-4324
Reyna, Janet Senior Research Engineer Janet.Reyna@nrel.gov 303-275-3218
Rippy, Kerry Postdoctoral Researcher-Mechanical Engineering Kerry.Rippy@nrel.gov 303-275-4166
Roberts, Dave Manager, Residential Buildings Research Group David.Roberts@nrel.gov 303-384-7496
Robertson, Joe Research Engineer Joseph.Robertson@nrel.gov 303-275-4575
Rothgeb, Stacey Senior Engineer Stacey.Rothgeb@nrel.gov 303-275-4361
Schott, Marjorie Project Manager II NEX-Research Marjorie.Schott@nrel.gov 303-275-3913
Shoukas, Greg Researcher III-Mechanical Engineering Gregory.Shoukas@nrel.gov 303-384-6690
Sparn, Bethany Senior Research Engineer Bethany.Sparn@nrel.gov 303-384-7442
Speake, Andrew Researcher II-Mechanical Engineering Andrew.Speake@nrel.gov 303-275-3253
Sprik, Sam Researcher V-Mechanical Engineering Sam.Sprik@nrel.gov 303-275-4431
Studer, Danny Program Manager IV-Research Support Daniel.Studer@nrel.gov 303-275-4368
Swindler, Alex Researcher III-Software Engineering Alex.Swindler@nrel.gov 303-275-3265
Torcellini, Paul Principal Engineer Paul.Torcellini@nrel.gov 303-384-7528
Trenbath, Kim Researcher IV-Systems Engineering Kim.Trenbath@nrel.gov 303-275-3710
Truitt, Sarah Project Manager IV-Research Sarah.Truitt@nrel.gov 303-275-4684
Tuttle, Robin Professional III-Project Controller Robin.Tuttle@nrel.gov 303-384-6958
Van Dyke, Barbara Business Support II-Administrative Associate Barbara.Vandyke@nrel.gov 303-384-7440
Vidal, Judith Group Manager, Building Energy Science Judith.Vidal@nrel.gov 303-275-4290
Viveiros, Austin Researcher I-Software Engineering Austin.Viveiros@nrel.gov 303-275-3804
Wheeler, Grant Researcher III-Mechanical Engineering Grant.Wheeler@nrel.gov 303-275-4577
Wilson, Eric Senior Research Engineer Eric.Wilson@nrel.gov 303-275-4676
Winkler, Jon Senior Research Engineer Jon.Winkler@nrel.gov 303-275-4356
Woldekidan, Korbaga Researcher IV-Data Science Korbaga.Woldekidan@nrel.gov 303-275-4310
Woods, Jason Senior Research Engineer Jason.Woods@nrel.gov 303-384-6189
Xiong, Jie Researcher III-Mechanical Engineering Jie.Xiong@nrel.gov 303-275-3924
Zhang, Liang Researcher III-Mechanical Engineering Liang.Zhang@nrel.gov 303-275-4389
Zhou, Yueyue Researcher II-Mechanical Engineering Yueyue.Zhou@nrel.gov 303-384-7510
Zuo, Wangda Contingent Worker Wangda.Zuo@nrel.gov 303-275-4615
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