Contact Us

Visiting and Getting in Touch

Lawrence Berkeley National Laboratory (Berkeley Lab) is one of 17 National Labs operated by the Department of Energy. The Lab is located in a secure area above the University of California, Berkeley, campus. Visitors must have a sponsor to enter the site.

Address & Phone / Fax

Building Technology Urban Systems Division
Energy Technologies Area
1 Cyclotron Road, MS 90R3111
Berkeley, CA 94720
Phone: (510) 486-7877


A scientist or staff member must sponsor your visit to Berkeley Lab. For more information, including how to get here, building access, gate information and more, please visit:


Request an in-person tour:

Explore FLEXLAB through a virtual tour:

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Maps and Directions to Berkeley Lab

Locate an Employee

Berkeley Lab Staff Directory:
Energy Technologies Area Staff Directory:
Building Technologies & Urban Systems Division Staff Directory:
FLEXLAB Staff Directory:


Executive Director

Cindy Regnier | Program Manager 4
Commercial Building Systems Group
Whole Building Systems Department | Building Technology & Urban Systems | Energy Technologies Area
Lawrence Berkeley National Laboratory

(510) 486-7011