User Administration Office
Brookhaven National Laboratory
75 Brookhaven Avenue, Bldg. 725B
Upton, NY 11973-5000
Monday through Friday, 8:00 a.m. - 4:30 p.m.
All new and returning users must personally check in at Brookhaven National Laboratory’s Guests, Users, and Visitors (GUV) Center. The GUV Center is located on the first floor in Bldg. 400, on Brookhaven Avenue diagonally across from Berkner Hall.
Email is retrieved daily Monday through Friday. Responses to requests or information are made the same or next day.