Berkeley Lab

Visa Services

Initiate a request icon_request2by clicking on the “Initiate Request” icon to the right.

Berkeley Lab’s Visa and Immigration Services office provides extensive visa and immigration services to over 1,800 international visitors and employees, representing over 80 countries around the globe.

Our office helps facilitate the visa process for employees and affiliates, and provides expert advice to foreign nationals, division management, and HR partners. We assist with preparing documents necessary to gain and maintain legal status in the U.S., including nonimmigrant and permanent residency status; serve as a resource on immigration issues and concerns; liaison with the many U.S. federal agencies involved in immigration processes; partner with Laboratory Counsel; and consult with external legal counsel on complex immigration issues.

We are here to answer your questions and provide you with outstanding support and guidance to make immigration a positive experience for all.  Please select from the Quick Link options on the right for assistance with your visa-related issue.

Important: USCIS Fee increases to take place, effective April 1, 2024

April 1, 2024 USCIS Fee Increases

Contact Us

For assistance, feedback or questions email us or call (510) 486-4774 and a Visa and Immigration Services Advisor will respond to your question within one business day.

Tamar Vered, Supervisor

All AFFILIATE Visa Processing Inquiries should be addressed to Tamar Vered 90 – 1088

Hunter Paul, Advisor

Larry Guo, Advisor


Physical Sciences:

  • Accelerator Technology and Applied Physics
  • Nuclear Science
  • Physics
  • Engineering

Computing Sciences:

  • Applied Mathematics and Computational Research
  • Scientific Data
  • Scientific Networking


  • Biological Systems and Engineering
  • Environmental Genomics and Systems Biology
  • Joint Genome Institute
  • Molecular Biophysics and Integrated Bioimaging

Operations/Laboratory Directorate:

  • Office of the Chief Financial Officer
  • Human Resources
  • Projects and Infrastructure Modernization
  • Environment, Health & Safety
  • Site Security and Emergency Services
  • Protective Services
  • Information Technology Division
  • Facilities
  • Parking and Transportation
  • Office of Institutional Assurance and Integrity



Earth & Environmental Sciences:

  • Climate and Ecosystems
  • Energy Geosciences

Energy Sciences:

  • Materials Sciences
  • Chemical Sciences
  • Advanced Light Source
  • Molecular Foundry
  • ALS-U

Energy Technologies Area (ETA):

  • Cyclotron Road
  • Building Technology and Urban Systems
  • Energy Analysis and Environmental Impacts
  • Energy Storage and Distributed Resources