Tamara T Guillen

Immigration Lawyer at Erickson Immigration Group

  • Recent Case: 228
  • Success Rate: 100%

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Contact Information


  • 703-678-4000
  • tamara@eiglaw.com, tamara@eiglaw.com
  • 2101 Wilson Blvd. Suite 1100, Arlington , VA 22201

About Tamara T Guillen


Tamara T Guillen, who is licensed to practice at Court Of Appeals, DC, is an immigraton attorney at Erickson Immigration Group. During the past three years, Tamara T Guillen has filed 176 labor condition applications for H-1B visas, all have been approved , and 52 labor petitions for employment based green cards, all have been certified(approved). The overall case success rate is 100%.

Statistics of Labor Petitions for H-1B Visa & Employment Based Green Card(PERM)


LCA For H-1B Visa
  • Applications Filed: 176
  • Case Denied: 0
LC for Green Card(PERM)
  • Applications Filed: 52
  • Cased Denied: 0

Labor Petitions (LC) for Green Card (PERM) Applications


Tamara T Guillen has assisted clients in filing labor petitions for Green Card (PERM) applications. Below are key statistics:

Top Beneficiary Visas

H-1B, L-1

Top Job Titles

Software Engineer 3, Software Engineer 2, Data Scientist 1, Software Engineer, Mts 1, Software Engineer, Data Scientist 1, Product Analytics, Engineering Program Management 3, Software Engineer - Back End, Mts 2, Software Engineer, Product Management 3

Top O*NET Titles

Software Developers, Software Developers, Applications, Computer Systems Analysts, Information Security Analysts, Software Developers, Systems Software, Data Scientists, Network And Computer Systems Administrators, Statisticians, Project Management Specialists, Regulatory Affairs Managers

Top Locations

San Jose, CA, Austin, TX, Scottsdale, AZ, Bethesda, MD, Washington, DC, Draper, UT, Timonium, MD, Los Angeles, CA, New York, NY, Seattle, WA

Labor Condition Applications(LCA) for H-1B Visa


Tamara T Guillen has filed labor condition applications for H-1B visas for a wide variety of positions and locations. Below are the top statistics:

Top Beneficiary Visas

H-1B, E-3 Australian

Top Job Titles

Software Engineer Iii, Business Systems Analyst Iii, Software Engineer Iv, Software Engineer 2, Devops Engineer Iv, Senior Manager, Tc - Eas, Senior Consultant, Tc - Security And Privacy, Mts 1, Software Engineer, Software Engineer 3, Software Engineer Ii

Top O*NET Titles

Software Developers, Information Security Analysts, Software Developers, Systems Software, Computer Systems Analysts, Computer and Information Systems Managers, Business Intelligence Analysts, Information Technology Project Managers, Human Resources Specialists, Accountants and Auditors, Financial Quantitative Analysts

Top Locations

San Ramon, CA, Dallas, TX, Austin, TX, San Jose, CA, New York, NY, Atlanta, GA, Chicago, IL, San Francisco, CA, Los Angeles, CA, Boston, MA

Practice Areas


  • Employment Visas: Assists businesses and individuals with work visa applications, including H-1B, L-1, O-1, and E-2 visas.
  • Naturalization and Citizenship: Guides individuals through the process of becoming U.S. citizens.
  • Asylum Applications: Assists individuals fleeing persecution in their home countries.
  • Workplace Compliance and Audits: Guides employers in complying with immigration laws.

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