Senior Associate

Ralph Yoo

  • People

Senior Associate

Ralph Yoo

Country / Territory

  • United StatesUnited States

Get in touch

Languages

  • English
  • Korean

Contact information

Email

[email protected]

T:+1 469 791 0397

F:+1 972 233 3134

Dallas

14951 N. Dallas Parkway

Suite #900

Dallas TX 75240

United States

Connect via Linkedin

Get in touch

Languages

  • English
  • Korean

Contact information

Email

[email protected]

T:+1 469 791 0397

F:+1 972 233 3134

Dallas

14951 N. Dallas Parkway

Suite #900

Dallas TX 75240

United States

Connect via Linkedin

Get in touch

Languages

  • English
  • Korean

Contact information

Email

[email protected]

T:+1 469 791 0397

F:+1 972 233 3134

Dallas

14951 N. Dallas Parkway

Suite #900

Dallas TX 75240

United States

Connect via Linkedin
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Ralph is a Senior Associate at Fragomen’s Dallas office, where he provides corporate immigration counsel to clients in a wide variety of industries, including engineering, manufacturing, retail, real estate, information technology and financial services. His practice encompasses all aspects of corporate immigration, including immigrant and nonimmigrant employment-based visas, PERM labor certification, permanent residence and employer compliance. Ralph has partnered with emerging companies of all sizes to develop efficient and sustainable immigration programs.

Prior to joining Fragomen’s Dallas office, Ralph was an Associate at Fragomen’s Irvine and Chicago offices, where he led a legal team that provided strategic immigration counsel to multiple start-up, multinational and Fortune 500 companies.

Ralph has provided pro bono services in partnership with the National Immigrant Justice Center and World Relief.

Ralph speaks English and Korean.

Education

  • University of California Los Angeles, School of Law, J.D., 2016
  • University of California, Irvine, B.A., 2011

More from Ralph

Admissions

Bar Admissions: California, Illinois 

Practice Limited to Federal Immigration & Nationality Law

Awards

Named to Best Lawyers in America: Ones to Watch (Woodward/White, Inc.), 2026

Experience

Counseled employers on immigration consequences of corporate mergers, acquisitions, divestitures and other forms of corporate reorganization.

Advised corporate clients on developing and implementing organizational immigration policies.

Assisted major multinational engineering and technology companies with obtaining nonimmigrant and immigrant visas for their professional staff.

Secured visa approvals for clients establishing new businesses in the United States.

Assisted C-level executives of multi-billion-dollar companies with immigrant and nonimmigrant visas.

Publications and lectures

Co-author, “COVID Related I-9 Accommodations.” OC Business Journal, Page A-20, June 2021.

Co-author, “The Invisible Wall: Legal Immigration Challenges Facing Businesses in the Trump Era,” OC Lawyer, Volume 62, Issue 3, Page 40, March 2020.

Ralph’s insights

August 21, 2025 | Awards

Fragomen Attorneys Recognized in the 2026 Edition of The Best Lawyers in America™Read more

February 29, 2024 | Seminar

Fragomen Mobility Mornings: Navigating the Current Immigration LandscapeRead more

July 6, 2020 | Video

Abandonment of Lawful Permanent Resident Status & Renunciation of U.S. CitizenshipRead more
More related insights

Ralph’s insights

August 21, 2025 | Awards

Fragomen Attorneys Recognized in the 2026 Edition of The Best Lawyers in America™Read more

February 29, 2024 | Seminar

Fragomen Mobility Mornings: Navigating the Current Immigration LandscapeRead more

July 6, 2020 | Video

Abandonment of Lawful Permanent Resident Status & Renunciation of U.S. CitizenshipRead more
More related insights

Ralph’s insights

August 21, 2025 | Awards

Fragomen Attorneys Recognized in the 2026 Edition of The Best Lawyers in America™Read more

February 29, 2024 | Seminar

Fragomen Mobility Mornings: Navigating the Current Immigration LandscapeRead more

July 6, 2020 | Video

Abandonment of Lawful Permanent Resident Status & Renunciation of U.S. CitizenshipRead more
More related insights

Country / Territory

  • United StatesUnited States

Get in touch

Languages

  • English
  • Korean

Contact information

Email

[email protected]

T:+1 469 791 0397

F:+1 972 233 3134

Dallas

14951 N. Dallas Parkway

Suite #900

Dallas TX 75240

United States

Connect via Linkedin

Ralph’s insights

August 21, 2025 | Awards

Fragomen Attorneys Recognized in the 2026 Edition of The Best Lawyers in America™Read more

February 29, 2024 | Seminar

Fragomen Mobility Mornings: Navigating the Current Immigration LandscapeRead more

July 6, 2020 | Video

Abandonment of Lawful Permanent Resident Status & Renunciation of U.S. CitizenshipRead more
More related insights

Share

  • Twitter
  • Facebook
  • LinkedIn

Share

  • Twitter
  • Facebook
  • LinkedIn

Get in touch

Languages

  • English
  • Korean

Contact information

Email

[email protected]

T:+1 469 791 0397

F:+1 972 233 3134

Dallas

14951 N. Dallas Parkway

Suite #900

Dallas TX 75240

United States

Connect via Linkedin

Ralph’s insights

August 21, 2025 | Awards

Fragomen Attorneys Recognized in the 2026 Edition of The Best Lawyers in America™Read more

February 29, 2024 | Seminar

Fragomen Mobility Mornings: Navigating the Current Immigration LandscapeRead more

July 6, 2020 | Video

Abandonment of Lawful Permanent Resident Status & Renunciation of U.S. CitizenshipRead more
More related insights

Share

  • Twitter
  • Facebook
  • LinkedIn

Share

  • Twitter
  • Facebook
  • LinkedIn

Get in touch

Languages

  • English
  • Korean

Contact information

Email

[email protected]

T:+1 469 791 0397

F:+1 972 233 3134

Dallas

14951 N. Dallas Parkway

Suite #900

Dallas TX 75240

United States

Connect via Linkedin

Ralph’s insights

August 21, 2025 | Awards

Fragomen Attorneys Recognized in the 2026 Edition of The Best Lawyers in America™Read more

February 29, 2024 | Seminar

Fragomen Mobility Mornings: Navigating the Current Immigration LandscapeRead more

July 6, 2020 | Video

Abandonment of Lawful Permanent Resident Status & Renunciation of U.S. CitizenshipRead more
More related insights

Share

  • Twitter
  • Facebook
  • LinkedIn

Share

  • Twitter
  • Facebook
  • LinkedIn

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Eight professionals in Fragomen’s Mexico City office have been recognized in the 2027 edition of The Best Lawyers in Mexico™ for Immigration Law.

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Blog post

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Learn more

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UK Global Talent Visa vs Innovator Founder Visa: A Guide for Tech Professionals, Researchers and Founders

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Learn more

Blog post

Polish Citizenship by Descent: Finding Family Records and Navigating Polish Archives

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Learn more
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2026年10月 米国移民法ダイジェストLearn more

Fragomen news

Fragomen Appoints Timo Heck as Managing Partner of DACH Region

Fragomen has appointed Timo Heck as Managing Partner of the DACH region, encompassing Germany, Austria and Switzerland.

Learn more

Awards

Fragomen Professionals Recognized in the 2027 Edition of The Best Lawyers in Mexico™

Eight professionals in Fragomen’s Mexico City office have been recognized in the 2027 edition of The Best Lawyers in Mexico™ for Immigration Law.

Learn more

Blog post

How Employers Can Support Integration and Retain International Talent in Germany

Senior Manager Katharina Vorländer explores how employers in Germany can look beyond the initial immigration process to support integration, long-term stability and the retention of international talent.

Learn more

Media mentions

Scottish Legal News: Scotland’s Investment Ambitions Depend on Workforce Readiness

Director Kelly Hardman explores why workforce planning is essential to Scotland’s investment ambitions and long-term economic growth.

Learn more

Fragomen news

Comment on DHS Proposal to Eliminate the 60-day Grace PeriodLearn more

Fragomen news

Comment on DHS proposal to impose up to $100,000 in Optional Practical Training FeesLearn more

Media mentions

Human Resources Director: Fixed-Term Contract Limits Squeeze Visa Sponsorship, Research Warns

Co-authors Partner Charles Johanes, Senior Counsel Anna Boucher and Allens Partner Tarsha Gavin explore the intersection of Australia’s migration and employment laws and the implications for employers sponsoring temporary visa holders.

Learn more

Media mentions

Prawo: Pracodawca na pierwszej linii: jak reforma zatrudniania cudzoziemców przesuwa odpowiedzialność na firmy

Partner Karolina Schiffter examines how Poland’s proposed foreign employment reforms could increase employers’ administrative and compliance responsibilities.

Learn more

Blog post

Trusted Digital Identity Is Critical Infrastructure for Global Mobility

In the first blog in a new series, Managing Director, Digital Identity Amit Sharma explores why trusted digital identity is becoming increasingly important to global mobility, how reusable digital credentials could work and why interoperability across systems and jurisdictions will be critical.

Learn more

Blog post

UK Global Talent Visa vs Innovator Founder Visa: A Guide for Tech Professionals, Researchers and Founders

Senior Associate Amelia Haynes compares the UK’s Global Talent and Innovator Founder visa routes, examining who each route may suit, the evidence required, professional flexibility and potential pathways to settlement.

Learn more

Blog post

Polish Citizenship by Descent: Finding Family Records and Navigating Polish Archives

Poland Immigration Strategy Director Tomasz Rogala and Senior Associate Tomasz Rdzanek explain how applicants pursuing Polish citizenship by descent can locate family records, navigate archives and obtain documentary evidence that can be used in citizenship proceedings.

Learn more
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Fragomen news

2026年10月 米国移民法ダイジェストLearn more
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Important Updates
Important Updates
November 12, 2026 | 🌐Middle East - The Latest News on Mobility and Travel Considerations
November 12, 2026 | Austria, Germany, SwitzerlandFragomen Appoints Timo Heck as Managing Partner of DACH Region
November 12, 2026 | MexicoFragomen Professionals Recognized in the 2027 Edition of The Best Lawyers in Mexico™
November 12, 2026 | IndiaIndia: Simplification of Visa Categories and Reduction in Application Information Requirements
November 12, 2026 | IrelandIreland: New Seasonal Employment Permit Program Launched for Horticultural Sector Workers
November 12, 2026 | 🌐Middle East - The Latest News on Mobility and Travel Considerations
November 12, 2026 | Austria, Germany, SwitzerlandFragomen Appoints Timo Heck as Managing Partner of DACH Region
November 12, 2026 | MexicoFragomen Professionals Recognized in the 2027 Edition of The Best Lawyers in Mexico™
November 12, 2026 | IndiaIndia: Simplification of Visa Categories and Reduction in Application Information Requirements
November 12, 2026 | IrelandIreland: New Seasonal Employment Permit Program Launched for Horticultural Sector Workers
November 12, 2026 | 🌐Middle East - The Latest News on Mobility and Travel Considerations
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