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Catherine Elizabeth Seaver
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Catherine (Cat) is an Associate at Fragomen’s Boston office, where she primarily assists corporate clients with employment-based nonimmigrant visas, focusing on Hs, Ls and TNs.
Prior to becoming an attorney, Cat spent five years as a paralegal at Fragomen’s Boston office, primarily focusing on PERM labor certifications, O-1s, requests for evidence (RFE) and EB-1s. She spent the summer of 2024 as a Summer Associate at Fragomen’s Miami office, where she gained a variety of experience filing nonimmigrant visas, immigrant visas and RFEs for large, mid-size and small clients. While awaiting bar admission, Cat served as a Law Clerk at Fragomen’s Boston office where she performed supervised review of cases and assisted with AAO Appeals.
Education
- American University, Washington College of Law, J.D., 2025
- Suffolk University, B.A., magna cum laude, 2020
More from Catherine
Admissions
Bar Admissions: Massachusetts
Practice Limited to Federal Immigration & Nationality Law
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Explore more at Fragomen
Fragomen news
Fragomen, together with SICPA and Deutsche Rentenversicherung Bund, has been selected by the European Labour Authority as a 2026 Good Practice for an EU-funded WE BUILD use case exploring how digital identity solutions could help transform PD A1 processes and support cross-border labour mobility in Europe.
Media mentions
Senior Manager Louise Senior highlights how expanded UK right to work requirements will affect hospitality businesses using temporary and contingent workers.
Media mentions
Partners Rajiv Naik and Hyla Kaplan Rosenberg explore how global talent policies are reshaping the biopharma industry.
Video
Counsel Christopher L. Wendt discusses why J-1 exchange visitors should carefully evaluate health insurance options during open enrollment and how a proposed Department of State rule could increase the consequences of selecting coverage that does not meet applicable requirements.
Media mentions
Director Kelly Hardman examines proposals for a more tailored immigration framework in Scotland that reflects the country’s economic, workforce and demographic needs.
Media mentions
Practice Leader Olga Nechita outlines common pathways to obtaining a second passport and key considerations for prospective applicants.
Blog post
Director Isobel Neilson and Manager Sophie Jo Wasson examine how Malta’s Citizenship by Merit framework considers exceptional achievement and contribution alongside the country’s long-term priorities under Vision 2050, and what applicants should consider when developing a credible case.
Media mentions
Partner Naomi Goldshtein discusses how new UK right to work requirements extend beyond direct employees and the steps businesses should take to understand and manage workforce compliance.
Blog post
Partners Aviva Meerschwam and Christine Sullivan, Senior Associate Tuğba Özyakup and Junior Immigration Consultant Gabriela Gonzalez examine how the Dutch-American Friendship Treaty operates in the Netherlands and the US, and what the differences mean for entrepreneurs, investors and businesses pursuing transatlantic growth.
Awards
Fragomen is a Top 10 finalist for the 2026 Cartus Masters Cup, Cartus’ highest supplier honor recognizing exceptional service, collaboration, innovation and commitment to clients and relocating employees.
Fragomen news
Fragomen, together with SICPA and Deutsche Rentenversicherung Bund, has been selected by the European Labour Authority as a 2026 Good Practice for an EU-funded WE BUILD use case exploring how digital identity solutions could help transform PD A1 processes and support cross-border labour mobility in Europe.
Media mentions
Senior Manager Louise Senior highlights how expanded UK right to work requirements will affect hospitality businesses using temporary and contingent workers.
Media mentions
Partners Rajiv Naik and Hyla Kaplan Rosenberg explore how global talent policies are reshaping the biopharma industry.
Video
Counsel Christopher L. Wendt discusses why J-1 exchange visitors should carefully evaluate health insurance options during open enrollment and how a proposed Department of State rule could increase the consequences of selecting coverage that does not meet applicable requirements.
Media mentions
Director Kelly Hardman examines proposals for a more tailored immigration framework in Scotland that reflects the country’s economic, workforce and demographic needs.
Media mentions
Practice Leader Olga Nechita outlines common pathways to obtaining a second passport and key considerations for prospective applicants.
Blog post
Director Isobel Neilson and Manager Sophie Jo Wasson examine how Malta’s Citizenship by Merit framework considers exceptional achievement and contribution alongside the country’s long-term priorities under Vision 2050, and what applicants should consider when developing a credible case.
Media mentions
Partner Naomi Goldshtein discusses how new UK right to work requirements extend beyond direct employees and the steps businesses should take to understand and manage workforce compliance.
Blog post
Partners Aviva Meerschwam and Christine Sullivan, Senior Associate Tuğba Özyakup and Junior Immigration Consultant Gabriela Gonzalez examine how the Dutch-American Friendship Treaty operates in the Netherlands and the US, and what the differences mean for entrepreneurs, investors and businesses pursuing transatlantic growth.
Awards
Fragomen is a Top 10 finalist for the 2026 Cartus Masters Cup, Cartus’ highest supplier honor recognizing exceptional service, collaboration, innovation and commitment to clients and relocating employees.



