About us

Created by experienced business immigration lawyers, ImmiPartner is the turn-key U.S. immigration solution for companies seeking to turn their immigration programs into a best-in-class talent acquisition tools while ensuring compliance and leading legal case processing.

Out technology partnership with Bridge allows us to deliver a user-focused experience. We care about our clients, as proven by our Net Promoter Scores which are collected after the processing of each corporate immigration case.

Ting Ni
Partner / Co-Founder

Ting began her immigration career over ten years ago, working on cases for leading researchers, scientists, and academics. Before co-founding ImmiPartner, she led the High Growth practice of a large corporate immigration firm based in San Francisco. There, she built a dedicated team that directly handled case processing for hundreds of companies and over one thousand foreign employees at any given time. Her clients ranged from pre-seed startups to large, publicly-traded multinational corporations.

She also worked closely with foreign entrepreneurs and investors, creating immigration strategies for them to grow their companies’ corporate presence and market share in the U.S. Ting has been an invited speaker on topics related to immigration strategies at various incubators, accelerators, and VC firms.

Ting is admitted to practice law in California and is a member of the American Immigration Lawyers Association. She is fluent in Mandarin Chinese.

Tu Castillo
Partner

Tu has worked exclusively in Business Immigration for more than 20 years. Her early career years were spent with a large, global immigration firm in Silicon Valley where she initially worked as a Paralegal while attending law school. Since then, she has worked with both mid-sized and large global firms to provide in-depth immigration expertise to corporate clients of all sizes, enabling them to adjust their policies in an ever-evolving immigration environment.

Throughout her career, she has assisted numerous students, professionals, innovators, athletes, and artists in securing short- and long-term work visas and U.S. residency and citizenship. Tu is active in the American Immigration Lawyers Association, serving on multiple local and national committees to deliver the most up-to-date immigration news to members.

Tu is admitted to practice law in California.

Dennis Hul
Senior Associate Attorney

Dennis is an Associate Attorney with ImmiPartner where he represents corporate clients in all aspects of employment based immigration and nonimmigrant visa matters. He has experience representing clients across various industries including information technology, medicine, engineering and business.

Prior to joining ImmiPartner, Dennis served as an Associate Attorney with immigration firms in Dallas and New York where he worked closely with Fortune 100 companies preparing nonimmigrant and immigrant petitions. He is experienced with providing comprehensive support to corporate leadership on developments within immigration law and working with companies to develop their immigration programs.

Dennis is admitted to practice law in Rhode Island and is fluent in English, Cambodian, and conversational Japanese.

Kruthi Vishwanath
Associate Attorney

Kruthi is an Associate Attorney at ImmiPartner providing immigration counsel to corporate clients of all sizes. She handles all aspects of business immigration including work visas and green card matters from start to finish, while additionally helping clients build out robust, customized immigration programs.

Kruthi has been deeply involved in the practice of US immigration law since graduating law school in 2014. Prior to joining ImmiPartner, she worked at a fast-paced boutique immigration law firm in San Jose, where she successfully handled complex and routine business immigration matters for individual clients as well as early-stage and mid-sized companies. 

Kruthi is admitted to practice law in New York and India. She is fluent in English, Kannada and Hindi.

Andrew H. Smith
Associate Attorney

Andrew is an Associate Attorney at ImmiPartner, providing expert immigration advice for all types of corporate clients. He handles all aspects of the business immigration process and brings a personalized and comprehensive approach to solving complex immigration issues.

Andrew has focused his practice on business immigration law since graduating from law school. Prior to joining ImmiPartner, he worked at a global high-volume immigration firm, successfully handling complex cases for a broad range of individual clients including researchers and academics and assisting corporate clients of all sizes in achieving their desired immigration outcomes.

Andrew is admitted to practice law in Massachusetts.