Success Stories: Our Hardworking Team Helps Visiting Researcher from Brazil in Metrology Obtain NIW Approval in Just 7 Days

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Customer Testimonial:

“My EB2-NIW the petition was approved after just one week with premium treatment! The service provided is excellent. The petition letter was really well written and the communication was very good.


August 1stst2023 we received another one EB-2 NIW (Renunciation of national interest) approval for a visiting researcher in the field of metrology (Approval notice).


General area: Metrology

Position at the time of submission of the file: Guest researcher

Native country: Brazil

State of residence at the time of filing: Maryland

Approval notice Date: August 1st2023

Processing time : 7 days (Premium Processing requested)


Summary of the case:

North American Immigration Law Group prepared relevant material for our client, a visiting researcher from Brazil, to show his achievements in his chosen metrology field, and successfully helped the candidate complete his EB2-NIW application:

  • 12 peer-reviewed journal articles (including 4 first authored), 10 conference articles (including 2 first authored) and 2 books (including 1 first authored) published in top peer-reviewed journals.
  • According to Google Scholar, his publications have been cited a total of 51 times.
  • Because of his knowledge and expertise, he has been regularly invited to conduct peer reviews for authoritative journals and conferences in the field. He has conducted at least 4 reviews to date.
  • Additionally, we have documented that his research has been funded by renowned institutions, demonstrating his ability to successfully continue his work in the United States. The stipend he received includes grants from the Inter-American Development Bank through the Inter-American Metrology System, which demonstrates the relevance and importance of his research at the national level.

We have also added four letters of recommendation obtained from his fellow experts in the field, corroborating the great importance of his research efforts as they drive innovation across a multitude of industries. Therefore, we discussed his groundbreaking research in the field of metrology, focusing on thermometry and magnetic particle imaging (MPI) to advance the development of better and more efficient MPI reconstruction algorithms and to create new temperature measurement techniques and standards.

Thus, based on his achievements and the above prerequisites, our client is eligible to become a professional member with an advanced degree. As a result, it was approved by USCIS and received its NIW approval in just 7 days without receipt of additional document (RFE). We thank him for his continued trust in us. We are grateful to have the chance to work with him and honored to have helped him succeed.


North America Immigration Law Group (Chen Immigration Law Associates) is a U.S. immigration law firm dedicated to representing businesses, research institutions and individuals in all 50 U.S. states regarding immigration applications I- 140. We specialize in employment-based immigration applications and have a proven track record of high success rates for the following categories: EB2-NIW (National Interest Waiver), EB1-A (Able-Ability extraordinary), EB1-B (exceptional researcher/professor) and O-1 (Alien with extraordinary abilities).

Our ten thousand I-140 approvals provide unprecedented insight into the trend of USCIS legal decisions

With over 16,000 approved EB-1A, EB-1B, EB-2 NIW, and O-1 cases, we have first-hand information on how USCIS adjudicates I-140 cases. While USCIS has continually modified its adjudication standards for the EB-1A, EB-1B, and EB-2 NIW categories, our firm’s massive database of successful cases gives you unprecedented insight into the trends of USCIS arbitration. We carefully analyze data from all of our cases and apply the results of our analyzes to give our clients up-to-date advice and adapt our strategies to stay on par with the ever-changing landscape of US immigration law. United. With us, you’ll always have access to important updates, strategies, and information so you can make the most informed decisions about your case.

We have helped hundreds and thousands of clients with qualifications and backgrounds similar to yours.

With our huge number of successful petitions, whatever your credentials, whatever your background and area of ​​expertise, whatever your visa status or nationality, there is a good chance that we have helped hundreds, if not thousands, of customers like you. Our clients are generally impressed with how well we understand their research and work. Our insight and understanding comes from having handled many cases with similar elements to yours, which helps us design the best strategies for each individual petition.

The vast majority of customers came to us through referrals

For years, our firm has attracted new clients solely through word of mouth, referrals, and positive collaborative experiences shared with them by friends and family. We are proud of our reputation and work hard to ensure that we provide a green card application experience that our clients are happy to share with their friends and colleagues. This is how our approved files increased from 600 in 2013 to more than 3,500 in 2019.


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