North America Immigration Law Group (Chen Immigration Law Associates) is a U.S. immigration law firm dedicated to representing corporations, research institutions, and individuals from all 50 U.S. states regarding I-140 immigration petitions. We specialize in employment-based immigration petition and have a proven record of high success rate for the categories of: EB2-NIW (National Interest Waiver), EB1-A (Alien of Extraordinary Ability), EB1-B (Outstanding Researcher/Professor) and O-1 (Alien of Extraordinary Ability).

Our Ten Thousand I-140 Approvals Provide Unprecedented Insight into the USCIS Adjudication Trend
With more than 16,000 EB-1A, EB-1B, EB-2 NIW and O-1 cases approved, we have first hand information on the manner in which the USCIS adjudicate I-140 cases. As the USCIS has constantly changed its adjudication standards for the EB-1A, EB-1B and EB-2 NIW categories, our firm's huge database of successful cases gives you unprecedented insight to USCIS adjudication trends. We carefully analyze the data for all of our cases and apply the results of our analyses toward giving our clients up-to-date advice and adapting our strategies such that we remain on par with the ever-shifting landscape of immigration law in the U.S. With us, you will always have access to important updates, strategies, and information so that you can make the most informed decisions about your case.

We Have Helped Hundreds and Thousands of Clients with Credentials and Backgrounds Similar to Yours
With our exceedingly large number of successful petitions, no matter what credentials you have, no matter your background and field of expertise, no matter your visa status or nationality, chances are we have helped hundreds or even thousands of clients just like you. Our clients are usually impressed with how well we understand their research and work. Our insight and understanding stems from the fact that we have handled many cases with elements similar to yours already, and this helps us devise the best strategies for each individual petition.

Please see our success stories at https://www.wegreened.com/blog/

Vast Majority of Clients Came to Us Because of Referrals
For years, our firm has attracted new clients based solely on word of mouth, recommendations, and the positive collaboration experiences shared with them by their friends and family. We take pride in 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. That is how our approved cases grew from 600 in 2013 to over 3,500 in 2019. See what our clients have to say about our service.

Approval Rate For EB1 / NIW / O1A Cases Filed By North America Immigration Law Group From 2015 To 2019

Client Testimonials

I am Associate Professor in Mechanical Engineering. I would like to extend my deepest gratitude to Chen immigration group for their great help on my NIW-I-140 case preparation and filing. Undoubtedly without your help, it was not possible to get my application approved. Thank you for such an amazing support. Their professional guidance, patience, and prompt responses make the whole process efficient and successful. I highly recommend Chen immigration group!

- A. A. D. S., Associate professor at Engineering

I received my EB1 A I 140 approval notice a few days ago.
Chen Immigration made this possible. it would have been very difficult to pull this through without their help!
They are very thorough in evaluating your case , respond within 24 hours to every questions you post and work diligently in getting petition letter and LOS done in time . There is no doubt in my mind that Chen immigration are the best attorneys to represent your case.
I have recommended several of my friends and will continue to do so. Thank you so much!

- S. S.

I'm very happy with all the work and advice Chen Immigration Team have put into my NIW application. The responses were always timely, the letters drafted were polite, well-structured and timely. When I got my RFE, I was worried, but with the help of the attorneys working with me, the answer to the RFE lead to approval.
Not only do the members of the team work extremely hard and with highest professionalism, they also show that they believe in their clients, are able to emphasize all the achievements better than I ever could, and they genuinely care.
Thank you so very much!
I cannot be happier with everything you've done for me!

- M, Postpoc

I greatly appreciate Chen Immigration Law team for all the help and support, and for their very professional service, from the beginning to the end of my I-140 approval!<
My experience with them with filing my EB2-NIW petition steamily positive. They are professional, well-mannered, timely, and helped us steered through the complex petition process.
I talked with couple of others law firms but find out that Chen Immigration has refund policy, means that they do their homework according to your case before file the case. Which give me more confidence. At the end I figure out that the work very hard to prepare my case. I highly recommend to people if they want to apply for I-140.

- M. W. M, Enterprise Applications Administrator and Developer

I decided to choose North America Immigration Law Group based on some positive feedback and experiences that some of my friends had with. Working with them was great. They are very supportive and professional and they are well familiar with the rules and process. Everything was delivered on-time exactly as they promised. My application was approved in less than 60 days
I highly recommend them to anyone who needs their service, specially for NIW category. I already have referred some of my friends to Chen Immigration Law Services and they are also very happy and satisfied with their service.

- M. M., Postdoc

I would like to thank Chen Associates for their great help to get the approval for my I-140 petition. I had very pleasant experince working with them and I am highly satisfied with their work.They are very professional and have many experiences on preparing the documents for the immigrant petition. They know about the strength of your case and I receive the I-140 approval notice (NIW) just after 3 months. I also retained them for the I-485 service. I highly recommend your firm to scientists and research scholars. This is one of the best choices in my life.

- N. F., PhD

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Success Stories: A Taiwan-based Associate Researcher Secured EB-2 NIW Petition Approval in the Field of Electrical Engineering (60 Citations)

Thanks to the lawyer for helping me complete this procedure and for responding to my question efficiently and quickly, and for giving me many suggestions and advice.

Approved in 333 days

State of Residence: N/A

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Success Stories: A Manager of Product Development Secured EB-1A Approval Just in a Week, With No RFE

It has been a great experience working with you. The service and guidance you provided are worth every penny. I cannot thank you enough for your help.

Approved in 7 days

State of Residence: Pennsylvania

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Success Stories: A Scientist from Nepal Achieved NIW Approval in the Field of Molecular Biology with 43 Citations

Thank you very much. I really appreciate your help throughout the process.

Approved in 209 days

State of Residence: California

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Success Stories: A Ph.D. Student from Kazakhstan Secures NIW (National Interest Waiver) Petition Approval, Despite a Long Wait

Thank you very much for all the hard work you have done for my case!

Approved in 469 days

State of Residence: Florida

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Success Stories: In Just 3 Months & 22 Days, EB-1A Got Approved for an Assistant Professor from China with the Help of Our Prodigious Petition Presentation

Thank you very much for helping me with the EB1A application.

Approved in 114 days

State of Residence: Massachusetts

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Success Stories: An Indian Postdoctoral Researcher Secured EB-2 NIW Petition Approval with Our Team’s Able Assistance

It’s a great experience working with the NAILG team, helpful suggestions, and very diligent at every step of the process.

Approved in 405 days

State of Residence: Texas

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Success Stories: Our Law Firm Helped a Researcher from Nepal Secure NIW approval Without an RFE (Request for Evidence)

I am extremely thankful for all support that you/your team extended to me.

Approved in 318 days

State of Residence: California

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Success Stories: Our Tailored Petition Package Helped a Postdoctoral Research Associate from India Secure NIW (National Interest Waiver) Approval with No RFE

Thank you for all your help.

Approved in 330 days

State of Residence: North Carolina

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Success Stories: NAILG Assisted a Postdoctoral Fellow Residing in Maryland in Securing NIW approval in the Field of Magnetic Resonance Imaging, Without any RFE

North America Immigration Law Group is the best of best in the immigration service field. They provide me fabulous aids and tremendously valuable suggestions during the whole process of I-140 preparation. And it is unbelievable my I-140 got approved by just 11 months long in the pandemic. Thank you so much!

Approved in 345 days

State of Residence: Maryland

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Success Stories: Our Law Firm Presented a Customized Petition Packet, helping a Research Scientist Secure an I-140 NIW Approval in 7 Months

I sincerely appreciate your great assistance for I-140 preparation!

Approved in 217 days

State of Residence: New York

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Success Stories: We Assisted a Full Specialist from Italy to Secure EB-2 NIW Petition Approval in the Field of Neuroscience Within 7 Months

Thank you very much for all your work on my case. It was wonderful, very professional and all the instructions were always very clear.

Approved in 221 days

State of Residence: California

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Success Stories: A Research Associate in the Field of Clinical Epidemiology Secured EB-1A Approval in Just 10 Days, Special Thanks to Premium Processing Service

Overall I am very satisfied with the service provided.

Approved in 10 days

State of Residence: N/A

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Success Stories: A Turkish Research Scientist from Germany Secured NIW & I-485 Approval in the Field of Neurology with the Help of Our Personalized Approach in the Cases

Thank you for your help during this process and the recent information. Thank you very much!

Approved in 232 days

State of Residence: North Carolina

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Success Stories: Our Team Provided Excellent Services to A Research Associate in Securing EB-1A Approval Within 2 Months and 9 Days, Without RFE Issuance

Thank you so much for all your effort. I appreciate it.

Approved in 70 days

State of Residence: Pennsylvania

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Success Stories: With Our Vigilance in these EB-1A and NIW cases, A Senior Scientist Based-in Georgia Secures Petition Approvals in Less than 2 Months apart

People at this law firm is extremely helpful on almost anything related to my case. As my qualification evolved, they gave me updated evaluations and guidance on my application. Every response to my questions and comments was prompt and detailed. I am very thankful for their help.

Approved in 349 days

State of Residence: Georgia

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