Success Stories: EB-2 NIW Petition Approved with NAILG’s Representation for Signal Processing Expert

Posted by wegreened on January 30, 2026 in Electrical Engineering (Electronic Engineering, Integrated Circuits, Semiconductor, Microwave, Power Electronics, Power Systems, Communication Engineering), NIW

Client’s Testimonial:

“I had a very positive experience with everyone involved in my NIW case preparation. Thank you all !!”

On January 1^st, 2025, we received another EB-2 NIW (National Interest Waiver) approval for a Senior Research Engineer in the Field of Signal Processing (Approval Notice).

General Field: Signal Processing

Position at the Time of Case Filing: Senior Research Engineer

Country of Origin: Sri Lanka

State of Residence at the Time of Filing: Maryland

Approval Notice Date: January 1^st, 2025

Processing Time: 5 months, 22 days

Case Summary:

An EB-2 NIW (National Interest Waiver) petition prepared by NAILG was recently approved for a signal processing expert from Sri Lanka whose research focuses on advancing speech understanding and speech analysis. At the time of filing, the client had already made significant contributions to improving speech recognition technologies used in consumer electronics such as hearing aids, headsets, wearables, and voice assistants.

Research with Substantial Merit and National Importance:
The client’s proposed endeavor centers on developing cutting-edge algorithms for speech understanding and analysis. This work is transforming the way systems interpret and categorize audio signals, enabling more accurate and efficient speech recognition. The real-world applications are extensive, ranging from interactive voice response systems to speech-to-text translation and virtual assistants. These advancements clearly demonstrate both substantial merit and national importance, as they enhance technologies that millions rely on daily while supporting continued innovation in consumer electronics.

Evidence of Accomplishments:
The strength of the petition was demonstrated through the client’s notable academic and professional record, including:

11 peer-reviewed conference articles, all first-authored, 4 accepted journal articles, with one co-first-authored, 2 conference abstracts highlighting key findings.
50 citations to published work, showing recognition from the academic community.
At least 7 peer reviews completed for respected scientific journals.
Research funding from the National Science Foundation affirms the importance of the client’s contributions.

NIW Approval and Outlook:
The approval of this NIW petition confirms USCIS’s recognition of the client’s impactful research and potential to further advance speech signal processing in the United States. NAILG is proud to have guided the petition to a successful outcome and anticipates the client’s continued contributions to the advancement of speech processing technologies in everyday life.

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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 nearly 64,000 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 Tens of 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.

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 cumulative total of approved cases grew from 600 in 2013 to nearly 64,000 in 2025.

Track Record of Success EB-1 and NIW Approvals

(2020.01 - 2024.12)

Category	Approval or Refund^®		Approval or Refiling^TM
Category	Approved Sum	Success Rate	Approved Sum	Success Rate
NIW	28,946	99.52%	3,030	98.31%
EB1A	4,322	91.76%	2,870	88.91%
EB1B	793	98.51%	236	90.77%
Total	34,061	98.44%	6,136	93.39%