Sergio Antonio Athanasso

Sergio Antonio Athanasso

5.0
Rating: 7.0

Licensed for 10 years

Immigration Lawyer at Washington, PA
Practice Areas: Immigration

10 Wallace Lane, Washington, PA

About Sergio

Biography

Practice Areas

1

Practice Area

Fees and Rates

We have not found any cost information for this lawyer


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Licenses

Licensed in District of Columbia for 9 years

State: District of Columbia

Acquired: 2016

Good Standing

No misconduct found

Licensed in New York for 10 years

State: New York

Acquired: 2015

Currently Registered

No misconduct found

Location

Xenos Law Group

10 Wallace Lane, Washington, PA, 15301

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Sergio Antonio Athanasso's Reviews

Avvo Review Score

5.0 /5.0

23 Client Reviews

Filter Avvo Reviews (23) Refine reviews to match your needs. Use the filters to quickly surface reviews that align with your case or priorities.

Showing 1 - 5 of 9 reviews | Professionalism

Posted by Ana | January 10, 2026 | Hired Attorney | Immigration

Xenos Law Group are very efficient!

My husband and I had a great experience with Sergio Athanasso. We applied for an E2 Visa and it was approved. Sergio and his team were very attentive, answered every question we had on time, very polite, very professional. Overlooked all our documents, prepared us for interviews. excellent work, wi...ll definitely recommend Xenos Law Group to friends and family. Thank you so much

Posted by anonymous | October 17, 2025 | Hired Attorney | Immigration

Flawless Immigration Approval (R-1 Extension & I-360)

I am extremely satisfied and highly recommend Xenos Law Group. They managed two critical applications for me: the R-1 Religious Worker Visa Extension and the I-360 Special Immigrant Religious Worker Petition. The Results Were Exceptional: Both applications were approved quickly and smoothly. Cruc...ially, the I-360 petition was approved without a Request for Evidence (RFE), a testament to the firm's meticulous preparation and deep legal knowledge. Why I Recommend Them: Working with Xenos Law Group was an outstanding experience. They offer a rare combination of: Knowledge: Expertise in complex religious worker law. Process Efficiency: Streamlined procedures and prompt communication. Personal Service: Genuine, supportive, and stress-reducing service. If you need an immigration attorney who delivers top results with 100% professionalism and care, choose Xenos Law Group. They made a stressful process manageable and ensured my approved status.

Posted by anonymous | April 15, 2025 | Hired Attorney | Immigration

Green Card

Me and my husband did our green card process through Sergio’s law firm and I couldn’t be happier with how smoothly it went . We had a deadline for applying for the green card and we managed to collect all the documents and evidence in 48 hrs , of course with Sergio’s help and the help of his assista...nts and them being responsive and focused on our case . Extremely professional and fun to work with . I am very grateful we were lucky to be approved in a year since applying, but more grateful we had such a n amazing lawyer .

Posted by Sukhpal | January 23, 2025 | Hired Attorney | Immigration

Excellent end to end service in obtaining my E2 business visa

Sergio was very helpful and expertly guided me through each step of my application and even my interview process. He helped me prepare for my interview at the US consulate in London and was very meticulous in ensuring I had all the necessary paperwork as well as prepping me for any questions that I m...ay encounter. His advice was very valuable and I really believe I would not have got accepted for my Visa without the whole of his teams help. Thank you Sergio, you guys are amazing!

Posted by Vahid | January 23, 2025 | Hired Attorney | Immigration

Highly Professional and Efficient Service

I am extremely satisfied with my experience with Sergio Law. The law firm is exceptionally organized, responsible, and professional in every aspect. Their team was quick to respond and provided clear and helpful communication throughout the process. They guided us step-by-step and successfully helped... us obtain our visa. I highly recommend them to anyone in need of reliable legal assistance. Thank you for your outstanding service!

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Sergio Antonio Athanasso's Lawyer Endorsements

Endorse Sergio
Evangelia Marina Moreno headshot
Evangelia Moreno

Immigration lawyer | Jan 21

Relationship: Worked together on matter

"What sets Sergio apart is his unwavering dedication to his clients. He goes above and beyond to ensure that their needs are met, providing personalized, thoughtful guidance throughout the process. His professionalism, attention to detail, and commitment to delivering results make him a standout in the field. If you are seeking an immigration attorney who is truly invested in achieving the best possible outcome, I highly recommend Sergio Athanasso."

View All Endorsements
Evangelia Marina Moreno headshot
Evangelia Moreno

Contracts and agreements lawyer

Experience

Rating:  7.0 (Very Good)

Associations

American Immigration Lawyers Association

Member

Education

2014

University of Pittsburgh School of Law

JD - Juris Doctor

2011

Duquesne University

BS - Bachelor of Science

Languages

Spanish

English

Greek

Activity

Avvo Rating

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Avvo Rating Levels
10.0 - 9.0 Superb8.9 - 8.0 Excellent7.9 - 7.0 Very Good6.9 - 6.0 Good5.9 - 5.0 Average4.9 - 4.0 Concern3.9 - 3.0 Caution2.9 - 2.0 Strong Caution1.9 - 1.0 Extreme Caution