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U.S. Immigration Lawyers in Chicago
With 19+ years of experience in U.S. immigration law, SimVisa has helped thousands of individuals, families, and businesses achieve their American dream.
We're a trusted Chicago immigration law firm with a 98% success rate, proudly serving clients nationwide. Our attorneys handle every step of your case to minimize the risk of errors and rejection.
Immigration Services We Offer
Solutions for every budget.
Marriage Green Card
for Beneficiary in the USSecure your future together with SimVisa's expert guidance on obtaining a Marriage Green Card through adjustment of status.
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- GuideTutorials
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K-1 Fiancé Visa
Our immigration lawyers help engaged couples procure fiancé visas for foreign partners.
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Parent Visa (AOS)
An immigration lawyer in Chicago works directly with cReunite with your parents in the U.S. with SimVisa's expertise in Parent Visa Adjustment of Status applications.lients to get green cards for family members.
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- Get startedSelf-File
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Parent Visa (IR-5)
An immigration lawyer in Chicago works directly with clients to get green cards for family members.
- Get startedHire an Attorney
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- Get startedSelf-File
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Child Visa (CR-2)
SimVisa specializes in Child Visa (CR-2) applications, ensuring a smooth path to bringing your child to the United States.
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- Get startedSelf-File
Removal of Conditions (I-751)
SimVisa can help you remove conditions on a conditional green card obtained through marriage when the marriage was less than two years.
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- Get startedSelf-File
- GuideTutorials
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Spousal Visa (CR-1/IR-1)
for Beneficiary outside the USSimVisa immigration lawyer in Chicago specializes in assisting clients with acquiring CR-1 or IR-1 Spousal Visas.
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- Get startedSelf-File
- GuideTutorials
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K-3 visa
K-3 visas unite U.S. citizens with foreign spouses; let us assist your application.
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- GuideTutorials
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Petition for Alien Relative (I-130 )
Take the first step towards family reunification with the assistance of our experienced immigration attorneys.
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- Get startedSelf-File
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- GuideTutorials
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K-2 Visa
K-2 Visas allow to bring your fiancé’s child to the U.S.
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Certificate of Citizenship
A certificate of citizenship, also known as Form N-600, serves as proof of citizenship.
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- Get startedSelf-File
Naturalization
Naturalization is the process of being granted U.S. citizenship.
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- Get startedSelf-File
- GuideTutorials
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Consular Report of Birth Abroad
A Consular Report of Birth Abroad (CRBA) is for U.S. citizens or U.S. nationals who give birth to a child while overseas.
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- Get startedSelf-File
Treaty Investor Visas (E-2)
The E-2 visa is a non-immigrant treaty investor visa, for nationals of a country that has a treaty of friendship, commerce, and navigation with the United States.
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Intra-Company Transfer Visa (L1)
The L-1 visa is used by US companies to transfer important employees from their foreign offices to the United States.
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Specialty Occupation Visa (H-1B)
The H-1B visa enables US employers to hire foreign workers with specialized skills for a specific time period to work in the United States.
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EB-1 Visa
Green Card for Multinational Executives and Outstanding Professors and Researchers
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EB-2 Visa
Green Card for Advanced Degree Professionals and Individuals with Exceptional Ability
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Investor Visa (EB-5)
Investor Green Card Program
Each employment based immigration case is unique and the costs vary depending on certain factors, please contact us for a quote.
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Treaty Trader Visa (Е-1)
The E-1 visa is a non-immigrant treaty trader visa, for nationals of a country that has a treaty of friendship, commerce, and navigation with the United States.
H-4 Visa
The H-4 visa is issued to dependents of particular non-immigrant workers, such as H-1B visa holders, by the US Citizenship and Immigration Services (USCIS).
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TN (Trade NAFTA) Status
TN status is a non-immigrant visa that allows citizens of Canada and Mexico, who work in certain professional fields, to work in the United States.
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Extraordinary Ability Visa (O-1)
The O-1 visa is for individuals with extraordinary abilities in various fields and recognized nationally or internationally.
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Business Visa (B-1)
The B1 visa permits entry into the US for conducting business with a US company.
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Tourist Visa (B-2)
The B2 visa allows individuals to enter the US for purposes such as tourism, pleasure or to visit friends and family.
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Student Visa (F-1)
The F-1 visa permits entry into the US as a full-time student in an accredited university, college, high school, or other academic institution, or for language training programs.
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Exchange Visitor Visa (J-1)
The J-1 visa is for cultural and educational exchanges authorized by the US Department of State, Bureau of Educational and Cultural Affairs.
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Green Card Renewal
SimVisa's immigration lawyers provide assistance with the renewal of green cards
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- Get startedSelf-File
Marriage Green Card
for Beneficiary in the USSimVisa’s immigration lawyers help couples through every aspect of the green card process.
- Get startedHire an Attorney
Coming Soon
- Get startedSelf-File
Coming Soon
- GuideTutorials
Coming Soon
Marriage Green Card
for Beneficiary outside the USSimVisa's immigration lawyers assist couples with all aspects of the consular processing for a green card.
- Get startedHire an Attorney
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- Get startedSelf-File
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- GuideTutorials
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Green Card
SimVisa's immigration attorneys provide comprehensive support for securing your Green Card, making your American dream a reality. We specialize in both family-based and employment-based Green Cards.
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EB-1 Visa
Green Card for Multinational Executives and Outstanding Professors and Researchers
- Get startedHire an Attorney
EB-2 Visa
Green Card for Advanced Degree Professionals and Individuals with Exceptional Ability
- Get startedHire an Attorney
Investor Visa (EB-5)
Investor Green Card Program
Each employment based immigration case is unique and the costs vary depending on certain factors, please contact us for a quote.
Contact Us
Parent Visa (IR-5)
An immigration lawyer in Chicago works directly with clients to get green cards for family members.
- Get startedHire an Attorney
Coming Soon
- Get startedSelf-File
Coming Soon
Parent Visa (AOS)
An immigration lawyer in Chicago works directly with clients to get green cards for family members.
- Get startedHire an Attorney
Coming Soon
- Get startedSelf-File
Coming Soon
Child Visa (CR-2)
An immigration lawyer in Chicago works directly with clients to get green cards for family members.
- Get startedHire an Attorney
- Get startedSelf-File
Our Process
When you hire SimVisa, our attorneys handle every step of your immigration case, from the first consultation to the day you receive your approval notice. You focus on your life; we focus on the paperwork, the deadlines, and USCIS.
Every case begins with a free consultation so we can understand your situation before you commit to anything.
Free Initial Consultation
We Collect Your Information & Documents
We Fill Out Your Immigration Applications
We Prepare Your Application Package with Evidence
Our Attorney Reviews Everything with You
We Submit Your Application to USCIS

Contact Us — We're Always Glad to Help
Whether you're applying for a work visa, sponsoring a spouse, or pursuing a green card, the rules are complicated and costly to get wrong. Our team will walk you through every available pathway and help you choose the one that fits your situation.
Get in TouchWe Serve Clients Nationwide


SohYoon Atac
Founding Attorney and Partner
SimVisa is based in Chicago, but our immigration lawyers serve clients across all 50 states. Whether you're in the Chicagoland area or anywhere else in the country, you'll receive the same level of dedicated, attorney-led service.
Founding attorney SohYoon Atac brings over 19 years of U.S. immigration law experience to every case. SimVisa handles the full spectrum of immigration matters: employment-based visas for professionals, executives, and investors, as well as family-based cases including green cards for married couples and fiancé(e) visas.
When you work with SimVisa, your attorney manages every step from the initial filing through final approval so that nothing falls through the cracks.
Why Choose SimVisa?
Our 98% success rate speaks for itself, but what sets us apart is how we get there.
SimVisa was built by immigrants, for immigrants. We understand the stress, the uncertainty, and what's actually at stake when your immigration case is in someone else's hands. That firsthand perspective shapes how we handle every case with care, precision, and real accountability.
When you work with SimVisa, you get:
- Direct access to licensed immigration attorneys managing your case from start to finish.
- Full representation across employment-based immigration options, including EB-1, EB-2, E-2, L-1, and more.
- Comprehensive family-based services for marriage green cards, K-1 fiancé(e) visas, adjustment of status, and beyond.
- Tailored legal strategies for individuals, couples, and businesses.


We have a high success rate in approvals.
We treat you with compassion, dignity & respect.
We create tailored solutions for your business & family.
What Our Clients Are Saying
Countless clients have trusted SimVisa with their immigration journey and succeeded. Read their stories below. Yours could be next.
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Let Us Help You!
U.S. immigration law is complex, and the stakes are high. A single paperwork error can delay or derail your case. Our attorneys handle everything on your behalf by reviewing every detail before anything is filed, minimizing the risk of rejection, and keeping your application on track from day one.
Immigration Resources

Adjustment of Status vs. Consular Processing: When Applying Inside the U.S. May Carry More Risk
Not every applicant benefits from the Adjustment of Status. Discover situations where Consular Processing may be the safer option with SimVisa!

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