Empowering the World's Brightest to Build in the U.S.

Unparalleled Immigration Experience: Fast-track filings, transparent process, licensed legal partners with exceptional success rates
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Trusted Immigration Partner for Founders and Businesses

Clear, Upfront Pricing

No surprises, just personalized materials, practical advice, and transparent costs to help you secure the future you envision.

Tailored Solutions for Every Individual

Whether you're established or just beginning, Casium crafts the right immigration strategy for you. Prepare and review your application with experts, and submit quickly and confidently.

Expedited Filing

Our streamlined approach ensures your application is prepared and filed in days, accelerating your path forward.

Expert Network

Leverage our extensive network of seasoned immigration lawyers and case managers to ensure a robust application and regular updates.
WHY CASIUm

Fast, Simple, Expert-Led Immigration All in One Place

01

Eligibility Check

Begin with a strategic consultation to identify the right immigration strategy for you and eligibility.
02

Onboarding

Gather all necessary documentation collaboratively to build a compelling case.
03

Case Review

Refine your application with expert guidance from our dedicated immigration team.
04

Final Approval

Secure signatures and complete your application to ensure perfection.
05

Submission

Team Casium will submit your application to USCIS in record time!
HOW WE WORK

Empowering Global Talent to Build the Future

Founders

We support aspiring and established founders demonstrating extraordinary abilities, helping to transform their innovative ideas into impactful businesses.

STEM Employers

We assist companies seeking to hire and retain top-tier global professionals in science, technology, engineering, and mathematics, who are at the forefront of innovation.

Academics & Researchers

We partner with distinguished educators and researchers dedicated to making significant contributions to global knowledge and research.

Global Top Talent

We cater to elite professionals worldwide, recognized for their unparalleled expertise and achievements, ensuring they find opportunities that match their extraordinary skills.
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Founders

We support aspiring and established founders demonstrating extraordinary abilities, helping to transform their innovative ideas into impactful businesses.

STEM Employers

We assist companies seeking to hire and retain top-tier global professionals in science, technology, engineering, and mathematics, who are at the forefront of innovation.

Academics & Researchers

We partner with distinguished educators and researchers dedicated to making significant contributions to global knowledge and research.

Global Top Talent

We cater to elite professionals worldwide, recognized for their unparalleled expertise and achievements, ensuring they find opportunities that match their extraordinary skills.
WHO WE Serve
SUPPORTED VISA TYPES

Personalized Visa Strategy Consultations Tailored to Your Needs

Leverage our extensive network of seasoned immigration lawyers and case managers to ensure a robust application and regular updates.


Temporary Work Visas

O-1
For exceptional talent in fields like science, arts, and business, recognizing those who stand out globally.
H-1B
For professionals with specialized expertise, pivotal in fields such as technology and finance.
TN
Enables Mexican and Canadian nationals to apply their skills in the U.S., under NAFTA provisions.

Employment-based Green Cards

EB-1A
For leading professionals globally recognized as the best in their respective fields.
EB-1B
For world-class professors and researchers making significant academic impacts.
EB-1C
Facilitates the U.S. transfer of multinational executives and managers to enhance business operations.
EB-2 NIW
For those whose work in areas like technology or health is deemed of national importance in the U.S.
EB-2 PERM
Allows U.S. employers to sponsor indispensable foreign professionals, bolstering the workforce with specialized skills.

Backed by the Allen Institute for AI in Seattle

Launched with support from AI2 Incubator, a startup accelerator affiliated with the Allen Institute for AI.

Trusted by Founders, Leaders, and Teams...

"Casium stepped in during a critical juncture in my immigration journey, navigating a complex extension filing while I was at Symbl.ai and later supporting my transition to Invoca. Despite skepticism from other firms during my time at Symbl, they pursued the full 3-year extension approval with confidence and speed. During the transition to Invoca, what stood out was how fast they moved, we had a complete filing ready within 10 days of sharing the necessary information, which allowed the acquisition process to close on time. Sara, Ashlee, and the team were incredibly clear and thoughtful throughout. The level of transparency, and execution Casium brought to the process was truly unmatched."

Surbhi Rathore

VP AI Product & Strategy, Invoca

"Thank you all so much! This has to be the happiest thing for my whole year!I truly appreciate your professional and trustworthy service, as well as your prompt responses. I'm very glad that I made the right decision to work with you."

J Feng

Co-founder & CTO, Seed Stage Startup

Big thanks to @casiuminc—my EB-2 NIW petition got approved! I was lucky to connect with @priyankaonair through a serendipitous exchange on X. The team was incredibly caring, competent, and fast. I highly recommend them if you’re navigating this process! 🎯 Now on to O-1 visa😅

Amogh Mishra

Machine Learning Engineer, Orca DB

"Thank you so much! Working with Casium has truly been a wonderful experience — I have only good things to say about our collaboration. I really appreciate all the support you’ve provided throughout the process."

N Sharma

Uber

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TESTIMONIALS
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World-Class Immigration Experts Ensuring Your Best Outcome

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World-class Team
Meet with our expert immigration team with 100% approval rates to identify the optimal visa strategy tailored specifically for you.
Full Transparency
Get full visibility into every step of the petition process.
Express Filing
Have your immigration casework filed within days, not months.

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