Business immigration optimized for founders and startups.

Whether you’re a founder seeking a visa or a startup building your dream team, your focus should be on innovating, not paperwork. Let us handle the complexities of immigration casework efficiently, preparing and submitting your visa petitionin days, not months.
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Trusted by People teams at
99%
Approval Rate
30+
Companies supported
18
Average days to file

What makes Casium different?

End-to-end Support

Move from assessment to approval with a clear structure

We map each employee’s experience, achievements, and qualifications against visa criteria, so every filing is complete, well-structured, and easy to review.

From first assessment to final approval, your team works within a defined process backed by experienced attorneys.
11x Faster Filings

Faster filings, with clear structure at every step

On average, filings move 11x faster than traditional processes. From H-1B to EB-2 NIW, each step is defined, tracked, and reviewed by our legal team.

Your team always knows what’s been completed, what’s next, and what’s needed to move forward.
Auto Compliance Tracking

Stay aligned with timelines, requirements, and updates

Your team gets timely updates and clear actions, so nothing is missed, and everything stays on track without constant follow-ups.
Exprienced Legal Experts

An immigration team that integrates with yours

Every case is reviewed by our attorneys, ensuring filings are accurate, complete, and clearly presented.

Beyond filings, we support program planning, compliance tracking, and ongoing case management, working as an extension of your team.
Complete Case Visibility

Full visibility across every case and employee

Track progress, timelines, and next steps across all filings in one place.

HR teams, managers, and employees all have access to the information they need, reducing back-and-forth and keeping everyone aligned.
Integrated Compatability

Connect your stack from day one

Seamlessly connect with your hiring stack.

Be it a recently hired candidate or exploring what the immigration pathway looks like for a potential new hire, get a detailed assessment via Greenhouse or our assessment portal.

Global talent management across 90 countries

Casium supports business immigration across 90 countries.
Expand your team globally without managing a different provider in every region.
Global Mobility Support Across
90
Countries

Let’s change how
immigration works for you!

The modern standard for business immigration: a licensed law firm, technology platform, and service partner in one.

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