100+
startups scaling smarter
Accelerate your growth with founder‑first
legal strategies
Accelerate your growth with founder‑first
legal strategies



100+
startups scaling smarter
Partners & Ecosystem
Smart legal helps startups go further
Smart legal helps startups go further
Smart legal helps startups go further
We've seen it all
We've seen it all:
We've seen it all:
No IP clarity
Wrong U.S. entity type
Unclear founder equity
No vesting in place
Bad contract terms
No vesting in place
No IP clarity
Wrong U.S. entity type
Unclear founder equity
No vesting in place
Bad contract terms
No vesting in place
No IP clarity
Wrong U.S. entity type
Unclear founder equity
No vesting in place
Bad contract terms
No vesting in place
No IP clarity
Wrong U.S. entity type
Unclear founder equity
No vesting in place
Bad contract terms
No vesting in place
And we’ve helped hundreds of
startups fix it before it breaks.
And we’ve helped hundreds of
startups fix it before it breaks.
And we’ve helped hundreds of
startups fix it before it breaks.
Testimonials
Testimonials
Testimonials
What Founders Say
"With Sisu’s support, we finally secured solid IP protection, giving us peace of mind as we scale our technology."

Guillermo Gonzalez Aleman
CEO at Litebox

"With Sisu’s support, we finally secured solid IP protection, giving us peace of mind as we scale our technology."

Guillermo Gonzalez Aleman
CEO at Litebox

"With Sisu’s support, we finally secured solid IP protection, giving us peace of mind as we scale our technology."

Guillermo Gonzalez Aleman
CEO at Litebox

350+
Contracts Closed
$150M+
in Backed Funding Rounds
$150M+
in Backed Funding Rounds
$150M+
in Backed Funding Rounds
“What we loved about working with the Sisu team was their closeness and empathy.”

Juan Manuel Londoño Pinzón
CLO at Unergy

“What we loved about working with the Sisu team was their closeness and empathy.”

Juan Manuel Londoño Pinzón
CLO at Unergy

“What we loved about working with the Sisu team was their closeness and empathy.”

Juan Manuel Londoño Pinzón
CLO at Unergy

“Eugenia turned complex legal issues into clear, founder-friendly strategies.”

Thiago Ponce
CEO & Co-Founder at Cooper

“Eugenia turned complex legal issues into clear, founder-friendly strategies.”

Thiago Ponce
CEO & Co-Founder at Cooper

“Eugenia turned complex legal issues into clear, founder-friendly strategies.”

Thiago Ponce
CEO & Co-Founder at Cooper

100+ Startups
Across 12+ Countries
100+ Startups
Across 12+ Countries
100+ Startups
Across 12+ Countries
95%
Clean Due Diligence
"Eugenia helped us shape an scalable IP strategy and nailed a contract that fits our platform and growth”

Bruno Ruyu
CEO at Teramot

"Eugenia helped us shape an scalable IP strategy and nailed a contract that fits our platform and growth”

Bruno Ruyu
CEO at Teramot

"Eugenia helped us shape an scalable IP strategy and nailed a contract that fits our platform and growth”

Bruno Ruyu
CEO at Teramot

“Best legal friends you can get while navigating crazy Startup life”

Nodo Ivanidze
Co-Founder at Metaviu

“Best legal friends you can get while navigating crazy Startup life”

Nodo Ivanidze
Co-Founder at Metaviu

“Best legal friends you can get while navigating crazy Startup life”

Nodo Ivanidze
Co-Founder at Metaviu

“They took the time to understand how we work and turned that into practical, easy-to-use agreements.”

Valentina Espinosa
CEO & Co-Founder at Valu

“They took the time to understand how we work and turned that into practical, easy-to-use agreements.”

Valentina Espinosa
CEO & Co-Founder at Valu

“They took the time to understand how we work and turned that into practical, easy-to-use agreements.”

Valentina Espinosa
CEO & Co-Founder at Valu

Comparison
Comparison
Comparison
What Sets SISU Apart
THEM
One-off service
One-off service
One-off service
Cookie-cutter advice
Cookie-cutter advice
Cookie-cutter advice
Confusing pricing
Confusing pricing
Confusing pricing
Slow by design
Slow by design
Slow by design
Reactive legal
Reactive legal
Reactive legal
V/S


Long-term partner
Long-term partner
Long-term partner
Tailored strategy
Tailored strategy
Tailored strategy
Flat-fee clarity
Flat-fee clarity
Flat-fee clarity
Fast by principle
Fast by principle
Fast by principle
Proactive support
Proactive support
Proactive support
FAQs
FAQs
FAQs
Frequently Asked Questions
How do your fees work?
What kind of support do you offer after we incorporate?
Do you work with venture-backed startups?
Do you only help with company formation?
Can you help clean up our legal mess if we started wrong?
Do you work with international startups?
How do your fees work?
What kind of support do you offer after we incorporate?
Do you work with venture-backed startups?
Do you only help with company formation?
Can you help clean up our legal mess if we started wrong?
Do you work with international startups?
How do your fees work?
What kind of support do you offer after we incorporate?
Do you work with venture-backed startups?
Do you only help with company formation?
Can you help clean up our legal mess if we started wrong?
Do you work with international startups?
Have Questions? We're Here to Help!
Have Questions? We're Here to Help!
Reach out to our support team for any queries or assistance.
Reach out to our support team for any queries or assistance.