The #1 Choice for

Fast-Scaling Startups

The #1 Choice for

Fast-Scaling Startups

The #1 Choice
for Fast-Scaling Startups

Not a VC.

Better.

This isn’t just regular startup funding. This is a rocket tearing through gravity.

This Button Changes Everything

Years

BUILDING STARTUPS

PROJECTS DELIVERED

A

Different

Route

to

Series

A

Don’t waste two years going in circles.
Hit product-market fit in six months and start scaling for real.

YOUR STARTUP JOURNEY

VC Route

SIROC

Idea

MVP

Product Market Fit

Accelerate

Scale

We give you the unfair advantage you need to accelerate, scale, and ultimately succeed.

We’ve

Seen

It

All

AFTER

Challenged. Then delivered.

Real product team, not order-takers.

Fractional co-founders, not freelancers.

No tech debt bombs later.

“I outsourced to a cheap dev team in India. Big mistake.”

BEFORE

“We wasted months building the wrong thing.”

AFTER

Validated before we built

Killed vanity features early

Built what users actually want

Helped raise Series-A

BEFORE

AFTER

Challenged. Then delivered.

Real product team, not order-takers.

Fractional co-founders, not freelancers.

No tech debt bombs later.

BEFORE

“I hired a cheap dev team in India and it went badly.”

AFTER

Validated before we built

Killed vanity features early

Built what users actually want

Helped raise Series-A

BEFORE

“We burned months building the wrong thing.”

Think you’ve got a problem we can’t crack?

Challenge us. Worst case, you’ll get free value.

Book a 30 Min Free Call

Joan Martin

Leading Product Workshops at SIROC

“It’s been 12 months and we’re still stuck in development.”

AFTER

Cut the noise, speed up execution.

Focus on product, not tech

MVP in weeks, not months.

Get unstuck and ship faster.

BEFORE

“We’re trapped in endless debates with no clear product direction.

AFTER

Zero-fluff MVP strategy.

Built less, delivered more.

Prioritize with ruthless clarity.

Launched value, not features.

BEFORE

“We’re moving way too slowly. We need to launch something.”

AFTER

Cat the noise, speed up execution.

MVP in weeks, not months.

Removed blockers fast.

Got unstuck, ship faster.

BEFORE

“What’s the minimum we can launch with and still deliver value?”

AFTER

Zero-fluff MVP strategy.

Built less, delivered more.

Prioritize with ruthless clarity.

Launched value, not features.

Still

Wondering

if

We're

the

Right

Fit?

Venture Studio

Agency

Freelancer

Strategy

Execution

Capital

Responsive

Long-Term Partner

“They didn’t just help. They owned it. From making sense of the chaos to getting stuff built, SIROC felt like the co-founder I wish I had.”

Mikel Jollet

Founder of Chorus

“They didn’t just help. They owned it. From making sense of the chaos to getting stuff built, SIROC felt like the co-founder I wish I had.”

Mikel Jollet

Founder of Chorus

Venture Studio

Agency

Freelancer

Strategy

Execution

Capital

Responsive

Long-Term Partner

Too

Good

to

Be

True?

That’s what they thought. Until we got to work together.

"We already had a strong tech team, but working with the guys from SIROC was another level of experience."

Greg Williamson

Engineering Director, Heartflow

“We came in with a prototype. We left with a roadmap, traction, and the confidence to raise our first funding round. It was a huge success.”

Raffael Schulz

Bridify Co-Founder

60%

Increase in ROI with 20x production speed

“After one hour talking to you I feel you understand much better our challenges & vision than my team in the last year.”

Timo P Kunz

AudioStack Co-Founder

“After one hour talking to you I feel you understand much better our challenges & vision than my team in the last year.”

Timo P Kunz

AudioStack Co-Founder

“After one hour talking to you I feel you understand much better our challenges & vision than my team in the last year.”

Timo P Kunz

AudioStack Co-Founder

20x

Sales uplift.

No code required

“We were stuck in planning loops. They got us moving. Now we ship weekly, learn from users, and actually make progress. Game-changer.”

Hannah Gardner

ProfitTree Co-Founder

Fewer Investments. Better Support.

Fewer Investments.

Better Support.

Fewer Investments.

Better Support.

At SIROC, we don’t take the typical VC approach of backing dozens of startups in hopes of a few wins. Instead, we invest our time and capital into a select group of exceptional founders we truly believe in. And we are relentless in helping them succeed.

Your

Venture-Building

A-Team

We’re a 20+ people strong highly skilled team united by a shared mission and powered by a diverse range of expertise.

From deep tech to human psychology.

PRODUCT MINDSET

Tech doesn’t build successful startups. Products do.

UI/UX Design

Psychology & Human Behavior

Data Science

Marketing Automation

Finance & Legal

Computer Science

Software Engineering

Mathematics

Machine Learning

Powerful

Network.

Fundraising Simplified.

We work closely with top angels and leading VC firms who trust our judgment. When we're committed, it sends a strong signal. Others usually follow.

Sarah Gottwald

Managing Director, BFG

“SIROC isn’t just a partner. They build with founders. Their hands-on approach delivers more value than any VC I’ve worked with. It’s rare to find a team that moves this fast and actually makes things happen.”

Sandro Stark

Partner, Vanagon VC

“What sets SIROC apart is their ability to think like founders. They don’t just support ideas, they challenge them, and bring them to life with incredible speed.”

Enrique Rodriguez

Y Combinator (2x Alumni)

“SIROC is the kind of partner every founder hopes for but rarely finds. They're sharp, fast, and relentlessly focused on what actually moves the needle. Working with them feels like having a co-founder with superpowers.”

But

Capital

Just

the

Start.

We build bridges to key executives in our network, giving you access to the right people at the right time.

“With SIROC, you're not just building faster—you’re talking to the right people, sooner. They open doors that matter.”

“With SIROC, you're not just building faster—you’re talking to the right people, sooner.

They open doors that matter.”

Benedikt Ess

Partner, Blackster Capital

Don’t

Just

Back

Founders.

Walk

With

Them.

Most VCs write a check, show up to a few board meetings, and disappear. That’s not how we operate.

We’re in it with you. From the messy first draft of your roadmap to the hard calls on your next hire. This isn’t just funding. It’s a partnership built on sweat, trust, and shared ambition.

Most VCs write a check, show up to a few board meetings, and disappear. That’s not how we operate.

We’re in it with you. From the messy first draft of your roadmap to the hard calls on your next hire. This isn’t just funding. It’s a partnership built on sweat, trust, and shared ambition.