Skip to content
Foundrien
Log inSign up
Mobilize Flemish capital. Build with grit.

Become a Foundrien today.

Start as a founder today — with expert help on taxes, documents, accounting, and especially the tech to build your dream.

Get startedRead the story
Scroll for the origin
Origin storyA name built from grit.
Fndrien

A mentality of undying will — re-aimed at building companies.

Flandrien

An archetypal, gritty cyclist from Flanders — renowned for perseverance, strength, and an attacking style in harsh conditions, especially over cobbles and short climbs. The nickname came from track showmen at the Six-day races in the 1910s and 20s; in American velodromes they were announced as “blokes who eat raw meat.” A Flandrien rides until he can’t remember his own name, thrives in foul weather, and never complains.

Trusted by builders across industries

Proof over promises — teams we’ve built for, shipped with, or partnered alongside.

Why FoundrienMore than a service — a launchpad.

Founders get what others pay tens of thousands for.

You get like-minded founders around you, an IT team and finance/accounting team at your hand — and delivery that goes from 6–12 months to 1–3 months.

Get in touchRead the story

Why Foundrien

6–12 months → 1–3 months
Typical agency delivery gets cut to 1–3 months. Ship faster, without the overhead.
Like-minded founders
Surround yourself with other founders who get it — same pace, same problems, better decisions together.
IT + finance at your hand
You get an IT team and an accountant/finance team built in. No hiring hunt — just build.
Tens of thousands saved
What typically costs tens of thousands elsewhere — you get as part of the room.
PricingThree tiers. One clear outcome.

Choose the plan that fits your project.

Start free for prototypes, then subscribe per project when you’re ready to ship a full site — or advanced features.

Sign upLog inPricing is per project.

Free

€0

Prototypes + 2–3 pages

  • Prototypes included
  • Pages2–3
  • Vercel deployment
  • Project fundraising
  • Custom domain included
  • Design consultation
  • Advanced integrations (payments/email)
  • Priority support

Founder

€40/mo

Full website + domain

  • Prototypes included
  • PagesFull website
  • Vercel deployment
  • Project fundraising
  • Custom domain included
  • Design consultation
  • Advanced integrations (payments/email)
  • Priority support

Founder Plus

€80/mo

Integrations + priority

  • Prototypes included
  • PagesFull website
  • Vercel deployment
  • Project fundraising
  • Custom domain included
  • Design consultation
  • Advanced integrations (payments/email)
  • Priority support
Product fundraising

Launch a product and raise support from your own page.

Create one fundraiser per paid project, publish it publicly, accept one-time donations through Stripe checkout, and track donations directly in your project workflow.

Open projectsCompare plans
01

Create fundraiser inside your project settings.

02

Publish and share your public fundraiser URL.

03

Collect donations and show recent supporters.

PortfolioA practical model — not a brochure fund.

Build the machine that compounds.

The Foundrien thesis is operational: structure for trust, execute for outcomes, and keep momentum when the weather turns.

HoldCo structure
A parent holding company that reduces fund-style friction while staying operationally hands-on.
  • Simple governance
  • Transparent reporting
  • Founder-aligned incentives
Venture studio ops
We don’t just invest — we build. Accounting, ops, and product execution under one roof.
  • Finance + compliance
  • Product + engineering
  • Go-to-market execution
Capital mobilization
Mobilize Flemish capital into the local economy with a repeatable diligence + build playbook.
  • Dealflow networks
  • Diligence system
  • Hands-on value creation
ContactLet’s turn the pitch into a company.

Ready to become a Foundrien today?

Send a note. Tell us what you’re building, what you need help with (taxes, docs, accounting, tech), and how fast you want to move.

We save your message in our system and email a copy to our team so nothing gets lost.

Write the note

At least 10 characters.