You don't
build alone.

The right co-founder. A house full of builders. Capital that already knows your name. One order for the people building what's next.

BROTHERHOOD

A FOUNDERS' ORDER EST. MMXXVI

Rite I

The Match

Co-founder matching with Hinge's mechanics and a registrar's standards. Every profile verified. Every signal weighed — craft, commitment, capital, conviction.

Swipe past a hundred maybes. Stop at the one.

  • Technical × Visionary
  • Full-time · both feet in
  • Equity expectations aligned
  • B2B SaaS · same conviction

Compatibility, not vibes.

Rite II

Founder Houses

Apartments and homes that founders lease — or buy — into together. Split the roof, share the space, and build your company alongside people chasing the same thing. Browse open rooms, draft a lease, move in.

Bright, sunlit modern apartment living room near the Mission with a blue sofa, plants and big windows 1 room open $1,500/mo

Modern apt near the Mission

San Francisco, CA

Live with two early-stage SaaS founders. Open kitchen, big living room, walkable to everything.

  • 3 bed
  • 1 room open
  • Month-to-month
FurnishedFast WiFiLaundryPet friendly
Hosted by Sarah Kim · TaskFlowDraft lease →
Sunny open-plan living and work space in a medium single-family house with a whiteboard wall and backyard view 2 rooms open $2,100/mo

Founder house in Noe Valley

San Francisco, CA

A four-bed home with a backyard and a whiteboard wall. Two seed-stage teams already build here.

  • 4 bed
  • 2 rooms open
  • 12-mo lease
BackyardFurnishedParkingFast WiFi
Hosted by Diego Alvarez · LoopDraft lease →
Bright airy loft with tall windows, white exposed brick, a long communal work table and daylight 1 room open $1,350/mo

Bright loft on the East Side

Austin, TX

A convert-your-ideas loft with a long communal desk and skyline light. Great for a first-time founder.

  • Open plan
  • 1 room open
  • Month-to-month
RooftopFurnishedFast WiFi
Hosted by Priya Nair · HalcyonDraft lease →
Bright Brooklyn apartment living room with tan sofa, plants, bookshelf and big daylight windows 1 room open $1,800/mo

Sunlit two-bed in Williamsburg

New York, NY

Two fintech founders, one spare room. Rooftop access and a G-train hop from the office.

  • 3 bed
  • 1 room open
  • 6-mo lease
FurnishedRooftopFast WiFi
Hosted by Aisha Bello · VelaDraft lease →
Bright open kitchen and dining area with a large island, garden-view windows and daylight 2 rooms open $2,400/mo

The Capitol Hill house

Seattle, WA

A five-bed home built around one enormous kitchen island. Dinners double as roadmap reviews.

  • 5 bed
  • 2 rooms open
  • 12-mo lease
BackyardParkingFurnishedFast WiFi
Hosted by Ryan Okafor · CadenceDraft lease →
Bright private bedroom with a neatly made bed, a desk with a laptop, a plant and a daylight window Available now $1,100/mo

Private room in the RiNo house

Denver, CO

Your own furnished room in a six-founder house. Utilities and a very serious coffee setup included.

  • Private room
  • Available now
  • Month-to-month
FurnishedUtilities incl.Fast WiFi
Hosted by Mara Lindqvist · NorthwindDraft lease →

The Mission House

5 online

MON · 9:24 AM

kitchen's free — house standup in 10?

otw, bringing coffee and the roadmap

every house has one of these

Every founder house comes with its own group chat.

Rite III

The Capital Room

One room, two doors. Founders browse grants, accelerators, and funds matched to their stage — and apply in a tap. Investors browse verified pitches with traction they can check — and back the ones they believe in.

0founders vetted
0investors in the room
0raised through the room

For founders — grants, accelerators, and funds matched to your stage.

Founder Fund Grant

Brotherhood Foundation

Grant

Equity-free grants for early-stage founders building innovative products. Perfect for idea and MVP stage startups needing runway to ship.

$10K–$50K Due Aug 14
IdeaMVPPre-Seed
Apply

Build Accelerator — Fall 2026

Build Ventures

Accelerator

A 12-week intensive accelerator with mentorship, $150K investment, and demo-day access to 200+ investors. For pre-seed and seed stage teams.

$100K–$150K Due Aug 29 7% equity · 12w
Pre-SeedSeedMVP
Apply

Founded here.

Three strangers, three turning points — matched, housed, funded on Brotherhood.

Mateo Ruiz, co-founder and CEO of Northwind

MatchedCo-founder matching

I'd hunted for a technical co-founder for two years. I found him on a Tuesday, and we'd shipped a prototype by Friday. One swipe ended the search.
Mateo RuizCo-founder & CEO · Northwind
Hannah Vogel, founder of Cadence

HousedFounder houses

The Fillmore House is the reason we survived year one. You can't put a price on a kitchen full of people who actually get what you're going through.
Hannah VogelFounder · Cadence
Layla Haddad, founder of Vela

FundedThe Capital Room

Our seed round started as one pitch in the Capital Room. No cold emails, no dead ends — investors came to us already speaking our language.
Layla HaddadFounder · Vela

Founding teams being built on Brotherhood

Carry the order
in your pocket.

Brotherhood is mobile-first by design. Match with co-founders, find your house, and meet investors — the whole order, one tap away.

iOS & Android · access granted in cohorts, every profile verified.

Before you knock.

Everything worth asking before you join the order.

Follow the order