NYC · VIENNA · PHILADELPHIA

Building AI companies at the intersection of markets and institutions.

Advisory, community, and venture building for founders navigating technology, capital, and regulation.

The most ambitious AI companies increasingly operate across technology, capital, and regulation.

PREVIOUSLY
Harvard · Wharton · Coinbase · Austrian Federal Chancellery · BCG
WHY US

Operators across three worlds most people work in only one.

01 · VENTURE

Venture

Building companies, products, and growth engines alongside founders.

02 · MARKETS

Markets

Deep experience across fintech, crypto, prediction markets, and financial infrastructure.

03 · INSTITUTIONS

Institutions

Government, regulation, policy, and public-sector decision making.

Most advisors are good at one of these. The work that matters now sits at the intersection.

RESULTS

What that looks like in practice.

$500K+

Qualified pipeline generated for a founding-team GTM build.

YC-backed

Hands-on partnership with YC-batch founders on agentic AI products.

1,000+

Founders and operators in the NYC F&O community room.

62%

Pulse newsletter open rate · top decile.

Coinbase

C-level briefings, policy memos, and analytics tooling during a category-defining period for US crypto regulation.

Austrian Federal Government

Public-sector strategy contributions during the COVID-19 economic response.

AREAS OF FOCUS

Where we're uniquely useful.

01 · AI & AGENTIC SYSTEMS

AI & Agentic Systems

Frontier model integration, agent architectures, and production pipelines for AI-native products.

02 · MARKETS & FINANCIAL INFRASTRUCTURE

Markets & Financial Infrastructure

Fintech, capital markets, payments, prediction markets, and the rails underneath them.

03 · REGULATION & PUBLIC POLICY

Regulation & Public Policy

Crypto policy, AI governance, financial regulation, and the institutional fluency to navigate them.

04 · FOUNDER GROWTH & GTM

Founder Growth & GTM

GTM engineering, distribution, partnerships, and access to the NYC founder ecosystem.

COMMUNITY

A founder ecosystem, not a service firm.

The most valuable asset isn't a deck — it's the room. NYC founder dinners, AI & tech events, the Pulse newsletter, a daily prediction-markets podcast, and founder-to-founder introductions.

NYC Founders & Operators rooftop
NYC F&O
1,000+
founders & operators in the room
PULSE
62%
open rate · top decile
01
NYC founder dinners
02
AI & Tech events
03
Pulse newsletter
04
Transatlantic Tech Talk
05
Founder introductions
WHAT WE DO

Three things. One ecosystem.

01 · BUILD

Build

AI products, agentic workflows, and venture ideas. Architecture through deployment. Veynor is built in-house.

02 · GROW

Grow

Distribution, partnerships, and access to the NYC founder network. GTM engineering and a curated audience already paying attention.

03 · NAVIGATE

Navigate

Policy, markets, regulation, and strategic decisions. Where AI products meet financial regulation, market structure, or governance.

WAYS WE PARTNER

Three ways to engage. One operator.

Every founder is in a different moment. The right kind of support depends on what you need — leverage, horsepower, or alignment.

STRATEGIC ADVISOR

Need strategic guidance?

High-level judgment, sounding board, and targeted introductions. Help with fundraising, partnerships, policy, and go-to-market decisions.

Best for founders who need leverage, judgment, and network access.

EMBEDDED OPERATOR

Need extra horsepower?

Embedded operational support for growth, product, partnerships, or special projects. Typically 1–4 days/week for 1–3 months.

Best for founders who need an operator inside the team, not a traditional consulting engagement.

VENTURE PARTNER

Building something exceptional?

Long-term collaboration with aligned incentives through equity, revenue share, or partnership structures.

Best for exceptional founders building in areas where we have deep conviction — AI, markets, infrastructure.

We don't believe every company needs a full-time hire, a consulting firm, or a venture round. Sometimes the right answer is focused support at the right moment.

Let's talk →
BUILDING IN-HOUSE

What we're building.

Building products ourselves keeps us close to the same technical, distribution, and operational challenges our founders face.

VEYNOR

Agentic infrastructure for prediction markets.

Live prediction market infrastructure built on Polymarket and Kalshi. Oracles, calibrated edge, and agents that act on it.

veynor.xyz →
BUILT ON
Polymarket
Kalshi
Oracles & agent loops
Calibrated edge models
SELECTED WORK

Founders we've built with.

Redouble AI
REDOUBLE AI · YC-BACKED

Silverlake: Agentic AI Operating System

Hands-on partnership with the YC-backed team building an agentic AI operating system. Architecture, GTM, and ecosystem access.

Tivara
TIVARA · YC-BACKED · FOUNDING HEAD OF GTM

AI agents for specialty clinic operations

Built the GTM engine from zero. Drove $500K+ in qualified pipeline.

Daneel
DANEEL · STRATEGIC ADVISOR

A diligence service built for dealmaking

Sourced and landed strategic partnerships to unlock distribution into NYC's dealmaking ecosystem.

WHAT FOUNDERS SAY

From the founders we've worked with.

Best-in-class execution, insight, and thoughtfulness. Stephan consistently combined strategic judgment with a bias toward action.
— Founder, YC-backed AI company
Stephan landed partnerships that were crucial to our growth and go-to-market efforts. He quickly became an extension of our team.
— Founder, AI infrastructure startup
A unique combination of intellect, charisma, operational rigor, and technical fluency. Stephan is equally comfortable discussing strategy, product, policy, or execution.
— Founder & CEO
STEPHAN RIHS

Building across venture, markets, and institutions.

Stephan Rihs
VENTURE
  • AI venture building
  • GTM and growth
  • Founder partnerships
MARKETS
  • Coinbase
  • Prediction markets
  • Fintech infrastructure
INSTITUTIONS
  • Austrian Federal Chancellery
  • Technology and public policy
  • Economic strategy

Today: working with founders in AI, markets, and infrastructure. Building Veynor. Running the NYC Founders & Operators community and Pulse newsletter from NYC, with time in Vienna and Philadelphia.

THE PULSE NEWSLETTER

Join 800+ founders, operators,
and investors.

Biweekly notes on AI, markets, policy, and startups. 62% open rate.

CONTACT

Working on something interesting?

Compare notes, build together, or just say hi.

stephan@rihs-ventures.com