TIE Partners

About us.

An international investment network focused on Tech, Impact and Energy innovation — built by investors, for investors.

01 Who we are

Capital, access and community.

Our team combines over 20 years of venture capital, investment and capital markets experience and has collectively supported and managed more than USD 200 million in venture investments — working with leading venture capital firms, institutional investors and founders across Europe and international markets.

We provide investors with access to high-quality venture opportunities emerging from curated technology ecosystems — through the Swiss Champions Fund, selective direct investments and the TIE Roundtable community.

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Years of experience
USD 0m+
Venture investments
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Portfolio transactions
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Roundtables hosted
02 Team

The people behind TIE.

Christian Winkler

Christian Winkler

Partner — Capital & Investments

18 years across banking, venture capital, private equity and impact investing. Raised over €100m, invested ~€90m across 50 companies at b2venture and co-founded the asc impact fund.

Fundraising · VC investing · Family offices
Michael Wieser

Michael Wieser

Partner — Investments
24 years' experience

Entrepreneur turned VC — and some PE in between. Built the Helvetia Venture Fund and co-managed investments at b2venture. Active business angel.

Fund management · Early & growth stage · CVC
Jonas Hartmann

Jonas Hartmann

Associate

6+ years in transformation, digital strategy and impact investing across leading banks and corporates. Scaled a tech startup as Head of Marketing and co-authored the SECA Impact Report 25.

Strategy · M&A advisory · Impact
03 How we work

Skin in the game, access by design.

I

Curated, not crowdsourced

Every opportunity passes a pre-screened, months-long validation funnel before it reaches our investors.

II

Institutional infrastructure

Luxembourg fund and SPV structures with Roundtable — clean terms, full transparency.

III

Community first

The TIE Roundtable connects investors and founders in person — long before any term sheet.

Work with us

Let’s talk about your access to Swiss ventures.