Co-Investor AG

General contacts
Investor type

PE

Founded

2001

AUM

$150 M

Location

Frankfurt am Main, Hesse, Germany

Investment Ticket

$10-50 m

Investment Stage

Series B Late Stage (Series C+)

Region of investment

Europe
Investor profile last updated: 16 August, 2026

Profile

COI Partners is a growth equity investor founded in 2001 and based in Zurich, Switzerland, with additional offices in Frankfurt and Berlin. The company focuses on investing in high-growth, mid-sized companies in the DACH region, which includes Germany, Austria, and Switzerland. Their investment strategy covers various sectors, including IT and software, consumer and retail, life sciences, and industrial industries. COI Partners typically invests between €15 million and €30 million per company and has a strong track record with over 110 investments and 40 successful exits.

The firm emphasizes collaboration with entrepreneurs, providing not just capital but also strategic support and access to a network of industry experts. Their latest fund, COIP DACH Growth II, is dedicated to growth-stage companies in the region. COI Partners aims to fill the growth capital gap in the DACH area, enabling local startups to scale effectively without heavy reliance on foreign investors. Their services include growth equity investments, direct equity investments, and operational support, making them a valuable partner for entrepreneurs and founders seeking to expand their businesses.

Industry

HealthTech Cybersecurity Energy Life Sciences Technology MedTech Transportation Software Security SaaS Robotics Retail Other IT Services Industrial Healthcare Services Hardware Foodtech Food and Beverage Fintech Financial Services E-commerce/Marketplace Digital Consumer Services (B2C) Consumer Products Business Services (B2B) Automotive Marketing and Advertising

Co-Investor AG Funds

Name Type
Questionare
Industry
Questionare
Stage
Questionare
Region 		Size AUM Launch date
COIP DACH Growth II
Private Equity (PE)
Financial Services
Fintech
Food and Beverage
Foodtech
Healthcare Services
Marketing and Advertising
SaaS
Security
Software
Transportation
Energy
HealthTech
Series B
Late Stage (Series C+)
Europe
$5-10 m
$130 M
July 2022

Contacts

Name
Title
Email
Social Networks
avatar
Julian Kohl Partner
Partner
j•••@•••
LinkedIn
avatar
Jan Claussen Partner
Partner
j•••@•••
LinkedIn
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FAQs about Co-Investor AG

Co-Investor AG is a private equity firm. It backs companies at Series B and Late Stage (Series C+), writing tickets of $10-50 m.
Co-Investor AG is located in Frankfurt am Main, Hesse, Germany.
Co-Investor AG was founded in 2001.
Co-Investor AG invests in companies and startups in HealthTech, Cybersecurity, Energy, Life Sciences, Technology, MedTech, Transportation, Software, Security, SaaS, Robotics, Retail, Other, IT Services, Industrial, Healthcare Services, Hardware, Foodtech, Food and Beverage, Fintech, Financial Services, E-commerce/Marketplace, Digital, Consumer Services (B2C), Consumer Products, Business Services (B2B), Automotive, Marketing and Advertising.
Co-Investor AG invests in companies and startups in Europe.
Co-Investor AG invests in companies and startups at Series B, Late Stage (Series C+).
Co-Investor AG usually invests $10-50 m on average.
Co-Investor AG has around $150m assets under management.
Co-Investor AG last fund was created/launched in 2022-07-14
Co-Investor AG can be reached through its website coi-partners.com and its LinkedIn page. Its general enquiries address is [email protected]. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Co-Investor AG — names, roles, verified work emails and LinkedIn profiles — available on a Pro plan from $129/month (see pricing). Contacts are sourced from the firm's website and LinkedIn and re-verified on a rolling cycle. Spot a stale contact, or none at all? Report it — we re-run that firm within 48h and get back to you.
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Private Equity List re-verifies investor profiles on a rolling cycle, pulling from the firm's own website and LinkedIn rather than a one-off import. This profile was last updated on 16 August, 2026. Something out of date here? Report it — we re-run that firm within 48h and get back to you.