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Flexstone Partners

Investor type

PE

Founded

2005

AUM

$10 000 M

Location

Paris, France

Investment Ticket

$10-50 m

Investment Stage

Series B Late Stage (Series C+)

Region of investment

North America Europe
Investor profile last updated: 29 July, 2025

Profile

Flexstone Partners (“Flexstone” or the “Company”) is a leading Investment Manager and Advisor specialized in private assets on a global basis. With local presence in Geneva, Paris, New York and Singapore, the Company manages approximately €10 billion on behalf of large institutions as well as high net worth individuals on a global basis. Flexstone’s range of products and services extends from tailor-made solutions and advisory services to commingled funds, across all private asset classes (Private Equity, Mezzanine, Infrastructure…) through Primary and Secondary investments in funds, as well as direct Co-investments in buyout & growth capital transactions. Flexstone’s key strength is the ability to offer customized solutions for each client globally; to date over 75% of the firm’s advised assets are in dedicated solutions.

Flexstone is an affiliate of Natixis Investment Managers, one of the world’s largest asset managers. The Company operates autonomously from its parent but is able to leverage its global resources, professionals, and network to enhance its ability to continuously deliver exceptional strategies, service, ESG and risk management.

Flexstone is a signatory of the UNPRI and its ESG approach is an integral part of its team culture and investment process. Flexstone Partners follows an inclusive approach in its workplace and practices, where diversity and open mindedness are deemed essential to flourish in a dynamic environment. Flexstone is an equal opportunity employer and values a diverse and inclusive workforce.

The Company does not discriminate on the basis of race, religion, color, gender identity or expression, national origin, sexual orientation, marital status, age, veteran status, disability status, or any other legally protected characteristic. All employment is decided on the basis of qualifications, merit, and business need.

Industry

Food and Beverage Foodtech Healthcare Services Robotics Transportation HealthTech Biotechnology Business Services (B2B) Consumer Products Consumer Services (B2C) Energy CleanTech Logistics

Flexstone Partners Funds

Name Type
Questionare
Industry
Questionare
Stage
Questionare
Region
Size AUM Launch date
Select Opportunities II
Private Equity (PE)
Biotechnology
Business Services (B2B)
Consumer Products
Consumer Services (B2C)
Healthcare Services
Energy
CleanTech
Logistics
Series B
Late Stage (Series C+)
North America
Europe
$5-10 m
$350 M
July 2019
Mid-Market Secondaries III
Private Equity (PE)
Biotechnology
Healthcare Services
Energy
CleanTech
Logistics
Series B
Late Stage (Series C+)
North America
$5-10 m
$230 M
January 2025

Contacts

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Email
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FAQs about Flexstone Partners

Flexstone Partners is a private equity firm. It backs companies at Series B and Late Stage (Series C+), writing tickets of $10-50 m.
Flexstone Partners is located in Paris, France.
Flexstone Partners was founded in 2005.
Flexstone Partners invests in companies and startups in Food and Beverage, Foodtech, Healthcare Services, Robotics, Transportation, HealthTech, Biotechnology, Business Services (B2B), Consumer Products, Consumer Services (B2C), Energy, CleanTech, Logistics.
Flexstone Partners invests in companies and startups in North America, Europe.
Flexstone Partners invests in companies and startups at Series B, Late Stage (Series C+).
Flexstone Partners usually invests $10-50 m on average.
Flexstone Partners has around $10 000m assets under management.
Flexstone Partners last fund was created/launched in 2025-01-08
Flexstone Partners can be reached through its website flexstonepartners.com and its LinkedIn page. Its general enquiries address is investorrelations@flexstonepartners.com. Cold-mailing a general inbox rarely reaches a partner, so Private Equity List also lists the investment-team contacts for Flexstone Partners — 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 29 July, 2025. Something out of date here? Report it — we re-run that firm within 48h and get back to you.