17 Followers on Owler

Sienna

's headquarters is located in Luxembourg, Luxembourg. Paul de Leusse is the CEO of Sienna. Sienna has raised a total of $441.2M in funding. Sienna's most recent acquisition was Ver Capital Sgr SPA for an undisclosed amount on Apr 2024. Sienna has 17 followers on Owler. Sienna has an estimated revenue of <$1M and an estimate of less <10 employees.
OverviewAcquisitionsFundingInvestmentsNews & Insights

Sienna

's headquarters is located in Luxembourg, Luxembourg. Paul de Leusse is the CEO of Sienna. Sienna has raised a total of $441.2M in funding. Sienna's most recent acquisition was Ver Capital Sgr SPA for an undisclosed amount on Apr 2024. Sienna has 17 followers on Owler. Sienna has an estimated revenue of <$1M and an estimate of less <10 employees.
Sienna CEO: Paul de Leusse

CEO

Paul de Leusse

CEO Approval Rating

- -/100

2013

Private

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Est. Annual Revenue
<$1M
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Est. Employees
<10
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Funding
$441.2M
Acquisitions
2
Investments
8

News

investment
Nov 03, 2025
https://www.sienna-im.com/news/sienna-im-supports-addguests-growth-by-providing-e10-million-in-impact-financing/
Sienna Investment Managers has invested $12M in AddGuests

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