Sienna Investment Managers
- Company typePrivate
- Founded2021
- HeadquartersParis, France
- Headcount1–10
- GTM typeB2B
- OfferingServices
Sienna Investment Managers firmographics
Firmographics- Name
- Sienna Investment Managers
- Legal name
- Sienna Investment Managers
- Website
- https://sienna-im.com
- Company type
- Private
- Founded year
- 2021
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Ownership category
- akta.pro rank
Sienna Investment Managers industry classification
Industry- Product category
- Asset Management
- NAICS
- Portfolio Management and Investment Advice (523940), All Other Financial Investment Activities (52399), Other Investment Pools and Funds (5259)
- SIC
- Investment Advice (6282), Real Estate (6500)
- akta.pro primary industry
- Multi-Asset Solutions for Institutional (Pensions/Endowments/Sovereigns) (FSAAAJAJ)
- akta.pro secondary industries
- Institutional Consulting RIAs (OCIO/Endowments/Foundations/Pensions) (FSAAACAG), Real Estate Portfolio & Fund Management (Institutional/REIT/PE) (BPAJAMAJ), Real Estate Investment Advisory (Acquisitions/Dispositions, Capital Allocation) (BPAJANAA), Endowment / OCIO-Style Multi-Manager Platforms (FSANAGAG)
Keywords
Where Sienna Investment Managers is headquartered
LocationHeadquarters
- HQ city
- Paris
- HQ country
- France
- HQ region
- Europe
Offices2 records
Markets served
Sienna Investment Managers business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales, Others
Revenue model
- Asset Management Fees: Management fees charged on assets under management across listed and private asset strategies
- Performance Fees: Performance-related fees on certain fund strategies
- Hybrid Fund Products: Combined listed and unlisted asset products for retail and institutional investors with diversified fee structures
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Professional and institutional investor funds |
| Subscription | Annual | Retail investor hybrid funds |
Go-to-market motion3 records
Distribution channels5 records
Marketing channels4 records
Sienna Investment Managers product offering
Product offeringCore offering
Sienna Investment Managers is a multi-expertise European asset manager that manages approximately €33 billion in assets across three business lines: listed assets (open-ended funds, UCITS money market and absolute return strategies), private credit (biodiversity, defense, energy transition, real estate debt, ABL, impact debt), and hybrid assets (real estate, venture capital, evergreen FCPR). The firm offers investment solutions for institutional investors, corporates, and retail/wholesale clients, with a strong emphasis on ESG and impact investing.
Product overview
Sienna Investment Managers is a multi-expertise asset manager operating as a platform-plus-subsidiaries structure with approximately €33 billion in assets under management (end 2025). The core business comprises three main expertises: Listed Assets (public equity and fixed income), Private Credit (private debt financing solutions), and Hybrid Assets (combining listed and unlisted assets for retail access to private markets). The product portfolio includes specialized funds across sustainability themes (Biodiversity Private Credit Fund targeting €200 million), defense financing (Defense Europe fund with €270+ million), infrastructure debt (SID series), impact/social debt, energy transition debt, and hybrid funds (Sienna Trésorerie Plus, Sienna Protection 90, FCPR Evergreen). Subsidiaries include Sienna Gestion (AMF-regulated, GP97020), Sienna AM France (AIFM-regulated, GP97118), Sienna Real Estate, Sienna Venture Capital, and Ver Capital (Italy). Over 90% of assets are classified under SFDR Article 8 or 9.
Differentiator
Problem solved
Functional benefit
Brands
- Sienna Biodiversity Private Credit Fund: Article 9 SFDR fund devoted to restoring and protecting biodiversity in Europe with €200M target size
- Sienna Protection 90
- Sienna Private Debt Defense Europe
Products and services
- Sienna Biodiversity Private Credit Fund
Quantifiable outcome
- Over 90% of assets under management classified as SFDR Article 8 or 9
- +2 more outcomes
Companies that use Sienna Investment Managers
Customer profileNamed customers3 records
Segments5 records
Ideal customer profiles3 records
Sienna Investment Managers technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Feature3 records
Sienna Investment Managers partnerships and signals
Strategic signalPartnerships
Nine partnerships are on record, tiered core, minor and strategic.
- Ecopower LimitedcoreSienna IM providing approximately €20 million financing for Ecopower's 100 MW onshore wind farm project in Ireland, with First Berlin acting as financial adviser.
- First Berlin Securities Brokerage FBSB GmbHminorExclusive financial and commercial adviser to Ecopower Limited for the Irish wind farm financing transaction.
- HabitatstrategicPartnership with Canadian environmental solutions company Habitat to develop an innovative tool for evaluating investment impact on biodiversity.
- Cedrus & PartnerscorePartnership to launch FCPR Evergreen fund combining private equity, infrastructure and bond assets, targeting €150 million with initial €40 million commitment.
- AgroParisTech FoundationminorSienna IM becoming patron of the Ecological Accounting Chair at AgroParisTech Foundation, demonstrating commitment to ecological transition.
- Ver CapitalcoreAcquisition expanding Sienna IM's private credit activities to Italy, with Ver Capital managing €100 million Special Situ fund.
- Science Based Targets initiative (SBTi)strategicSienna IM commitment to SBTi for setting science-based targets for greenhouse gas emissions reduction.
- UN PRIstrategicSignatory to UN Principles for Responsible Investment, demonstrating ESG commitment.
- CDPstrategicSignatory to CDP (Carbon Disclosure Project) for climate change reporting.
Scale indicators12 records
Recent moves7 records
Expansion highlights7 records
Sienna Investment Managers competitors and assessment
Company assessmentDirect peers
- Tikehau Capital: Paris-listed alternative asset manager with comparable multi-strategy platform spanning private credit, private equity, real estate, and capital markets strategies. Closely comparable in size, French/European footprint, and thematic focus on energy transition and SME financing.
- Eiffel Investment Group: French alternative asset manager focused on private debt, energy transition infrastructure debt, and impact strategies. Directly comparable in French private credit origination and Article 9/ESG positioning.
- Muzinich & Co: European-headquartered global credit specialist with private credit and impact credit funds. Comparable in European private credit strategy and institutional distribution, with overlapping SME/specialty financing activity.
- Idinvest Partners (Eurazeo Private Debt): Now part of Eurazeo, Idinvest built a leading French private debt and SME financing franchise. Highly comparable in mid-market European private credit origination and direct lending model.
Broad incumbents
- Eurazeo: Paris-listed European investment company with private debt, private equity, and real asset strategies. Comparable in French institutional heritage and pan-European alternative asset positioning, though Eurazeo operates a larger and more diversified franchise.
- Ardian: Paris-headquartered global private investment house with deep private credit, private equity, infrastructure, and real estate franchises. Comparable institutional LP base and European private credit origination footprint.
- AXA IM Alts: Alternative investment arm of AXA IM managing real assets, private debt, and impact funds across Europe. Comparable institutional client base and growing overlap in private credit and sustainable infrastructure debt strategies.
- Amundi: Europe's largest asset manager with extensive ESG/SFDR Article 8/9 product range and growing private credit and real asset capabilities. Comparable as a major European competitor in institutional ESG fund mandates.
- Schroders: Global asset manager with significant European private credit, sustainable investing, and multi-asset capabilities. Relevant comparable given Sienna Chairman Michael Dobson's prior role at Schroders.
- Natixis Investment Managers: French-headquartered global asset manager with multi-affiliate model spanning private credit, ESG, real assets, and multi-asset solutions. Comparable in European institutional footprint and alternative-credit capabilities.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks7 records
Key highlights7 records
Customer concentration
Sienna Investment Managers social profiles
Digital presenceSienna Investment Managers financial estimates
Financial estimateRevenue estimate
Valuation estimate
Sienna Investment Managers leadership team
Management profileNumber of profiles
Profiles15 records
Sienna Investment Managers subsidiaries and ownership
Company hierarchySubsidiaries7 records
Sienna Investment Managers funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Sienna Investment Managers M&A and investment
M&A and investmentM&A
Investments9 records
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Sienna Investment Managers
What does Sienna Investment Managers do?
Sienna Investment Managers is a multi-expertise European asset manager that manages approximately €33 billion in assets across three business lines: listed assets (open-ended funds, UCITS money market and absolute return strategies), private credit (biodiversity, defense, energy transition, real estate debt, ABL, impact debt), and hybrid assets (real estate, venture capital, evergreen FCPR). The firm offers investment solutions for institutional investors, corporates, and retail/wholesale clients, with a strong emphasis on ESG and impact investing.
Is Sienna Investment Managers a public or private company?
Sienna Investment Managers is a private company. It is classified as corporate owned and is currently operating.
When was Sienna Investment Managers founded?
Sienna Investment Managers was founded in 2021. It employs 1 to 10 people.
Where is Sienna Investment Managers based?
Sienna Investment Managers is headquartered in Paris, France, in the Europe region.
How does Sienna Investment Managers make money?
Three revenue lines are on record. Asset Management Fees are the primary driver. The others are performance Fees and hybrid Fund Products.
Who are Sienna Investment Managers's main competitors?
Direct peers on record are Tikehau Capital, Eiffel Investment Group, Muzinich & Co and Idinvest Partners (Eurazeo Private Debt). Broad incumbents are Eurazeo, Ardian, AXA IM Alts, Amundi, Schroders and Natixis Investment Managers.
Does Sienna Investment Managers have an API?
No public API is recorded for Sienna Investment Managers.
What industry is Sienna Investment Managers in?
Sienna Investment Managers's product category is Asset Management. Its primary akta.pro industry code is FSAAAJAJ, Multi-Asset Solutions for Institutional (Pensions/Endowments/Sovereigns), with a secondary code of FSAAACAG, Institutional Consulting RIAs (OCIO/Endowments/Foundations/Pensions). Its NAICS code is 523940 and its SIC code is 6282.