Private Equity Firms in Luxembourg

Aquasourça is a family-owned investment firm with permanent capital, actively engaged in both private equity and real estate. The firm employs two distinct private equity strategies: a generalist approach for growth investments across various industries and services, and a sector-specific focus, particularly in the agri-food sector. In real estate, Aquasourça pursues complementary strategies, including value-add for development activities and core/core+ for real estate asset management, primarily in France and Europe, with co-investments globally. The firm emphasizes a highly entrepreneurial approach, providing financial expertise and tailored support to foster the growth of its portfolio companies.The company was founded in 1996 by Sophie Defforey, stemming from a unique entrepreneurial opportunity in the water sector, which also inspired its name. Building on this initial success, Sophie Defforey structured Aquasourça with the vision of supporting business leaders in their development projects. The firm operates with its own funds, allowing for patient capital, long-term partnerships, and a streamlined decision-making process.Aquasourça has a diverse portfolio, having made over 60 investments and 26 exits. Notable investments span industries such as logistics (LSO (Merville)), industrials (Vestal Groupe), and various companies in the business, food, consumer products, and services sectors. The firm typically commits between €3 million and €15 million per operation, taking active minority or majority positions in profitable companies with strong organic and external growth potential.The Aquasourça team is composed of experienced professionals, including Sophie Defforey as President, and a multidisciplinary group with expertise in investments, asset management, finance, and business development. The firm's approach is rooted in trust, respect, and shared values, aiming to build strategies that serve the company's project while respecting the experience and decisions of the leaders. They also integrate Environmental, Social, and Governance (ESG) considerations into their investment process, assisting entrepreneurs in implementing sustainable strategies.

Ardian is a leading global private investment house headquartered in Paris, France. Founded in 1996 by Dominique Senequier as AXA Private Equity, the firm became independent in 2013 and rebranded as Ardian. Today, it is majority-owned by its employees, reflecting a commitment to long-term alignment with clients and stakeholders. With over $176 billion in assets under management or advisement, Ardian operates across private equity, real assets, and credit. Its private equity expertise includes buyouts, expansion capital, and secondaries, while its real assets portfolio encompasses infrastructure and real estate investments. Ardian also offers customized solutions tailored to institutional and private wealth clients. Ardian maintains a global presence with 19 offices across Europe, the Americas, Asia, and the Middle East, employing over 1,050 professionals. The firm's investment approach emphasizes sustainability, innovation, and value creation, aiming to support companies in achieving long-term growth and positive impact.

Astorg is a leading pan-European private equity firm founded in 1998, managing over €24 billion in assets. The firm partners with entrepreneurs and management teams to acquire market-leading global companies, providing strategic guidance, governance, and capital to achieve growth goals. Astorg operates with a distinct entrepreneurial culture, a long-term shareholder perspective, and a lean decision-making body. With offices in Luxembourg, London, Paris, New York, Milan, and Frankfurt, Astorg has valuable industry expertise in healthcare, software, technology, business services, and technology-based industrial companies. The firm's investment approach emphasizes the "art of listening," fostering genuine partnerships and uncovering value through respectful dialogue. Astorg's investment strategy focuses on mid-sized European companies, often family-owned, combining operational success with entrepreneurial drive. The firm specializes in leveraged build-ups, growth capital, family transmissions, mid-cap owner and leveraged buyouts, and corporate spin-offs. Astorg's commitment to sustainability and ESG principles is evident in its participation in industry initiatives like the ESG Data Convergence Project.

Bridgepoint Group plc is a leading international alternative asset manager focused on middle-market private equity and private credit. Founded in 1984 as part of NatWest and spun out in 2000, the firm is headquartered in London and publicly listed on the London Stock Exchange since 2021. It manages over €39 billion in assets across a family of funds targeting mid-cap buyouts, growth investing, and specialist credit. Bridgepoint emphasizes long-term partnerships with portfolio companies and institutional clients, delivering strong returns through operational transformation and strategic growth support. The group operates six principal investment strategies: Bridgepoint Europe (mid-cap buyouts), Bridgepoint Development Capital (small-mid buyouts), Bridgepoint Credit, Bridgepoint Growth, Infrastructure, and Bridgepoint Direct Lending. Its portfolio spans sectors including healthcare, technology, business services, consumer, and advanced industrials. The firm typically targets businesses valued between €200 million and €1.5 billion, offering both capital and operational expertise to unlock scalable value. With over 200 investment professionals and 13 global offices, Bridgepoint maintains a diversified and regionally embedded structure. Offices are located in London (HQ), New York, San Francisco, Paris, Frankfurt, Madrid, Amsterdam, Luxembourg, Shanghai, Tokyo, Singapore, Seoul, and Abu Dhabi. As a UN PRI signatory, the firm integrates ESG principles across its investment processes and portfolio management, reinforcing its commitment to responsible and sustainable investing.

Castik Capital is a Luxembourg-based private equity investment manager founded in 2014 that specializes in acquiring majority ownership positions in European companies where long-term value can be generated through active partnerships with management teams and founders. The firm manages €5 billion in assets under management and operates with a distinctive long-term investment approach, typically holding successful investments for five to seven years—significantly longer than most private equity firms. Castik's advisory arm, Castik Capital Partners GmbH, is based in Munich and manages investments through multiple funds including EPIC I (€1 billion, 2015), EPIC II (€1.3 billion, 2020), EPIC I-b (€0.7 billion, 2021), and EPIC III (€2 billion, 2024).The firm's investment strategy is built on three core pillars: creating market leaders by consolidating founder-led businesses in fragmented markets, holding winners longer to fully execute value creation strategies, and partnering with founders who share the vision for sustainable growth. Castik focuses on B2B services and B2B software, which together account for approximately 90% of its portfolio, along with technology-enabled business services, software and internet platforms, specialist healthcare, and industrial technology. The firm targets companies with initial enterprise values between €200-700 million and deploys €100-250 million in equity per investment.Castik maintains a lean operational structure with approximately 60 professionals, including 28 investment professionals based in Munich and 29 staff in Luxembourg managing fund administration, risk, tax, and investor relations functions. As an Article 8 fund under the EU Sustainable Finance Disclosure Regulation, Castik has embedded ESG considerations throughout its investment philosophy and conducts in-depth ESG due diligence on every potential investment, implementing dedicated ESG tracking systems and appointing ESG managers within portfolio companies.

CFJ (Compagnie Financière Jousset) is an investment holding company founded in 2023 and owned by French entrepreneur Frédéric Jousset, co-founder of Webhelp. CFJ invests its own funds worldwide in companies across industrial, services, and technology sectors that demonstrate solid fundamentals and high growth potential. Operating with an evergreen investment philosophy, CFJ partners closely with management teams to support their vision and ambitious projects. The company focuses on creating value combined with positive human and environmental impact through long-term capital and comprehensive strategic and operational support. CFJ’s investment approach includes minority and majority stakes, targeting seed and acceleration stages. Its portfolio includes companies such as SMAC, a leader in building envelope and waterproofing work; THANKYOU, a sustainable energy provider for vehicle fleets; Concentrix-Webhelp, a global leader in customer relationship management; and Iris Galerie, an international network of galleries specializing in high-definition iris photography.

EQT is a purpose-driven global investment organization founded in 1994 in Stockholm, Sweden. With a Nordic heritage and a global mindset, EQT focuses on active ownership strategies, responsibly investing in, owning, and developing companies and real assets. EQT invests across multiple geographies, sectors, and strategies, including private equity, infrastructure, real estate, growth equity, and venture capital. The firm aims to future-proof companies and make a positive impact for all stakeholders. As of 2025, EQT manages approximately €273 billion in assets under management (AUM), with a team of over 1,500 employees operating from offices across Europe, North America, and Asia-Pacific.

Five Arrows is the alternative-assets platform of Rothschild & Co, comprising Five Arrows Principal Investments (growth buy-out), Five Arrows Managers (mid-market) and Five Arrows Secondary Opportunities. From hubs in London, Paris, Luxembourg, New York and Los Angeles, the 280-person team manages approximately €8 billion across funds focused on healthcare, technology and business services. Five Arrows leverages Rothschild’s 200-year banking heritage, global advisory network and rigorous risk culture to source proprietary deals and create value through active governance and operational improvement. Recent milestones include the €2 billion final close of FASO VI (2025) and successful exits of RLDatix and A2MAC1. The platform consistently ranks in the top decile for DPI and TVPI among European secondary and growth funds.

Global Income Capital Management is an owner-operated single-family office established in 2004, with a strong track record spanning over two decades in asset management, private equity, real estate, and agriculture on a global scale. The firm's core objective is to achieve long-term capital appreciation while placing a significant emphasis on capital preservation. They maintain an agile portfolio management approach, allowing them to adapt to macroeconomic shifts and thematic trends by adjusting their exposure across various asset classes as needed. Guided by principles of diligence, adaptability, and independence, Global Income Capital Management has consistently delivered stable results across diverse market environments since its inception.The firm's investment strategy is structured around three core verticals: asset management, private equity, and real assets, which encompass both real estate and agriculture. Through Waterside Asset Management, they employ a disciplined, value-oriented approach to global markets, focusing on high-quality, undervalued companies and incorporating tactical long/short strategies. Their Real Assets vertical leverages deep sector expertise to identify long-term opportunities in tangible assets like real estate and agriculture, providing diversification and stability while aligning with a commitment to sustainable asset classes.In private equity, Global Income Capital Management invests globally through select funds and directly via Growth Partners Capital, their Iberian-focused investment firm. This arm specifically targets proven companies with strong leadership and clear pathways to scalable, profitable growth within Portugal and Spain, aiming to generate financial returns alongside broader economic and social impact. The firm's international, multidisciplinary team supports its operations across key locations including Lisbon, Gothenburg, Madrid, Luxembourg, London, and New York.

Hayfin Capital Management LLP, founded in 2009, is a premier European alternative asset management platform specializing in providing critical debt, equity, and hybrid capital solutions tailored to meet diverse financing needs for corporates—including both sponsor-backed and non-sponsor entities—as well as real asset owners. The firm employs a value-investing approach across multiple strategies including Direct Lending, Special Opportunities, High-Yield Credit, Securitized Credit, and Private Equity Funds.Headquartered in London, Hayfin has expanded its global footprint with 13 offices spanning Europe, the United States, and a growing presence in Asia. Since inception, Hayfin has invested over €50 billion of capital across more than 500 portfolio companies, managing approximately €35 billion in assets under management. The firm’s investment philosophy combines deep market expertise, disciplined risk management, and a commitment to responsible investing, as evidenced by its signatory status to the Principles of Responsible Investment (PRI).Hayfin’s management team, including co-founders Tim Flynn (CEO) and Mark Tognolini (COO), emphasizes long-term partnership with clients and investors, fostering a culture of collaboration and innovation.

Innotek is a single-family office established by the Switzerland-based Danon family, with operations located in Luxembourg and Switzerland. The firm operates as a long-term private equity investor, primarily focusing on mid-sized, moderately profitable manufacturing and assembly companies. Innotek's investment strategy emphasizes adding value through the implementation of lean automation strategies. Beyond its private equity activities, the firm also engages in venture capital and direct investments, including investments in promising start-up companies through its subsidiary, Teklas Ventures.Founded in 2021, Innotek was established to leverage the Danon family's investment philosophy, which is rooted in industrial, manufacturing, and technology sectors. The firm's approach is sector-agnostic, yet its core expertise lies in areas that benefit from advanced industrial and technological integration. This foundation allows Innotek to identify and support companies where its specialized knowledge can drive significant operational improvements and growth.Innotek's portfolio includes investments in companies such as Unchained Robotics, N Robotics, and Flexnode, primarily within the hardware and systems and information management industries. The firm's latest recorded investment was in Unchained Robotics on May 25, 2025, highlighting its continued focus on innovative hardware and automation solutions.A key differentiator for Innotek is its highly experienced in-house Automation-Robotics-Engineering team. This team provides competitive services to both portfolio companies and co-investment partners, offering deep technical expertise to enhance operational efficiency and drive technological adoption within their investments. This specialized team underscores Innotek's commitment to not just capital injection but also active strategic and operational support.

Janus Henderson Investors is a prominent global active asset manager dedicated to assisting clients in achieving their financial objectives through a combination of differentiated insights, disciplined investment strategies, and world-class service. The firm offers a comprehensive suite of investment solutions across various asset classes, including equities, fixed income, multi-asset, and alternatives. Their approach is rooted in extensive research, with investment teams engaging with thousands of companies annually to generate original perspectives that inform their investment positioning.The firm's rich heritage dates back to 1934 with the founding of Henderson Administration in the UK to manage the estate of Alexander Henderson. Separately, Janus Capital was established in 1969 in Denver, Colorado, by Tom Bailey, who aimed to create an independent asset management service in the western United States. Janus Henderson Investors was officially formed in May 2017 through an all-stock merger of Janus Capital Group and Henderson Group, bringing together over 90 years of combined experience in the investment management industry.As a global asset manager, Janus Henderson Investors focuses on delivering long-term risk-adjusted returns across a broad spectrum of investment opportunities. While not a traditional venture capital firm, they engage in strategic partnerships and acquisitions that expand their capabilities, such as their joint venture with Privacore Capital for alternative assets and the acquisition of Victory Park Capital Advisors, a private credit manager. They also manage a diverse range of funds, including those focused on global life sciences and multi-sector income, catering to institutional, intermediary, and individual investors.With over 350 investment professionals and more than 2,000 employees globally, Janus Henderson Investors leverages its extensive network and expertise to innovate in ideas, products, and solutions. Their teams are committed to rigorous analysis, structured processes, and robust risk management, aiming to anticipate and adapt to market changes. The firm emphasizes a client-first philosophy, accountability, and a collaborative culture to deliver on its commitments and invest in a brighter future together.

Lombard Odier is an independent Swiss banking group with a rich history dating back to 1796. The firm operates as a global wealth and asset manager, serving both private and institutional clients. Their core offerings encompass private banking, comprehensive wealth management, and sophisticated asset management solutions. A distinctive aspect of Lombard Odier's approach is its strong emphasis on sustainable investing, aiming to align client objectives with positive environmental and social outcomes.Founded in Geneva, Switzerland, Lombard Odier has maintained its independence through a unique partnership model, where the firm is wholly owned and managed by its Senior Managing Partners. This structure fosters a long-term perspective and a client-centric approach, allowing for stability and continuity across generations. The firm has consistently evolved, integrating cutting-edge banking technology not only for its own operations but also offering these solutions to other financial institutions.While Lombard Odier focuses on a broad range of traditional and alternative investments, specific notable investments or portfolio companies are not publicly highlighted in the provided information, as their primary business revolves around managing client wealth and assets rather than direct venture capital investments in specific startups. Their investment strategies span various asset classes, including private equity, real estate, infrastructure, and natural resources, often with a sustainable lens.The team at Lombard Odier comprises experienced professionals across wealth management, asset management, and technology. The firm emphasizes a culture of excellence, innovation, respect, integrity, and teamwork. With a global presence across more than 25 offices in 19 jurisdictions, their experts provide local expertise combined with an international outlook, ensuring tailored solutions and a deep understanding of diverse market dynamics for their discerning clientele.

Metric Capital Partners is a private capital investment firm specializing in structured equity and credit solutions for mid-sized companies across Europe. Founded with the aim of addressing complex capital needs, Metric provides flexible and strategic funding to businesses undergoing transformation, expansion, or recapitalization. The firm takes a long-term, partnership-driven approach to investing. The firm’s core strategy targets special situations where traditional financing may not be suitable, allowing Metric to deliver bespoke capital structures that support value creation. By leveraging deep operational and financial expertise, the team works closely with portfolio companies to enhance growth and drive performance. Metric focuses on downside protection and risk-adjusted returns for its investors. Based in London, Metric Capital Partners manages over $2.5 billion in assets and primarily invests in Western European markets. Its team includes seasoned professionals with backgrounds in private equity, investment banking, and operational leadership. With a disciplined investment philosophy, Metric remains sector-agnostic but selectively targets industries with stable fundamentals and strong growth potential.

Montagu Private Equity is a European mid-market private equity firm with a strong heritage and over 50 years of investment experience. Specializing in buyouts and growth capital, Montagu supports businesses with strong fundamentals and the potential for long-term value creation. The firm partners with management teams to help transform and scale their operations while preserving their core values. Focused on backing high-quality companies, Montagu invests in businesses that provide essential products and services, typically in sectors with strong barriers to entry. The firm has a disciplined and research-driven investment approach, underpinned by deep sector expertise, operational insight, and a strong network across Europe. Montagu aims to deliver consistent returns to its investors by building market leaders and creating sustainable growth. Montagu has offices in London, Frankfurt, Luxembourg, and Paris, giving it deep connectivity across Europe. The firm manages several funds and has completed over 400 transactions throughout its history. With a team of experienced professionals and a track record of delivering value, Montagu continues to be a trusted partner to ambitious businesses and institutional investors alike.

Natixis Investment Managers is one of the world’s largest asset management firms, known for its multi-affiliate model that provides access to over 15 independent investment managers. This decentralized structure enables a broad array of active investment strategies, including equities, fixed income, multi-asset, private assets, and ESG solutions tailored to client-specific needs. Headquartered in Paris with offices in more than 25 countries, Natixis Investment Managers oversees approximately $1.4 trillion in assets under management as of December 31, 2024. It serves a diverse clientele including institutional investors, fund managers, corporations, and private individuals. The firm is part of Groupe BPCE, the second-largest banking group in France, offering it a strong financial foundation and global reach. Dedicated to responsible investing, Natixis promotes sustainability through its affiliates such as Mirova and Ostrum Asset Management, integrating environmental, social, and governance (ESG) criteria into their investment processes. This commitment supports long-term value creation and contributes positively to global economic and social development.

Founded in 1939, Neuberger Berman is a private, independent, and employee-owned investment management firm headquartered in New York City. With a commitment to active management and long-term client partnerships, the firm offers a broad range of investment strategies, including equities, fixed income, private equity, hedge funds, and multi-asset solutions. Neuberger Berman serves a diverse clientele comprising institutions, advisors, and high-net-worth individuals globally. The firm's investment philosophy emphasizes fundamental research and a client-centric approach. Its private equity division, NB Private Markets, has a team of over 300 professionals across 17 offices worldwide, focusing on co-investments, secondaries, and direct investments. In 2025, Neuberger Berman closed its NB Strategic Capital Fund II with over $4 billion in commitments, underscoring its leadership in GP-led secondary transactions. Operating from offices in 39 cities across 26 countries, Neuberger Berman's global presence enables it to access a wide array of investment opportunities. The firm's dedication to sustainability is evident through its commitment to the Net Zero Asset Managers Initiative, aiming for net-zero emissions by 2050. With a workforce of approximately 3,100 employees, Neuberger Berman continues to prioritize delivering superior investment outcomes for its clients.

Oakley Capital, founded in 2002 by Peter Dubens and headquartered in London, is a pan‑European private equity firm specializing in growth capital and buy‑and‑build strategies. The firm focuses on founder‑ or management‑led businesses in sectors such as Technology, Consumer, Education and Business Services, often through complex carve‑outs and secondary transactions. Oakley supports long‑term value creation via operational guidance and entrepreneurial partnerships. With over €8 billion in assets under management and more than 150 investment professionals, Oakley has completed over 150 transactions in 11+ countries across Western Europe. Its strategy emphasizes sourcing off‑market deals and executing proprietary growth strategies tailored to each business. Oakley operates through multiple regulated entities in Luxembourg and the UK, maintaining offices in London (HQ), Munich and Milan. The firm actively champions sustainable growth, responsible investment frameworks and founder‑led value creation across its portfolios.

PAI Partners is a leading European private equity firm specializing in leveraged buyouts and long-term industrial transformations. The firm partners with management teams to drive operational improvement, strategic repositioning, international expansion, and ESG integration. With a strong on-the-ground presence through offices in key financial hubs, PAI manages a diverse portfolio of mid-to-large-sized companies across several high-potential sectors. Originally established in 1872 as “Paribas Affaires Industrielles,” the firm became an independent private equity entity in the late 1990s. Since then, PAI has raised multiple institutional funds and built a track record of generating strong returns through majority investments in market-leading businesses. Its strategy is focused on value creation through consolidation, digitalization, operational excellence, and long-term growth acceleration. PAI currently manages several flagship and mid-market funds, including its latest fund (PAI Europe VIII), which raised approximately €7.1 billion. With over 180 professionals, the firm operates from offices in Paris, London, Madrid, Milan, Munich, Luxembourg, Stockholm, and New York. Its investor base includes pension funds, insurance companies, sovereign funds, and family offices from across the globe.

Palmarium AG is a private family office and investor based in Switzerland, established in 2012. The firm focuses on alternative investments, primarily in private equity and real estate. They leverage an extensive global network to identify and structure proprietary transactions, with a particular aptitude for managing complex businesses and situations. Palmarium also provides advisory services, reflecting a commitment to their principals and partners through a diverse portfolio of businesses. [cite: 1, 3, 4, 5, 6, 9, 10 in first search, 3 in second search]The firm's investment strategy in private equity extends beyond mature investments to include early-stage entrepreneurs. Palmarium supports these ventures by providing resources, strategic partnerships, investment capital, and access to customers, aiming to help them pioneer new ideas or disrupt existing markets. Their approach emphasizes long-term business fundamentals and a disciplined, proven methodology to identify and realize opportunities for significant improvement or growth. [cite: 4 in first search, 10 in first search]Palmarium's portfolio includes investments in companies such as HealthBank, operating in the Medical Records Systems industry, and Lebara Mobile, a telecommunications service provider. The firm has also successfully exited investments, with HealthBank being a notable recent exit in July 2022. Beyond private equity and real estate, Palmarium also engages in treasury and art-related strategies, advising clients on collection building and maintenance, and managing transactions in the international art market. [cite: 3 in first search, 9 in first search]With offices in Luzern and Zürich, Switzerland, and Miami, USA, Palmarium maintains a presence in key global financial hubs. The firm's team brings deep sector knowledge and a strong industry network, particularly in the commercial and residential real estate space, enabling them to source off-market investment opportunities. They adhere to strict industry best practices and standards in governance, risk management, compliance, and reporting to safeguard their interests and those of their partners. [cite: 2, 7 in first search, 4 in second search, 10 in first search]