About Us

Abundia Opportunities Fund Limited was founded by Yusuke McKenzie, a seasoned investment professional with a background in quantitative research and private equity. The Fund is managed by a dedicated team with over 30 years of combined experience across hedge funds, private equity, and global asset management.

Yusuke began his private investment journey in 2021 by establishing Abundia LLC, a 100% wholly owned investment platform in Japan, while concurrently serving as an investment manager at a global private equity firm. During this period, he began applying world-class investment methodologies acquired from his tenure at leading financial institutions to build proprietary investment strategies.

In 2022, Yusuke transitioned full-time to focus on his investment philosophy. To institutionalize and expand the platform, Abundia Opportunities Fund Limited was launched as an Incubator Fund registered with the Financial Services Commission of the British Virgin Islands, licensed under Certificate of Status number SIBR/IFAF/25/0747. The fund currently operates as a family office vehicle, managing 100% proprietary capital of the founders/family.

UPDATE 2026

We officially launched Abundia Opportunities Fund Limited as an institutionally structured investment platform in May 2026, operating with a dual-jurisdictional structure alongside Hong Kong-licensed investment manager Wells Global Asset Management Limited (WGAM). We continue to expand our multi-strategy investment platform as we prepare to support external capital and a broader investor base.

Leadership Team

Yusuke McKenzie, CMA

Founder & Chief Investment Officer

Yusuke brings extensive experience in investment and finance, having previously worked with Hudson Sustainable Group, Nikko Asset Management, Warburg Pincus/ESR Cayman, Goldman Sachs, and PwC. He holds an M.A. in Economics from the University of Tokyo and is a Certified Member Analyst (CMA) of the Securities Analysts Association of Japan.

Keiichiro (Kei) Matsumae, CPA

Co-Founder and Chief Technology Officer

Career began at  a joint venture between Nomura Research Institute and IBM Japan — building analytics and systems for equity portfolios and real-estate data using SQL, R, and Python. After roughly four and a half years at PwC Aarata (now PwC Japan) in audit and internal-controls advisory, joined PwC Advisory LLC's Deal Advisory practice in 2013, then EY Strategy and Consulting (Strategy and Transactions) in Tokyo, accumulating around ten years in M&A advisory across both firms.Mandates have spanned acquisitions and divestitures, share exchanges and transfers, business transfers, mergers, demergers, joint-venture formation, business restructuring, PFI projects, real-estate-related acquisitions including hotels, and M&A targeting real-estate asset-management companies — across both domestic and cross-border situations. Functionally, the focus covers financial advisory (FA), business and equity valuation, business plan review, and financial due diligence, extending into SPA review, negotiation support, structuring support, and post-closing integration advisory across the full deal lifecycle.Clients include domestic and overseas corporates, government, and PE funds. Recent engagements include financial-modeling support for a PE fund's LBO refinancing of an elderly-care business, an MBO of a domestic aircraft-maintenance company, a PE fund's acquisition of a Japanese hotel asset, and a Japanese trading house's new-share subscription in an Australian rail company; equity valuation and litigation support for minority-shareholder protection in an MBO; buy-side advisory (negotiation support, financial DD, valuation) for a Japanese manufacturer's acquisition of a UK business owned by a US fund; price-adjustment dispute response (working capital and net debt) and opinion-letter support for a PE divestiture; financing structuring and bankability hearings for a US PE fund's investment in battery-storage (BESS) assets in Japan; MBO advisory for the owner of a domestic retail-electricity business; market-entry studies and modeling for chemical recycling and Li-ion battery reuse; and DD and valuation for solar-PV acquisitions, among others.U.S. CPA, CFA Level 3 candidate. Master's degree in Finance from Waseda Business School (Graduate School of Business and Finance, Waseda University). Served as teaching assistant in Equity Portfolio Management and Spatio-Temporal Statistics in the school's evening MBA program.Building on early-career experience in data analytics and teaching, integrates quantitative work in R and Python into M&A and management analysis, and actively applies AI to workflow productivity.

Our Values

Ethics & Integrity

We commit to the highest standards of ethics and integrity, ensuring honesty, transparency, and accountability in every decision and interaction.

Innovation & Excellence

Driven by a culture of innovation and excellence, we continuously seek new ideas and advanced technologies to deliver superior investment outcomes.

Entrepreneurship

Fosters a spirit of entrepreneurship, encouraging creativity, initiative, and agile decision-making to seize opportunities and drive growth.

Community & Responsive Capitalism

Committed to community and responsive capitalism, we focus on sustainable growth that benefits society and adapts to stakeholder needs.

Driven by Insight.
Defined by Integrity.

Investment Philosophies & Inspirations

Short description to explain a brief about this topic.

Python for Finance: Analyze Big Financial Data (Yves J. Hilpisch)

A practical guide to using Python for analysing large financial datasets, covering data manipulation, visualisation, and algorithmic trading techniques.

The Warren Buffett Way (Robert G. Hagstrom)

Explores Warren Buffett’s investment principles and strategies, offering insights into value investing and long-term wealth building.

One Up On Wall Street: How To Use What You Already Know To Make Money In The Market (Peter Lynch)

Shares Peter Lynch’s approach to investing by identifying promising stocks through everyday observations and thorough research.

Quality of Earnings (O'glove, Thornton L.)

Examines how to assess a company’s true earnings quality by analysing financial statements to uncover potential risks and opportunities.

Security Analysis (Graham, Benjamin, Dodd, David L.)

A foundational text on value investing that teaches how to evaluate securities through detailed financial analysis and intrinsic value assessment.

Investment Banking: Valuation, Leveraged Buyouts, and Mergers & Acquisitions (Joshua PearlJoshua Pearl et al.)

A comprehensive guide to investment banking techniques, focusing on valuation, leveraged buyouts, and mergers & acquisitions processes.

実践M&Aマネジメント (服部暢達)

A practical guide to managing mergers and acquisitions, covering strategies, negotiation, and integration for successful deal execution.

Options, Futures, and Other Derivatives (John C. Hull)

A definitive guide to derivatives markets, explaining options, futures, and complex financial instruments with practical applications and risk management.

Market Neutral Investing: Long/Short Hedge Fund Strategies (Joseph G. Nicholas)

Explores market-neutral investing techniques using long and short positions to minimise risk while seeking consistent returns.

Stochastic Calculus for Finance II: Continuous-Time Models (Steven E. Shreve)

Focuses on advanced mathematical models for pricing and managing financial derivatives in continuous time using stochastic calculus.

The World Is Flat: A Brief History of the Twenty-first Century (Thomas Friedman)

Examines globalization’s impact on markets and economies, highlighting opportunities and challenges in a connected world.

スワップ取引のすべて〈第2版〉(杉本浩一/福島良治/松村陽一郎/若林公子)

A detailed guide to swap transactions, explaining their structures, uses, and risk management, updated in its second edition.

生存時間解析 (David Kleinbaum, Mitchel Klein)

An in-depth exploration of survival analysis techniques, focusing on statistical methods to study time-to-event data.

Machine Learning in Finance (Igor Halperin, Matthew Dixon, and Paul A. Bilokon)

This book introduces machine learning methods in finance. It presents a unified treatment of machine learning and various statistical and computational disciplines in quantitative finance

Abundia was born out of both necessity and conviction. Following a period of hospitalization for cancer treatment, a life event that forced me to reflect deeply on purpose, resilience, and legacy. I decided to channel my energy into building something with purpose and long-term impact. Now fully recovered, and with renewed clarity, I set out to create an investment platform that embodies the values I hold most dear: discipline, accountability, long-term thinking, and a commitment to responsible investment.

With 100% of the capital initially funded from my own resources, Abundia began as a proprietary family office. While we are still in the early stages of our evolution, our aim is to grow into a globally integrated hedge fund that combines traditional investment discipline with modern technological capabilities. We are building a platform that leverages AI-assisted analysis, research automation, and systematic screening/investing to identify inefficiencies across asset classes. This is not about replacing human judgment with automation, but about using technology to sharpen insight and empower better investment decisions.

Investing, to me, is not merely a pursuit of returns, it is also a responsibility. It is an act of stewardship that demands both financial discipline, a long-term commitment to improving the world around us, and at the same time a commitment to create value for the benefit of fund provider. Japan, like many advanced economies, stands at a crossroads, grappling with demographic decline, underutilized capital, and legacy governance models that often limit corporate agility. Yet Japan also possesses huge capital markets, globally competitive companies, and a culture rooted in discipline and resilience. For the country to thrive in a rapidly evolving global economy, it must modernize its financial ecosystem, adopting data-driven, quantitative investment practices, while strengthening corporate governance and accountability.

At Abundia, we see a critical role for active ownership and corporate engagement. We believe that improving capital efficiency, transparency, and board responsiveness is essential not only to enhance shareholder returns but also to revitalize Japan’s global competitiveness. Many listed firms remain undervalued due to structural inefficiencies, inefficiencies that cannot be unlocked through passive investing alone. Our mission is to engage with companies constructively, help optimize balance sheets, and unlock its potential corporate value.

Our name, “Abundia,” is inspired by the Roman goddess of abundance, not symbolizing excess, but representing dignity, opportunity, and meaningful prosperity. That ethos underpins everything we do. We are not merely building a fund, we are creating a strategic investment platform that seeks to influence outcomes where it matters most. As we begin to open our strategy to select external partners, we welcome those who share with us the same values.

Together, we aim to deliver not only compelling financial results, but a lasting contribution to the transformation of Japan’s capital markets and the future of responsible investing in Japan and world markets. We are building not just a fund or a platform, but a community, and a legacy.

Yusuke McKenzie, CMA