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Strategy firms, turnaround firms, operating companies.Professionals from different backgrounds, bringing knowledge across a wide range of fields.

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Director

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Takamasa Abumi

Director

A systems engineer before leading a wide range of work at EY Strategy & Consulting (EY-Parthenon).

At the strategy team of EY Strategy & Consulting (EY-Parthenon) and elsewhere, worked across a wide range of themes including M&A (BDD), operational reform and BPR, and system implementation PMO. Alongside the strategy agenda, brings knowledge of risk transformation and BPO, and deep knowledge of digital drawn from earlier work as a systems engineer at Hitachi. Has practised across industries including electronics, food and consumer durables, non-life insurance, trading houses and the public sector.

MEng, Integrated Design Engineering, Graduate School of Science and Technology, Keio University

Toru Takahashi

Director

Tokio Marine & Nichido, then A.T. Kearney and Monitor Deloitte, leading a wide range of companies and themes.

Joined Tokio Marine & Nichido after graduating, then moved through Deloitte Tohmatsu Consulting (Monitor Deloitte) and A.T. Kearney before joining Catalys. Supports a wide range of industries, including insurance, consumer goods, staffing, automotive, telecoms and real estate, across business strategy, new business development, DX and AI strategy, business due diligence and operational change.

Waseda University

Saket Sardeshmukh

Director

Based in Japan for over a decade, leading a wide range of themes at Mitsubishi Materials, EY and Tata Consultancy Services.

Has spent the past twelve years based in Japan, with Mitsubishi Materials Corporation, EY Strategy & Consulting and Tata Consultancy Services. Works from a base in R&D and production planning to support large-scale transformation across industries, including DX, organisational change and the introduction of AI. Also at home in a wide range of industries, including automotive, aerospace, pharmaceuticals and industrial machinery.

Pune University, India (Mechanical Engineering)
JLPT N2

Taisei Yoshikawa

Director

Led a wide range of themes for financial services and manufacturing at Mitsubishi UFJ Research and Consulting and JMA Consultants.

At Mitsubishi UFJ Research and Consulting, worked as a manager on a great many growth strategy engagements, mainly for financial services and manufacturing clients, including mid-term management plans and the design and testing of new business strategy. Also brings knowledge of subsidiary strategy that takes group synergies into account, and of M&A strategy. At JMA Consultants, worked on BPR and functional strategy for manufacturers.

MSc, Decision Science and Technology, Graduate School of Decision Science and Technology, Tokyo Institute of Technology

Hiroki Ito

Director

Statutory audit work at a major audit firm. Certified Public Accountant (passed the examination), with knowledge of finance, BDD and valuation.

After university, worked on statutory audits at Deloitte Touche Tohmatsu LLC, mainly for trading houses, before joining Catalys. Brings knowledge of accounting and finance, and of due diligence and valuation in M&A.

Tokyo University of Science
Certified Public Accountant (passed the examination)

Ryuta Sakanashi

Director

Deloitte Tohmatsu Consulting, then a wide range of themes including PMI, new business, long-term strategy, sales reform and DX.

After graduating, worked at Deloitte Tohmatsu Consulting on sales reform and building digital platforms, then joined Catalys. At Catalys, works alongside clients across a wide range of themes, including PMI, new business planning, mid- to long-term business strategy from design through to delivery, and sales reform.

BCom, Waseda University

Masato Yazaki

Director

Shipping and green energy businesses at NYK Line, then led work for a wide range of companies and themes at Arthur D. Little.

After university, worked at NYK Line on shipping for the power sector and on green energy businesses. Then at Arthur D. Little and other consulting firms, supported companies across a wide range of themes, including business strategy and business due diligence, for industries as varied as power, construction, food and real estate.

Keio University
Whisky Expert, Whisky Culture Research Institute
Art Certification Grade 2, Art Certification Association
Specialty Coffee Association (SCA) Coffee Skills Program – Roasting Intermediate

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