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Insightful. Strategic. Actionable.

We help owners, entrepreneurs, and institutions make informed decisions at critical junctions


Valuation of closely held companies, expert testimony, succession and business planning, due diligence, representation for minority shareholders.


Business plan drafting and reviews, pitch deck preparation, strategic fundraising, investor communication, operational planning, cap table planning.


Private equity due diligence, transaction support, board representation, financial model review and construction, employee training.

Erik Kobayashi-Solomon, CVA

IOI, LLC’s principal, Erik Kobayashi-Solomon, is former head of semiconductor research and market strategist at Morningstar, architect of the International Financial Corporation (World Bank Group) standardized valuation model for developing market private equity investments, Forbes contributor and international author.

Erik has helped organizations from sole proprietorships to multinational corporations make more informed financial, strategic, and operational decisions at critical junctions. His clients value the excellence and originality of his insights, his ability to bring clarity to complex situations, and his steadfast determination on behalf of their interests.

Erik is a Certified Valuation Analyst and a member of the National Association of Certified Valuators and Analysts.

Contact Us

We begin by listening. Understanding the nuances of your specific situation represents the starting-off point of our engagement with you. We listen intently, work hard to earn your trust, and continually seek to exceed your expectations. Based in the Northwest Suburbs of Chicago, we serve clients worldwide.

(646) 801-2464

309 East Rand Road #155, Arlington Heights, IL 60004

Hours by Appointment