Roy Johnston

Roy Johnston

Principal, Orange River Advisors


Principal, Orange River Advisors, LLC, a business advisory firm providing financial consulting, investment banking, and deal advisory services to growth companies. JD/MBA.


Work History

Orange River Advisors

Nov 2014 - Present

Founder and Principal

We help organizations achieve their most important goals

  • Our principal clients are privately-held growth companies and PE/VC-backed companies
  • Our services include strategic planning, financial analysis, market entry, project management, contract negotiation

Waste Management, Inc.

Aug 2010 - Oct 2014

Director, Associate, and Senior Analyst in WM's corporate venture capital team

WM, a Fortune 200 company, is the largest waste and environmental services provider in the US

  • As part of WM's corporate venture capital team, I managed a portfolio of investments in the waste conversion, recycling, and logistics sectors
  • My representative experience includes: screening investment opportunities; valuing target businesses; investigating new technologies and busienss models; negotiating and structuring investments; developing and executing growth plans for portfolio entities

Makalani Holdings Ltd.

May 2006 - Jul 2007


Makalani Holdings is a $350 million public investment fund in Sandton, South Africa

  • As internal counsel, I oversaw the fund's legal process through deal structuring, due diligence, approval, and execution
  • In my year with the team, we negotiated and executed nine investments, together worth $177 million

Bowman Gilfillan, Inc.

Jan 2001 - May 2006

Senior Associate, Associate, and Trainee Attorney

Bowman Gilfillan is a premier South African law firm with 300+ attorneys in eight offices in South Africa and six other African countries

  • At Bowmans, I practiced law with the firm's corporate, banking, finance, and dispute resolution teams
  • My representative experience includes: a private equity firm's $300 million purchase of a mining business; the $420 million underwriting of a new light rail system; the $370 million sale of a hospital group; capital raisings; restructurings; listings; syndicated loans; and general corporate legal work



Master of Business Administration

  • Jones Citizen Award for service to the Rice community
  • Jones Scholar Award for graduating in the top 10 
  • Elected by Rice MBA class to M.A. Wright Award for Leadership and Exemplary Service
  • Lorane T. Phillips Award for Excellence in Writing
  • Jones School Merit Scholarship
  • GPA 4.02/4.0

University of Johannesburg

Jan 1996 - Dec 2000

Bachelor of Laws, Bachelor of Commerce

  • Chairman, Law Students’ Council, 1998-1999
  • Officer, Students’ Representative Council, 1998-1999
  • Officer, Law Students’ Council, 1997-1998
  • Rhodes Scholarship national finalist, South Africa, 2001
  • Abe Bailey Travel Scholarship, 2000
  • Graduated with distinction (top 3% of class)

Board experience

  • Board member, GTL Joint Venture, LLC, 2014
  • Chairman, General Board, First Christian Church, Houston, 2012-2014
  • Board member, Paradigm Shift, a non-profit serving South Africa’s entrepreneurial poor, 2012-present
  • Board member, Qualanex LLC, a WM portfolio company, 2011-2014



State Bar of Texas

2009 - Present


High Court of South Africa

2004 - Present


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