William Marr
Head of Business Growth
Bill leads business development for Welton’s multi-channel, multi-geography strategy to meet increased investor demand as newer segments seek to add alternatives to their portfolios.
In previous roles he led due diligence and allocated to Hedge Funds and CTAs, including as Global Head of Hedge Fund Research at Merrill Lynch Wealth Management. Bill also headed Alternative Investments at Zurich-based Bank Julius Baer and Boston-based State Street Global Advisors. Most recently he founded and managed Granite Street Capital, a consultancy focused on developing and implementing growth strategies for alternative investment managers. Bill holds a BA from Bowdoin College.
News and Insights from William Marr
Today’s Updated Playbook: Alts Playing Alongside Their Stock and Bond Teammates
Today’s markets demand more than a 60/40 or 50/30/20 playbook. Advisors need portfolios that can go beyond stocks and bonds with a few alts tacked on, to respond to market shocks and inflation spikes, navigate geopolitical uncertainty, capture private market opportunities, and deliver income when bond yields disappoint.
Offense: Growth Assets and Strategies
Offense is about moving the ball downfield—driving growth, building wealth, and capturing appreciation over time. In portfolios, offensive strategies target capital gains, whether through public equities, private markets, or emerging opportunities in digital assets.
Defense: Income-Generating Assets and Strategies
Defense in football isn’t passive—it’s about controlling the opponent, protecting your field position, and setting up the next opportunity. In portfolios, defensive strategies start with income, then seek to preserve capital and provide stability when equity markets struggle.



