
William OlesonWilliam OlesonExecutive DirectorWealth Advisor
About William
Bill Oleson is an Executive Director and Wealth Advisor with J.P. Morgan Wealth Management.
As a founder of The Fishman Oleson Group, Bill works closely with high-net-worth individuals and families, corporate executives and other sophisticated clients to deliver portfolios tailored to their needs, risk profiles, time horizons and tax considerations. He offers a comprehensive suite of wealth planning services and specialist resources that extend far beyond investment management to care for the entirety of each individual's financial life—banking, lending, trust and estate planning and more. He takes a long-term approach, bringing prudent insight to help balance growth and income opportunities while striving to protect the downside.
Bill is a member of the J.P. Morgan Wealth Management Portfolio Manager Program, a select group of Advisors who undergo a screening process to manage discretionary client portfolios and are subject to ongoing quantitative and qualitative reviews to assess their investment strategies.
Throughout a nearly two-decade career with J.P. Morgan and its predecessor firms, Bill has been committed to serving as an experienced sounding board, evaluating the big picture to address the challenges of significant wealth and guide clients through complex financial decision-making. He is known for his ability to solve problems, leveraging J.P. Morgan's best assets and ideas, including traditional investments, private equity, hedge funds, internal and external money managers and the firm's award-winning research.1 His strength can be found in the attention he pays to each individual as he builds multigenerational relationships upon a foundation of continuity and trust.
Bill graduated from Brown University with a B.A. in History, where he was captain of the university golf team. He and his wife, Helen, live in Larchmont, New York, with their two young sons. When he is not working, Bill enjoys coaching youth baseball, playing golf, running and spending time with his family. Together, they like to hike, travel and stay active.
Insights

Are we seeing irrational exuberance in the market? We don’t think so
August 8, 2025After last week’s jobs report, markets snapped back. We examine the underlying dynamics.Read Now
Insight 7: Develop a capable and committed rising generation
August 5, 2025Members of the younger generation are the future stewards of the family enterprise, so it is important to invest time and resources in cultivating their interests and skills.Read Now
July Jobs report highlights US job growth has slowed significantly; markets react negatively
August 4, 2025Job growth slowed in July with only 73,000 new jobs added and earlier months revised sharply lower, showing the labor market has weakened.Read Now
Differentiating large from small: Firm size and exposure to trade tensions
August 1, 2025With tariffs likely to settle at elevated rates, we explore how company size may shape the impactRead Now
July 2025 Fed meeting: Rates hold steady once again, potentially setting up fall intrigue
July 31, 2025The Federal Reserve held rates steady once again in July, but the decision wasn’t unanimous. What could that mean for economic policy going forward?Read Now
Insight 1: Build and sustain a “great” extended family
July 30, 2025Investing in family development can have a long-lasting impact on your family’s wealth and legacy of values and traditions.Read Now
Defying the tariff drag: 3 reasons markets are moving forward
July 25, 2025The risks are real, but so is resilience. Here’s why fears about trade and policy setbacks are fading.Read Now
Capitalizing on the tax-deferral advantage of a variable annuity
July 24, 2025A variable annuity is a tax-deferred retirement product that accumulates funds or distributes income based on the performance of the underlying investment options chosen by the contract owner. Read why this can be especially beneficial for individuals in a high tax bracket.Read Now
How to use life insurance as a financial asset
July 23, 2025Yes, life insurance can offer a benefit to loved ones when you pass, but it can also be a financial asset during your life. Learn how it works.Read Now
Are we seeing irrational exuberance in the market? We don’t think so
August 8, 2025After last week’s jobs report, markets snapped back. We examine the underlying dynamics.Read Now
Insight 7: Develop a capable and committed rising generation
August 5, 2025Members of the younger generation are the future stewards of the family enterprise, so it is important to invest time and resources in cultivating their interests and skills.Read Now
July Jobs report highlights US job growth has slowed significantly; markets react negatively
August 4, 2025Job growth slowed in July with only 73,000 new jobs added and earlier months revised sharply lower, showing the labor market has weakened.Read Now
Differentiating large from small: Firm size and exposure to trade tensions
August 1, 2025With tariffs likely to settle at elevated rates, we explore how company size may shape the impactRead Now
July 2025 Fed meeting: Rates hold steady once again, potentially setting up fall intrigue
July 31, 2025The Federal Reserve held rates steady once again in July, but the decision wasn’t unanimous. What could that mean for economic policy going forward?Read Now
Insight 1: Build and sustain a “great” extended family
July 30, 2025Investing in family development can have a long-lasting impact on your family’s wealth and legacy of values and traditions.Read Now
Defying the tariff drag: 3 reasons markets are moving forward
July 25, 2025The risks are real, but so is resilience. Here’s why fears about trade and policy setbacks are fading.Read Now
Capitalizing on the tax-deferral advantage of a variable annuity
July 24, 2025A variable annuity is a tax-deferred retirement product that accumulates funds or distributes income based on the performance of the underlying investment options chosen by the contract owner. Read why this can be especially beneficial for individuals in a high tax bracket.Read Now
How to use life insurance as a financial asset
July 23, 2025Yes, life insurance can offer a benefit to loved ones when you pass, but it can also be a financial asset during your life. Learn how it works.Read Now