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Alfred West Jr
Rank #2143
UNITED STATES•Finance & Investments•Money management

Alfred West Jr

Net Worth
$1.919B
-1.24% (24h)
Alfred West Jr. is the Executive Chairman of SEI Investments Company, a global financial services firm. Born in 1943, West founded SEI in 1968 and served as its CEO for over 50 years, transforming it from a fintech startup into a leading provider of technology and investment solutions. His wealth stems from his role in money management and the success of SEI. West's career highlights include taking SEI public in 1981 and pioneering technology-driven solutions for the financial sector. He is known for his focus on long-term strategies and commitment to innovation within the financial industry.

How to read Alfred West Jr's profile

Public net-worth figures are estimates. They combine observable inputs—typically listed equity, disclosed transactions, and market prices—with editorial judgment where filings are incomplete (for example, private holdings, debt, or cross-holdings). For Alfred West Jr, we anchor the narrative to Money management and Money management, then update the headline number as markets move. The chart on this page is meant to show trajectory, not a certified balance sheet.

When you see $1.919B alongside global rank #2143, interpret it as our best synthesis of widely cited ownership and price signals—not a claim about cash on hand. Estimates can diverge from other publishers because of different treatment of options, trusts, charitable vehicles, or illiquid assets. We document the general approach in methodology and welcome corrections via corrections.

Country (UNITED STATES) and career milestones on this page are curated for reader context; they should be verified against primary sources when used for research. Editorial metadata for this profile is refreshed on a rolling basis, with deeper audits at least annually (last noted cycle: 2026).

Looking for depth? When available, the dossier and timeline sections below add long-form context beyond the headline number—prioritize those modules when evaluating claims about strategy, controversies, or philanthropic commitments.

The Full Dossier

Early Life

Alfred P. West Jr., a native of Florida, initially dreamed of becoming a fighter pilot but pursued an MBA at Wharton School of the University of Pennsylvania after poor eyesight ended his aviation aspirations. West also holds a Bachelor of Science in Aerospace Engineering from the Georgia Institute of Technology.

Rise to Success

West founded Simulated Environments Inc. (SEI) in 1968 while at Wharton. The company's initial focus was developing computer-based simulation software to train bank personnel. This led to an automated investment accounting system for bank trust departments, marking its entry into financial services. West took SEI public in 1981 and expanded into investment advisory and money management. He served as CEO for 54 years, retiring in 2022 and becoming Executive Chairman. Under his leadership, SEI grew into a global financial services firm with a significant presence in asset management and investment processing.

Key Business Strategies

West's strategies focused on leveraging technology to transform the financial sector. He emphasized a long-term approach, innovation, and a team-oriented culture. The company developed and launched the SEI Wealth Platform to provide wealth management solutions. Key to his success was recognizing the importance of recurring revenue and building a company that could adapt to changing market needs.

Philanthropy

West has been involved with philanthropic endeavors including WestBridge, a private non-profit organization that supports the recovery of those with co-occurring mental illness and substance use disorders.

Career Timeline

2022

Retired as CEO

Retired as CEO of SEI Investments after 54 years and became Executive Chairman.

1981

Took SEI Public

Took SEI Investments public, expanding its reach in the financial sector.

1968

Founded SEI Investments

Founded Simulated Environments Inc. (SEI), which later became SEI Investments.

Philanthropic Impact

Mental HealthUndisclosed

WestBridge

A private non-profit organization supporting the recovery of those with co-occurring mental illness and substance use disorders.

Key Business Ventures & Holdings

CompanyStakeValue
SEI Investments Company13.10%—

Net Worth History

In-Depth Analysis

Early Life

Alfred P. West Jr., a native of Florida, initially dreamed of becoming a fighter pilot but pursued an MBA at Wharton School of the University of Pennsylvania after poor eyesight ended his aviation aspirations. West also holds a Bachelor of Science in Aerospace Engineering from the Georgia Institute of Technology.

Rise to Success

West founded Simulated Environments Inc. (SEI) in 1968 while at Wharton. The company's initial focus was developing computer-based simulation software to train bank personnel. This led to an automated investment accounting system for bank trust departments, marking its entry into financial services. West took SEI public in 1981 and expanded into investment advisory and money management. He served as CEO for 54 years, retiring in 2022 and becoming Executive Chairman. Under his leadership, SEI grew into a global financial services firm with a significant presence in asset management and investment processing.

Key Business Strategies

West's strategies focused on leveraging technology to transform the financial sector. He emphasized a long-term approach, innovation, and a team-oriented culture. The company developed and launched the SEI Wealth Platform to provide wealth management solutions. Key to his success was recognizing the importance of recurring revenue and building a company that could adapt to changing market needs.

Philanthropy

West has been involved with philanthropic endeavors including WestBridge, a private non-profit organization that supports the recovery of those with co-occurring mental illness and substance use disorders.

Data Sources & Methodology

Figures for Alfred West Jr are synthesized from the sources below and cross-checked against our net worth methodology. Estimates may lag market moves; see corrections to report discrepancies.

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