How many employees work at SEI Investments?
SEI Investments Co. has 7,038 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 4.3%.
Data source: Revelio Labs Coverage: Global workforce Latest update: September 2025
About SEI Investments
SEI (NASDAQ:SEIC) delivers technology and investment solutions that connect the financial services industry. With capabilities across investment processing, operations, and asset management, SEI works with corporations, financial institutions and professionals, and ultra-high-net-worth families to solve problems, manage change, and help protect assets—for growth today and in the future. As of March 31, 2023, SEI manages, advises, or administers approximately $1.3 trillion in assets. For more information, visit seic.com. Additional disclosures: https://seic.com/social
As of September 2025
SEI Investments
workforce metrics
Headcount
7k
Avg. Salary
$95.4k
Tenure
5.4yr
Growth Rate
4.3%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of SEI Investments annual worldwide employee count from 2023 to 2025.
- SEI Investments total number of employees in 2025 was 7,054.863, a 4.3% increase from 2024.
- SEI Investments total number of employees in 2024 was 6,676.397, a 0.5% decline from 2023.
- SEI Investments total number of employees in 2023 was 6,656.463, a 1.4% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of SEI Investments annual active job postings from 2023 to 2025.
- SEI Investments active job postings in 2025 was 582, a 41.3% decline from 2024.
- SEI Investments active job postings in 2024 was 622, a 16.9% decline from 2023.
- SEI Investments active job postings in 2023 was 737, a 48.4% decline from 2022.
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Employee Sentiment
Sentiment Topics
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