Insights

AUM Growth SEI manages approximately $1.9 trillion in assets as of March 31, 2026, indicating a large and growing client base with potential for expanded outsourced solutions, advisory services, and technology modernization engagements.

Tech Stack SEI uses modern data and security tooling (NumPy, Azure SQL, Redis, CrowdStrike) and AI/ML friendly components (LangChain). This suggests opportunities for cloud-scale data engineering, security modernization, and analytics product upsell to optimize operations for clients.

Q2 Momentum Strong Q2 2026 results with record revenue, adjusted operating profit, and EPS point to continued client demand and potential for expansion deals, cross-sell of technology platforms, and higher-margin services.

ETF Expansion Launch of the SEI QiM U.S. Equity Factor Allocation Active ETF signals ongoing product diversification and custody/transaction support needs; potential sales angle around ETF platform enhancements, administration, and liquidity services for asset managers.

Strategic Growth Sustained revenue growth with expanding margins suggests opportunities to offer scalable outsourcing, workflow automation, and risk/compliance services to mid-to-large financial institutions seeking efficiency and growth enablement.

SEI Tech Stack

SEI uses 8 technology products and services including NumPy, Microsoft Azure SQL Database, Redis, and more. Explore SEI's tech stack below.

  • NumPy
    Advanced Analytics And Data Science
  • Microsoft Azure SQL Database
    Database
  • Redis
    Database
  • CrowdStrike
    Endpoint Protection
  • Modernizr
    Javascript Libraries
  • LangChain
    Machine Learning
  • Microsoft Office
    Office Suites
  • Bash
    Operating Systems & Computing Languages

Media & News

SEI's Email Address Formats

SEI uses at least 1 format(s):
SEI Email FormatsExamplePercentage
FLast@seic.comJDoe@seic.com
81%
First.Last@seic.comJohn.Doe@seic.com
17%
FirstLast@seic.comJohnDoe@seic.com
1%
Last@seic.comDoe@seic.com
1%

Frequently Asked Questions

What is SEI's phone number?

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You can contact SEI's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is SEI's stock symbol?

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SEI is a publicly traded company; the company's stock symbol is SEI.

What is SEI's official website and social media links?

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SEI's official website is seic.com and has social profiles on LinkedIn.

How much revenue does SEI generate?

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As of July 2026, SEI's annual revenue is estimated to be $1B - $10B.

What is SEI's NAICS code?

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SEI's NAICS code is 52 - Finance and Insurance.

How many employees does SEI have currently?

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As of July 2026, SEI has approximately 4.2K employees across 6 continents, including North AmericaEuropeAsia. Key team members include Ceo: S. S.Chief Executive Officer - Irish Depositary Company: R. M.Chief Executive Officer, Sei Investments (europe) Ltd: J. L.. Explore SEI's employee directory with LeadIQ.

What industry does SEI belong to?

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SEI operates in the Financial Services industry.

What technology does SEI use?

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SEI's tech stack includes NumPyMicrosoft Azure SQL DatabaseRedisCrowdStrikeModernizrLangChainMicrosoft OfficeBash.

What is SEI's email format?

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SEI's email format typically follows the pattern of FLast@seic.com. Find more SEI email formats with LeadIQ.

When was SEI founded?

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SEI was founded in 1968.
SEI logo

SEI

Financial ServicesPennsylvania, United States1001-5000 Employees

SEI is a global provider of financial technology, operations, and asset management services within the financial services industry. It delivers tailored solutions designed to help clients deploy their capital—whether money, time, or talent—so they can better serve their customers and pursue growth. As of December 31, 2024, the company manages, advises, or administers approximately $1.6 trillion in assets, underscoring the scale of its client relationships. Based in Oaks, Pennsylvania, the firm serves a broad, international client base across financial services.

In June 2026, SEI announced leadership appointments to strengthen its AI and data capabilities, naming senior roles such as Chief AI Strategist, Head of AI Orchestration, and Chief Data Officer. The company also outlined plans to invest in an enhanced, unified platform intended to improve data access, transparency, and operational efficiency for investment managers. These moves reflect an emphasis on leveraging technology to support clients' investment operations and growth objectives.

Section iconCompany Overview

Phone number
Website
seic.com
Stock Symbol
SEI
NAICS Code
52 - Finance and Insurance
Founded
1968
Employees
1001-5000

Section iconFunding & Financials

  • $1B - $10B

    SEI's revenue is estimated to be in the range of $1B - $10B

Section iconFunding & Financials

  • $1B - $10B

    SEI's revenue is estimated to be in the range of $1B - $10B

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