SEI

seic.com

financial services

seic.com

Oaks, Pennsylvania, United States

5001-10000 employees

2125151000 revenue

LinkedIn Profile

About SEI

investment processing, fund processing, investment management, investment bankers/brokers/service, finance, fund accounting systems, multi-asset class management, big data, digital transformation in finance, ai-powered analytics, investment management technology, regtech, compliance automation, compliance services, other financial investment activities, technology platforms, client reporting, client portals, cloud infrastructure, sei wealth platform

SEI's Tech Stack

45 technologies detected · 11 decision makers · Emails available

Sales Outreach Angle

AWS infrastructure signals engineering sophistication. This company likely evaluates cloud cost management, security tooling, observability, and developer productivity solutions.

SEI's Position in the StackWho Database

• SEI is 1 of 21,667 financial services companies tracked in StackWho.
• 21,586 financial services companies in our database have verified decision-maker emails (100% of the cohort).
• 7,718 companies in Pennsylvania are in the StackWho database.
• 133 financial services companies are in the 5001-10000 employee range (same size as SEI).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated August 2026.

Frequently Asked Questions

What technology does SEI use?

SEI uses Akamai, AT&T DNS, Microsoft Office 365, Amazon AWS, Drupal, VueJS, and 39 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at SEI?

StackWho has verified email addresses for 11 decision makers at SEI. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach SEI directly for sales, recruiting, or partnerships.

What industry is SEI in?

SEI operates in the financial services industry, headquartered in Oaks, Pennsylvania, United States. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export SEI's contact data?

Yes. StackWho Pro members can export decision maker contact data for SEI and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.