About SEI



SEI LLC
+1 888 307 6567
+1 701 298 8866
info@seillc.com
A Ygomi Company


SEI is a premium provider of custom-tailored call center services for leading companies worldwide. Headquartered in Oak Brook, Illinois, we have approximately 500 full-time employees in the U.S., Europe, and China.

SEI supports customers in 18 languages from 5 call centers located in the U.S., Europe, and China, covering 139 countries and territories. Services include technical help desk, customer care, telematics, and lead generation support for franchisees and value added resellers (VARs). SEI works in a variety of industries ranging from computer software to quick service restaurants to vehicle manufacturing.

SEI is 100% owned by Ygomi LLC. Ygomi builds and operates three technology-based companies that deliver innovative software and services for essential business needs. Ygomi has approximately 600 employees in 10 countries. As a Ygomi company, SEI draws on the global infrastructure and cutting-edge technologies of all its sister companies.

For more than 20 years, leading companies have turned to SEI for award-winning customer service, help desk, and sales support. SEI works closely with its customers to provide flexible, high quality services that enhance productivity and customer satisfaction so that our customers can focus on their own customers' needs. We exceed customer expectations through a combination of superior technology, a detailed process management methodology, a stringent Performance Excellence quality model, and highly-trained and dedicated professionals.

SEI's goal is to remain the premier technical help desk and sales support provider of choice to the world's leading companies.

Key Customers

BMW Group
eHarmony
Jiffy Lube
Microsoft Corporation
Sonic
Steak n Shake