SI International

IT Services


Reston, VA


SI International provided IT services, outsourcing, consulting, applications development and performance support to federal government agencies, especially in the areas of defense and intelligence.


Frontenac exited the investment through an initial public offer and two secondary offerings.

One South Wacker
Suite 2980
Chicago, IL 60606
Tel: 312.368.0044

Frontenac Company

We invest in high quality companies, primarily in the food, industrial and services industries. We work with business owners, almost always families, founders or entrepreneurs, as they address complex transition issues of liquidity, management enhancement and growth planning.

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Frontenac Company