About

South Bend, Indiana-based QuantaSi is a managed security services provider helping businesses secure their data and proactively anticipate curveballs, all while protecting clients’ online presence and granting peace of mind.

Founded in 2016 by Nick Hahaj, with James Doty joining shortly after, QuantaSi specializes in Infrastructure, Hybrid Cloud, IT Support, and offers a comprehensive suite of Security Services to businesses of all sizes.

What began as a sole proprietorship serving two clients has grown into a multi-employee, local company with large ideas helping local people.

Our South Bend, Indiana, headquarters offers 24/7/365 system monitoring and speedy response times, ensuring personal, one-on-one communication with one of our technicians.

QuantaSi now counts more than 40 regional clients, including several nonprofits. Our goal: help businesses stay one step ahead of the ever-changing landscape of cyber threats, improve IT efficiency and plan for a path forward.

The best offense begins with QuantaSi in your corner.

Managed Security Provider helping businesses secure their data, optimize their IT Infrastructure, and proactively anticipate curveballs, all while protecting clients’ online presence and granting peace of mind.  We provide IT Support and Services to businesses in South Bend, Mishawaka, Elkhart, Goshen, Plymouth, Rochester, Niles, Edwardsburg, Cassopolis, and the surrounding areas in Indiana and Michigan.