ISG Offices

Architecture + Engineering Services in Mankato, MN

Address

115 East Hickory Street

Suite 300

Mankato, MN 56001

Call Us

507.387.6651

Monday-Friday

8:00 a.m.-5:00 p.m.

ISG Mankato

Just down the road from ISG Field—home of the Northwoods League's Mankato MoonDogs baseball team and Mankato Habaneros softball team—employee owners can often be found enjoying games from the Dog Pound or enjoying the Dog House Suites.

In The Community

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The Future of Southern Minnesota Lakes Conference Returns To Inspire Action on Lake Planning, Preservation, and Restoration

ISG is bringing back The Future of Southern Minnesota Lakes Conference for its fourth year from March 6–7, 2026 creating space for lake association members, environmental professionals, and community leaders dedicated to preserving and restoring Southern Minnesota lakes.

Press Releases

Industry Insights

ISG Brings Full-Service Design Expertise to Ohio

ISG opens a Columbus, Ohio office, expanding full-service design expertise and partnering with local universities to serve diverse market sectors

Press Releases

Inside ISG’s Multidisciplinary Approach: Expertise, Collaboration, and Bold Ideas

Explore how ISG’s integrated expertise boosts teamwork, fuels fresh thinking, and drives inventive, high-impact project results.

Industry Insights

Community

Featured Projects

No matter the project, we are here for it. Our partnerships and client relationships are a testament to the projects we have designed with our clients. Take a look!

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