ISG Offices

Architecture + Engineering Services in Green Bay, WI

Address
115 Pine Street
Suite 300
Green Bay, WI 54301
Call Us
920.434.2128
Monday-Friday
8:00 a.m.-5:00 p.m.
ISG Green Bay
Scenic views of the Fox River flowing north, and live music from the Juliet balcony during Fridays on the Fox.

In The Community

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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

Celebrating GIS Day and its Impact on Communities

Learn how geographic information systems (GIS) empower communities through data-driven planning, real-time mapping, and stakeholder engagement to shape smarter, more connected places.

Industry Insights

ISG Recognized as a 2025–26 Emerging Professional Friendly Firm for the Fourth Consecutive Cycle

ISG has been honored as a 2025–26 Emerging Professional Friendly Firm by AIA chapters in North Dakota, South Dakota, Wisconsin, and Minnesota in recognition of its commitment to fair compensation, licensure support, mentorship, and growth for early-career architects.

Industry Insights
Employee Owners

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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