ARCHITECTURE +
Engineering Services

Dynamic Expertise

ISG has diverse expertise in multiple areas. We have built a team of architecture, engineering, environmental, and planning professionals who offer comprehensive design solutions.

We strategically span geographies to ensure you have the right experts in your corner and a team that approaches each project from the seat of an owner to bring you the greatest value.

Our Services

Architecture

  • Architecture
  • Interior Design
  • Landscape Architecture
  • Procurement
  • Urban Design
  • Visualization

Engineering

  • Civil Engineering
  • Drone
  • Electrical Engineering
  • Land Surveying
  • Mechanical Engineering
  • Municipal Engineering
  • Refrigeration Engineering
  • Structural Engineering
  • Technology Engineering
  • Telecommunications Engineering
  • Transportation Engineering
  • Water/Wastewater Engineering
  • 3D Scanning

Environmental

  • Assessments + Review
  • Geographic Information Systems
  • Permitting + Compliance
  • Planning + Feasibility
  • Testing + Monitoring

Planning

  • Development
  • Engagement
  • Funding
  • Marketing
  • Planning
  • Project Evaluation
  • Referendum Assistance

Applied Tech in Action

Technology in Action Newsletter

View our interactive hub and explore cutting-edge tools, technologies, and geospatial solutions powering ISG’s work across disciplines. Dive in to see how ISG brings ideas to life through technology.

360° Tours

Our fast-capture drone photography captures aerial, roof, or ground level imagery to create 360-degree tours that place future development plans in the context of existing spaces, helping you make better decisions faster.

Geographic Information System (GIS)

Using geographic information systems (GIS) integrated with Esri software, we develop valuable geospatial mapping tools that enable informed decision-making by incorporating demographic, psychographic, and socioeconomic data into visual representations.

"ISG is a trusted design partner that solves problems before they arise. The culture of ISG is reflected in the interactions with each ISG team member. The employee owners take an elevated sense of purpose into each client engagement."

Jake Christensen
President, Christensen Development

The ISG

Difference

ISG operates as a one-firm profit center. This approach allows us to put together the most effective team for each project, pulling from all areas of expertise to deliver solutions that inspire, excite, and get the job done.

Our 100% employee-owned firm supports collaboration and fosters a deep personal investment in our clients’ success. We take on each client’s passion, perspective, and project as our own.

  • Three-Dimensional Firm
  • Multidisciplinary Partner for Success
  • 100% Employee Owned

The Latest From ISG

View All

Flip the Switch on Risk. Why Electrical Equipment Capital Studies Matter.

Each May, Electrical Safety Month is a reminder that safety is not just about compliance, it is about proactively reducing risk before it becomes an incident.

Industry Insights

ENR Ranks ISG Among 2026’s Top 500 Design Firms

ISG now ranks #230 on Engineering News-Record’s 2026 Top 500 Design Firms list, up from #245 in 2025.

Announcements

Are you properly protecting your employees from arc flash and shock hazards?

Maintenance, testing, and training have always been important elements of a successful facility electrical safety program, but recent requirements ensure they are being implemented according to a standard.

Industry Insights

Improving Water Quality Across Iowa through Engineering Innovation

Discover how ISG is improving water quality across Iowa by connecting agricultural practices, watershed planning, and drinking water infrastructure.

Industry Insights

South Tama County Middle School Earns Outstanding Award in Spring 2026 Educational Facilities Design Awards

The Spring 2026 Educational Facilities Design Awards, presented by Learning By Design, honors education projects that demonstrate design excellence, innovation, and meaningful impact on student experience, with recipients selected through a blind peer review process from 52 submissions.

Announcements

ISG’s Innovative Drainage Project Recognized as ACEC State and National Honoree

ISG’s Martin County Ditch No. 28 Nutrient Treatment Train project has received two honors: the 2026 ACEC Minnesota Engineering Excellence Grand Award and the ACEC National Engineering Excellence Award, recognizing innovative engineering solutions that improve drainage performance while protecting water quality.

Announcements