Public works


Public Works Expertise

Vital infrastructure that supports and connects communities

Public works departments face some of the most complex infrastructure challenges of today. Highly visible, public works services are crucial for the well-being and functionality of communities while contributing to the overall quality of life in your region. That’s why we don’t just build infrastructure, we connect communities to vital resources through practical engineering solutions.

With strategic partnerships and right-sized solutions we can help you address today’s critical needs and provide tomorrow’s long-term value. No matter the project, big or small, ISG has the specialized expertise necessary to make your next public works project a reality.

One Firm. One Team. Multi-Disciplinary Solutions in Architecture, Engineering, Environmental, and Planning.

Streets + Corridors

Unlock the full potential of your investments in streets and corridors with solutions tailored to suit your unique needs. We listen. We take the time to understand your current priorities and future goals before developing comprehensive, forward-looking solutions. 

ISG will remain your dedicated partner for everything from extending the life of city streets and corridors through maintenance to reinvigorating infrastructure with phased plans of action and construction. We are dedicated to ensuring you get the most out of your investment while minimizing disruptions for your residents.


  • Planning + Design
  • Staging + Traffic Control
  • Rehabilitation + Reconstruction
  • Pedestrian Facilities + Trails
  • ADA Compliance
  • Stormwater Management
  • Pavement Management Planning
  • Rural + Urban Roadway Design
  • Traffic Signal Operations + Design
  • Street Lighting Design
  • Streetscaping
  • Utility Coordination + Design
  • Corridor Studies + Complete Streets Planning
  • Construction Observation + Administration

Streets + Corridors Portfolio

Municipal Planning

Well thought out and strategic plans lead to implementable solutions. Combining the expertise of our in-house engineers, planners, and funding professionals, ISG will pinpoint creative solutions that are tailored to your community. 

Our broad municipal planning expertise is integral to successful community development and includes community engagement, capital improvement planning, resiliency preparation, and budgeting. With services provided by an eager and passionate team, you will gain the firsthand experience of seeing how we make a difference.


  • Facility Assessments + Planning
  • Resource Planning
  • Pavement Management Plans
  • Community + Economic Development Plans
  • Community Master Planning
  • Funding and Grant Assistance
  • Capital Improvement Planning
  • Infrastructure Planning
  • Parks Master Planning
  • Community Outreach and Engagement
  • Downtown Master Planning
  • Neighborhood and Corridor Planning
  • Transportation Planning
  • Environmental Planning
  • Social Services Planning

Municipal Planning Portfolio

Municipal Engineering

ISG forms valued partnerships with communities dedicated to improving their future. Choosing a city engineer requires identifying a collaborator who brings the right balance of proficiency, clear communication, dependability, and transparency. We listen attentively to understand your community's unique needs and deliver right-sized solutions at the right time.

As a trusted extension of city staff, we provide a single point of contact who is proactive and responsive—all while seamlessly connecting you with ISG’s firmwide multi-disciplinary resources. We will be present with creative solutions and will work collaboratively to exceed your expectations and contribute to the ongoing improvement of your community.


  • Construction Observation + Administration
  • Resource Planning
  • Wastewater Collection System Planning + Design
  • Wastewater Treatment
  • Water Distribution + Storage
  • Water Supply + Treatment
  • Municipal Planning + Funding Support
  • Funding Assistance
  • Geographic Information Systems
  • Parks and Recreation Planning + Design
  • Hydraulic + Water Quality Modeling
  • Water and Wastewater Operations, Training, and Optimization
  • Municipal Architecture
  • Facilities Planning + Assessments
  • Stormwater Design + Management
  • Streets + Corridors

Municipal Engineering Portfolio

Drinking Water

Water is a precious global resource. ISG is committed to ensuring safe and accessible drinking water for communities. Our experts excel in source water protection, advanced treatment techniques, and efficient distribution and storage management while also providing complete maintenance and operations assistance.

We prioritize resiliency, ease of maintenance, and quality control in delivering tailored solutions. Not only do we design resilient systems, but we also offer training and regulatory assistance to ensure systems operate at peak performance. Our strong reputation reflects the dedication of our personnel and wealth of experience.


  • Planning, Design, and Construction
  • Water Treatment
  • Water Storage
  • Water Distribution + Pipelines
  • Water Supply + Wells
  • Industrial Water Supply + Storage and Treatment + Reuse
  • Hydraulic and Water Quality Modeling
  • Water Operations + Training + Optimization

Drinking Water Portfolio


Our top-tier wastewater design and engineering professionals are ready to help you. From complex and innovative systems to basic and proven technologies, we are committed to delivering the right-sized solution. This is exemplified by our lagoon treatment system solutions, tailored specifically for smaller municipalities.

From physical treatment systems to biological and chemical treatment options, ISG works with partners to deliver high-quality wastewater technologies and solutions. With an in-depth understanding of regulations, environmental conditions, and procedures, we confidently plan, design, and address your needs with innovative, budget-appropriate wastewater treatment systems and services with long-term value.


  • Planning, Design, and Construction
  • Wastewater Collection Design + Rehabilitation
  • Wastewater Collection System Hydraulic Modeling
  • Infiltration and Inflow Studies
  • Wastewater Pumping Stations
  • Wastewater Treatment
  • Water Reclamation + Reuse
  • Municipal Industrial Pretreatment
  • Industrial Wastewater Treatment + Reuse
  • Wastewater Operator Services + Training

Wastewater Portfolio


Featured Work



We know there is no such thing as a one-size-fits-all solution. That’s why we prioritize communication and strive to serve as an extension of your team.

Looking out for your bottom line, we take partnership to the next level to design the most efficient and cost-effective solutions that are tailored to your community.

  • Serve as an Extension of Your Staff
  • Local Understanding of Your Community Needs
  • In-House Experts + Technologies to Address Complex Challenges

Business Unit Experts

Derek Johnson, PE

Public Works Business Unit Leader

Michael Novitzki, MBA

Public Works Development Strategist

Lenny Larson, PE

Water/Wastewater Group Leader

Danielle Propst, AICP


Nick Frederiksen

Senior Project Manager

Applied Tech in Action

"The ISG team delivered on their schedule and scope, while remaining flexible to many ideas coming from various stakeholder groups. The design process was throughtful and collaborative. You could see our ideas reflected back as each design iteration was fine-tuned."

Dean Gazza
City of Appleton, Director of Parks, Recreation and Facilities Management

Let's Chat.

The Latest at ISG

Community Development Plans: Strengthening the Foundation for Deeper Connections

For a community to evolve into a quality place to live, work, and explore, it starts with a vision. ISG's Planning Group helps bring visions to reality through a strategic process that results in an actionable, and holistic plan, also known as a Community Development Plan (Plan).

Industry Insights

An Ecological Approach at ISG

Did you know that integrating our built environment with the natural world can result in a more functional, sustainable, and resilient landscape? Here at ISG, we aim to make tomorrow better than today, and one way we do that is by incorporating ecology into our planning and design work.

Industry Insights

Streets of Change: Bump Outs, Curb Extensions, and the Pedestrian Experience

ISG has worked with communities throughout the Midwest to design roadways with pedestrian users in mind and challenge conventional understandings associated with bump outs and curb extensions.

Industry Insights

Multimodal Systems + Complete Streets: Value. Opportunity. The Future.

From TV shows and music to restaurants and breweries, millennials crave options, and that is no different when it comes to transportation. More than 70 percent of people ages 18-34 use multiple modes of travel several times per week.

Industry Insights

ISG Expands Environmental Service Solutions – Asset Acquisition of Svoboda Ecological Resources (SER)

ISG is pleased to announce the recent asset acquisition of Excelsior-based Svoboda Ecological Resources (SER), adding to the multi-disciplinary firm’s Environmental Service offerings. For over 25 years, SER has provided ecological planning and assessment services to private and public clients across the Midwest.

Press Releases

ISG Announces New Office in Minneapolis/St. Paul

ISG, a full service architecture, engineering, environmental and planning firm, announces the opening of a new office in Minneapolis/St. Paul. This becomes the seventh office location for ISG across Minnesota, Iowa, and Wisconsin.

Press Releases