Klingner & Associates, PC Tech Stack

Multidisciplinary engineering and architecture firm serving Midwestern municipalities and industrial clients

Civil Engineering Quincy, IL 51–200 employees Founded 1905 Privately Held

Klingner & Associates is a 51–200-person engineering and architecture practice headquartered in Quincy, Illinois, with eight regional offices across the Midwest. The firm's stack—Trimble, AutoCAD, Civil 3D, ArcGIS, Revit, and Bluebeam—reflects a mature CAD-and-survey-driven operation optimized for infrastructure design. Current project focus clusters around water infrastructure (distribution, wastewater, stormwater, pumping stations) and transportation (roadway, intersection, municipal facility projects), while pain-point data reveals persistent challenges in cost/schedule management across complex, multi-site engagements and navigating funding-agency requirements.

Tech Stack 21 technologies

Core StackAutoCAD ArcGIS Revit Adobe Creative Cloud Salesforce Adobe Illustrator SketchUp Trimble GPS Civil 3D Microstation Enscape Bluebeam Microsoft Office Google Workspace Excel Word Photoshop OpenRoads Designer MicroStation PowerPoint

What Klingner & Associates, PC Is Building

◆Challenges

Complex wastewater challenges
Funding agency requirements
Minimizing project write-offs
Managing multiple complex projects
Maintaining cost and schedule for complex projects
Project risk mitigation
Cost-effective execution of complex projects

▲Active Projects

Water distribution system projects
Water and wastewater infrastructure projects
Storm water system design
Roadway and intersection design projects
Transportation projects for municipal facilities and schools
Public municipal facility transportation projects
Pumping station projects

Hiring Activity

Minimal40 roles · 5 in 30d

Department

Engineering

Design

Construction

Marketing

Seniority

Senior

Mid

Junior

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About Klingner & Associates, PC

Founded in 1905, Klingner provides integrated engineering, architecture, land surveying, geotechnical services, and construction material testing to mid-market industrial, commercial, municipal, and education clients across the Midwest. The firm operates from eight offices in Illinois, Missouri, and Iowa. Service lines span structural and civil design, environmental engineering, site development, recreation planning, water and wastewater infrastructure, and GIS-enabled planning. Revenue comes primarily from public-sector infrastructure projects (municipalities, school districts) and private industrial/commercial work, with project scopes ranging from feasibility studies through construction administration.

HeadquartersQuincy, IL

Company Size51–200 employees

Founded1905

Hiring MarketsUnited States

Frequently Asked Questions

What design software does Klingner use?

Trimble, AutoCAD, Civil 3D, Revit, MicroStation, ArcGIS, Bluebeam, and SketchUp form the core. Visualization and graphics work runs through Adobe Creative Cloud and Enscape.

Where are Klingner & Associates offices located?

Eight regional offices: Carbondale, Galesburg, and Quincy, IL; Columbia and Hannibal, MO; and Burlington, Davenport, and Pella, IA. Headquarters is in Quincy, Illinois.