Professional Engineering

At Professional Engineering, LLC, we are a dedicated team of civil engineering consultants, providing top-notch services to our clients in the public and private sectors. Our journey began in 2007 when Roxanne Johnson, P.E., founded the company with a vision to deliver sustainable and practical civil engineering solutions. Over the years, we have successfully served the greater Madison area and surrounding communities, demonstrating our commitment to transforming our communities into enjoyable places to live and work.

Our team comprises highly qualified professionals who are passionate about their work. We strive to use sustainable design practices in all our projects, ensuring that our work not only meets regulatory and environmental objectives but also contributes positively to the environment.

Our Services

We offer a comprehensive range of services to cater to the diverse needs of our clients. These include:

Site Assessment / Planning

It is critical that sustainable stormwater elements be an integral part of the site design, not a tacked-on afterthought. We are committed to teaming with clients and regulators to build practical and sustainable drainage systems that meet regulatory and environmental objectives.

Street and Parking Lot Design

Streets and parking lots are both a necessary part of our transportation system and a large cost of real estate development. Designed properly, streets and parking lots can be safe for pedestrians, bike friendly, aesthetically pleasing and environmentally sound.

Stormwater Management Design

It is critical that sustainable stormwater elements be an integral part of the site design, not a tacked-on afterthought. We are committed to teaming with clients and regulators to build practical and sustainable drainage systems that meet regulatory and environmental objectives.

Grading & Erosion Control Design

Professional Engineering creates 3D models of the existing and proposed topography to ensure proper drainage and erosion control plans customized to site-specific conditions.

Utility Design

Professional Engineering provides design services for water, wastewater, and storm drainage. From project planning through project completion, our firm provides comprehensive, quality services to help ensure efficient and reliable systems. We use 3D modeling software when designing utilities which allows us to run conflict detection checks on pipe systems and mitigate the risk of conflicts during construction.

Construction Administration

Our construction administration staff is highly qualified and totally committed to the efficient management of projects. Our staff provides construction administration and management services for county, state, and private entities.

Our Projects

We have had the privilege of working on a variety of projects across different sectors, including commercial and retail, DNR and recreational, government and defense, health care and assisted living, hotel, industrial, residential and mixed use, and university and education. Our recent projects include Janesville Retail, Pizza Ranch - Verona, and many more. We are constantly looking for new opportunities to grow and contribute to the development of our communities.