Commercial
From auditoriums to athletic facilities and corporate offices, we’ll navigate you through regulations, laws, codes, and compliance.
Education
We create modern learning environments that benefit students, educators and the greater community – at the lowest possible cost.
Healthcare
We envision and build innovative healthcare facilities that help providers focus on patient-centered care.
Industrial
Working for Fortune 500 companies across a range of industrial markets, our team makes sure each project meets its full potential.
Science & Tech
We work with owners across the commercial, industrial, healthcare and education markets on complex projects.
Prefabrication
At the core of our operations is a focus on flexibility, innovation, and finding ways to add value for our clients.
Virtual Design & Construction
Self-Performed Work
We pride ourselves on training our team to become construction experts so we can self-perform as much of the work on a project as possible.
Preconstruction
Our preconstruction services lay the foundation for safe and successful outcomes, from a project’s inception to its completion.
Referendum Services
We help you educate voters on referendum issues, develop a preconstruction plan, and maximize value for every taxpayer dollar invested.
Sustainability
Historic Restoration
We bring decades of knowledge to your restoration project which allows us to execute the work efficiently.
Contractor Services
Our contractor services have been carefully formulated over the years to best serve our clients and their needs.
Design-Build
Safety
We emphasize the importance of safety and have a designated team that ensures all protocols are adhered to.
About Us
In five generations, we’ve grown into a $850+ million, full-service construction company with over 750 employees.
Blog
Diversity, Equity & Inclusion
Our team is highly involved in organizations and committees to bring more diversity to the A/E/C industry.
Leadership
Meet our leadership team who ensures that our crews and teams have access to the tools, resources and opportunities to deliver the results our clients expect.
Building Our Communities
Bid Opportunities
Browse our future projects and uncover opportunities to work with the industry’s finest.
Subcontractor Registration
Register your company with JP Cullen using our online portal.
Confidentiality Agreement
We are committed to protecting sensitive data and information to ensure a smooth working relationship between all parties.
Commercial
From auditoriums to athletic facilities and corporate offices, we’ll navigate you through regulations, laws, codes, and compliance.
Education
We create modern learning environments that benefit students, educators and the greater community – at the lowest possible cost.
Healthcare
We envision and build innovative healthcare facilities that help providers focus on patient-centered care.
Industrial
Working for Fortune 500 companies across a range of industrial markets, our team makes sure each project meets its full potential.
Science & Tech
We work with owners across the commercial, industrial, healthcare and education markets on complex projects.
Prefabrication
At the core of our operations is a focus on flexibility, innovation, and finding ways to add value for our clients.
Virtual Design & Construction
Self-Performed Work
We pride ourselves on training our team to become construction experts so we can self-perform as much of the work on a project as possible.
Preconstruction
Our preconstruction services lay the foundation for safe and successful outcomes, from a project’s inception to its completion.
Referendum Services
We help you educate voters on referendum issues, develop a preconstruction plan, and maximize value for every taxpayer dollar invested.
Sustainability
Historic Restoration
We bring decades of knowledge to your restoration project which allows us to execute the work efficiently.
Contractor Services
Our contractor services have been carefully formulated over the years to best serve our clients and their needs.
Design-Build
Safety
We emphasize the importance of safety and have a designated team that ensures all protocols are adhered to.
About Us
In five generations, we’ve grown into a $850+ million, full-service construction company with over 750 employees.
Blog
Diversity, Equity & Inclusion
Our team is highly involved in organizations and committees to bring more diversity to the A/E/C industry.
Leadership
Meet our leadership team who ensures that our crews and teams have access to the tools, resources and opportunities to deliver the results our clients expect.
Building Our Communities
Bid Opportunities
Browse our future projects and uncover opportunities to work with the industry’s finest.
Subcontractor Registration
Register your company with JP Cullen using our online portal.
Confidentiality Agreement
We are committed to protecting sensitive data and information to ensure a smooth working relationship between all parties.
For all of you OCD planners out there, here at JP Cullen, we get you. It is part of our culture to plan. When we are working at an active power plant that provides power to neighboring towns, we must have a plan. There are too many people depending on us to get the job […]
Randy Nottestad is JP Cullen’s Lead Mechanic and has been with us for 12 years! We sat down with him for a Q&A to learn more about him. What caused you to get into your profession? I grew up on a farm by Cambridge, Wisconsin. My dad passed away when I was 2 years old.
“JP Cullen has built a facility unlike any in the world”, quoted from Peter Feigin, President of the Milwaukee Bucks, last Thursday at the grand opening of the Froedtert & the Medical College of Wisconsin Sports Science Center, also known as the Milwaukee Bucks training center. It has been an honor for us to lead
Froedtert & the Medical College of Wisconsin Sports Science Center Grand Opening Read More »
Winning the Job In 1983, JP Cullen was awarded the refurbishment project of the 62-year old, seven-story Parker Pen office building in Janesville, Wisconsin. Two years before, JP Cullen had finished the expansion of the pen company’s 131,000 square foot headquarters, also in Janesville. Challenges The main challenge with the Parker property was the need
Making inaccurate assumptions about a building’s existing structure and infrastructure are the root cause of many design changes, construction delays, added cost, and field issues. These “best-guess” scenarios can have a dramatic impact on the project’s timeline and budget. What is Laser Scanning? Laser scanning uses a piece of survey equipment that rotates 360 degrees
This week are shining the spotlight on our Masonry Foreman, Tony Hanus! What is your proudest achievement? My proudest achievement workwise would be the South Milwaukee High School. This project, at the time, was one of the largest masonry projects Cullen had ever done. The masonry was projected to come in at a very low
In 1919, JP Cullen was awarded the project to build the original plant for General Motor’s (GM) predecessor – the Samson Tractor Company. Since that initial contract, JP Cullen has built or remodeled 3 million square feet of the plant. As the plant grew over 90 years, JP Cullen was involved in every major expansion.
This week’s Meet the Crew is about our student workers Oscar, Katherine, Poli, and Evelyn from Cristo Rey High School in Milwaukee! As the school year ends and summer break begins, we are seeing off these four and hoping we get to work with these wonderful students again next year! Corporate Work Study Program Every
JP Cullen was recently featured in Wisconsin State Journal celebrating our 125th anniversary. Check out the article here highlighting a few of the major projects we have been a part of in Southern Wisconsin, JP Cullen’s 125 years of family business, and our company’s culture. JP Cullen’s accomplishments are not measured merely by the millions
Wisconsin State Journal Features JP Cullen’s Celebration of 125 Years Read More »
The Founding of JP Cullen 1860 – George P. Cullen becomes a respected carpenter and home-builder in Janesville, WI 1892 – George’s son John Patrick (J.P.) Cullen founds his company, originally named Cullen Brothers, emphasizing housing construction The First Projects 1903 – Cullen Brothers builds a library in Clinton, Iowa – one of its first
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