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
Industrial Services
We provide the skilled labor and field expertise needed to support industrial projects from start to finish.
About Us
In five generations, we’ve grown into a $950+ million, full-service construction company with over 850 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
Industrial Services
We provide the skilled labor and field expertise needed to support industrial projects from start to finish.
About Us
In five generations, we’ve grown into a $950+ million, full-service construction company with over 850 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.
Meet Sydney Edwards, a proud Janesville native who’s making big strides in the world of construction. Currently entering her senior year at Arizona State University, Sydney is pursuing a degree in Construction Management and Technology while simultaneously beginning her master’s in the same field. Though she thrives in the Arizona sunshine and all the new
My Journey as an Intern: Sydney Edwards Read More »
UNION GROVE — Union Grove High School (UGHS) is undergoing a $34.9 million renovation to upgrade safety, accessibility, and infrastructure, with major improvements set for completion by the start of the 2025–26 school year. With the bathrooms being in rough shape, Superintendent Thomas Johnson said it’s one of the district’s main priorities along with creating two secure
Union Grove HS begins major renovation project Read More »
In the world of construction, innovation isn’t just about prefabrication or building faster, it’s about building smarter. At JP Cullen, we’re embracing AI to support our team and customers, streamline workflows, and unlock new levels of efficiency in every phase of construction. We are excited to promote how AI helps us tackle time-consuming tasks, analyze
Hard Hats & Algorithms: The AI Revolution In Construction Read More »
We evaluated nearly 900,000 square feet of school property to create a roadmap for Germantown School District’s future. Our data-driven approach gave leaders confidence to pursue the right projects for the right reasons. The challenge Most of Germantown School District’s facilities were built 60+ years ago—long before STEM labs, SMART boards, or even ADA-compliant doors
Laying the Groundwork for Germantown School District’s Future Read More »
This summer, Nathan Duncan stepped into the world of construction safety as an intern at JP Cullen—and quickly discovered that no two days are the same. From early morning huddles and site walkthroughs to critical lift planning and team collaboration, Nathan’s experience was anything but ordinary. His story is one of growth, mentorship, and finding
My Journey as an Intern: Nathan Duncan Read More »
Last month, our employees gathered at the Monona Terrace for our annual meeting & dinner. This event allows team members to hear from company leaders about the past year’s performance and the vision for the year ahead. It’s also a time to celebrate the accomplishments and hard work of not just us as a company,
Through the Eyes of New Hires: JP Cullen’s Annual Dinner Read More »
JANESVILLE — Excitement filled the air in downtown Janesville on Tuesday as donors, board members and the community gathered to celebrate the groundbreaking of the long-envisioned Children’s Museum of Rock County. Attendees toured the historic First National Bank building at 100 W. Milwaukee St., that is being remade into the museum, and heard from speakers
“Let’s Play” Ground broken for Children’s Museum of Rock County Read More »
Milwaukee County unveiled its new $32 million Marcia P. Coggs Health & Human Services Center in the near north side’s King Park neighborhood June 13, creating a hub for essential services and upgrading access for residents across the county. Hundreds of members of Milwaukee’s political elite, family members of the building’s namesake and residents gathered
The Milwaukee Bucks are adding to their hospitality portfolio with a premium club space at Fiserv Forum that will be exclusive to front-row season-ticket holders. The Bucks are investing “upwards of $4 million” into creating the 2,694-square-foot club, which will replace the former media center on the first level of the stadium, the team said. The new
Milwaukee Bucks building $4M exclusive club at Fiserv Forum Read More »
Meet Nathan Kane, a valued member of the JP Cullen team since August 2015. Nathan initially joined as an Estimator and has since expanded his expertise by gaining field experience as a Site Engineer at Racine Horlick High School. While his primary role involves preconstruction and estimating, Nathan’s hands-on experience in the field enhances his
Meet the Crew: Nathan Kane Read More »
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