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 $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
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 $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.
At JP Cullen, going above and beyond is not always about the buildings we construct or materials, it is about the people. Whether we are building large scale facilities, or making connections within the community, we believe in making long lasting impressions. Recently, one of those moments came from a third-grade student and his school […]
We were honored to receive a Wisconsin Safety Council Corporate Safety Award, an achievement awarded to only one company in each category. JP Cullen was selected as the recipient in the Medium‑Large Construction category, reflecting our continued commitment to safety excellence across every level of our organization. The Wisconsin Safety Council’s Corporate Safety Award program
JP Cullen Awarded Wisconsin Safety Council Corporate Safety Award Read More »
JANESVILLE– Following in the footsteps of his great, great, great grandfather J.P. Cullen, George Cullen steps into the role as the chair of Forward Janesville. Cullen hopes to be a purveyor of growth in the community. “I take really seriously that I am responsible to carry forward what he has done, because we are going
Forward Janesville Welcomes George Cullen as New Board Chair Read More »
American Family Field will get a 20,000-square-foot addition that will be available for event rentals for the general public during the Milwaukee Brewers’ offseason and as an amenity to season ticket holders during the season. The hospitality addition is one of the three largest projects at the stadium included in a $500 million funding package
Projects lined up for American Family Field include hospitality space, winterization Read More »
To celebrate Women in Construction Week, we hosted a special panel and workwear try-on event designed to support and connect the women across our company. Female employees were invited to try on women‑sized safety gear and workwear to ensure they have the right equipment to feel safe, confident, and comfortable on the job.
Meet Adam Mastalir, one of our skilled Estimators who joined JP Cullen in May 2018 and has since become an integral part of our team. Currently serving as the lead estimator on the UW Health C2 Bed Tower Expansion project, they bring a wealth of experience and expertise to the Healthcare, Science, and Technology Division.
One thing that sets our industrial team apart is their ability to travel nationwide and support clients at sites across the country. To give you a closer look at what that experience is like, we sat down with Project Manager, Mitch Danner. Mitch recently wrapped up a project with Ball Corporation and has a unique
At JP Cullen, caring for one another is at the heart of everything we do – and that includes supporting mental health. The construction industry faces unique challenges, and we know that mental wellbeing is just as critical as physical safety. That’s why we launched our first-ever building wellness week, a dedicated time to promote
Building Wellness Week 2025: A Celebration of Mental Wellbeing at JP Cullen Read More »
Photographers don’t often find themselves in the spotlight – they’re usually behind the camera, finding just the right lighting or waiting for the perfect moment to capture their subject. Over the past three years, Paul Vassalotti has photographed thousands of tradespeople and projects as our staff photographer. His work has allowed us to share so
A downtown Milwaukee bank branch will soon have a new look. The BMO branch at 2120 W. Wisconsin Ave, will undergo $70,000 in interior renovations, according to a permit filed with the city. The project will add glass partitions to three offices and a conference room as well as updated seating, new carpet and touching
Downtown Milwaukee BMO Branch Getting Interior Refresh Read More »
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