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Working for Fortune 500 companies across a range of industrial markets, our team makes sure each project meets its full potential.

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We work with owners across the commercial, industrial, healthcare and education markets on complex projects.
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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.

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In five generations, we’ve grown into a $850+ million, full-service construction company with over 750 employees.

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Projects

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.
Services

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
Our VDC technologies allow you to assess where problems could occur before construction has even begun.

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
We specialize in assisting our clients in developing green solutions that minimize the impact on your budget.

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
Fast-track options, reduce change order potential, lower costs and minimize risk for building owners.

Safety
We emphasize the importance of safety and have a designated team that ensures all protocols are adhered to.
About

About Us
In five generations, we’ve grown into a $850+ million, full-service construction company with over 750 employees.

Blog
Check out some tips of the trades from the tough job experts.

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
Our dedication to personal development, family and community is in our blood and at the core of our business.
Subcontractors

Diverse Partnerships
Our team is highly involved in organizations and committees to bring more diversity to the A/E/C industry.

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.
Contact

Search

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Education

Alverno College Greenhouse

Client:

Alverno College

Square Footage:

1500

Location:

Milwaukee

Client:

Alverno College

Square Footage:

1500

Location:

Milwaukee

JP Cullen completed the new greenhouse for Alverno College in the Summer of 2021. The 1,400 sqft greenhouse stands as a testament to sustainable practices and offers students a thrilling opportunity for hands-on learning experiences. It serves as a platform for engaging in research projects and discovering new career paths in various industries, such as food, urban agriculture, water research, conservation, and human services.

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Noland Hybrid Lab

Franklin, Wisconsin

Franklin Forest Park Middle School

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Our Locations

Corporate Headquarters

330 E. Delavan Drive
Janesville, WI 53546

608.754.6601

Madison Office

1 S. Pinckney Street, Suite 810
Madison, WI 53703

608.257.1911

Milwaukee Office

104 E. Pleasant Street
Milwaukee, WI 53212

414.988.0088