Building History Since 1909

Since its founding in 1909, I&L has provided quality construction services and has established a standard for performance with integrity that is the foundation of the company’s relationships with customers, architects and engineers, subcontractors and employees. A tradition of accomplishment and a spirit of commitment drive the firm’s operations into the future.

Over

100,000,000 Sq. Feet

of Completed Construction Projects

Completed Over

5.5 Million Sq. Feet

of Retail Hospitality Space In The Last 15 Years

Select Experience

These select projects demonstrate Irwin & Leighton's depth of experience and knowledge within the Commercial Construction industry. See more projects here.

Corporate

We provide Construction Services for some of the world’s most successful companies. Our experience includes new office buildings, interior fit-out construction, security upgrades, audio visual as well as corporate dining renovations.

Educational

Irwin & Leighton has over 100 years of experience in the Educational sector managing projects on all areas of an academic campus.

Healthcare & Senior Living

For over 100 years Irwin & Leighton has been building and renovating major healthcare facilities. It is part of the fabric of our Company. We understand the sensitivities in working within healthcare environments.

Retail/Hospitality

Irwin & Leighton brings over 60 years of retail and hospitality experience with over 50 major retailers to bring your latest vision to reality.

New Outpatient Facility, Capital Health System

Healthcare & Senior Living & Medical Office Building & Select Experience

VIEW PROJECT

Tenant Fit-Out, Main Event Entertainment

Retail/Hospitality & Select Experience

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Hamilton, Madison and Holder Halls and Holder Tower Renovations, Princeton University

Educational & Select Experience

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New Store, Target Corporation

Retail/Hospitality & Select Experience

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Xfinity Live! Philadelphia Renovations, Xfinity Live!

Retail/Hospitality & Select Experience

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New Assisted Living Facility, The Francis E. Parker Memorial Home

Healthcare & Senior Living & Select Experience & Senior Living

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Intensive Care Unit/ Infusion Fit-Out, St. Luke’s University Health Network

Healthcare & Senior Living & Hospital & Select Experience

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Robinson Hall Dormitory, The Pennsylvania State University

Educational & Select Experience

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Space Systems Addition/Renovation, Lockheed Martin Corporation

Corporate & Select Experience

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Duke Farms Renovation, Doris Duke Charitable Foundation

Educational & Select Experience

VIEW PROJECT

Meet Our Team

As an employee owned, privately held business, we hire the best, brightest and most talented individuals in the business. We pride ourselves on our corporate culture, passion for success and our drive to make every customer our next 50 year customer.

Bringing more value to your vision.

Bold thinking begins where conventional thinking ends. 

Work With Us

As a leading builder, Irwin & Leighton partners with the top subcontractors who have a prime focus on safety and performance.