W.E. O'Neil Construction’s cover photo
W.E. O'Neil Construction

W.E. O'Neil Construction

Construction

Chicago, IL 45,922 followers

A century of building dreams! Nationally ranked, 100% employee-owned general contractor.

About us

"WE value people. WE build dreams." -- since 1925! 100% employee-owned general contractor. We build nationally, with locations in AZ, CA, CO, IL, TN, and TX. W.E. O'Neil Construction has seen steady growth since its founding in 1925 in Chicago by the O'Neil family. Now 100% employee-owned (ESOP), we embrace people as our number one asset. Our award-winning teams are recognized as industry leaders. Our longevity can be attributed to our excellent staff of professionals, our integrity, our commitment to customer satisfaction, and our ability to embrace technology. Our combination of the financial strength of a large national contractor and the responsiveness of a small company brings the best of both worlds to our clients. Our experience covers virtually every commercial market sector using a broad range of project delivery methods including design-build, design assist, construction management at risk and lump sum bid.

Website
http://www.weoneil.com
Industry
Construction
Company size
501-1,000 employees
Headquarters
Chicago, IL
Type
Privately Held
Founded
1925
Specialties
Commercial Construction, Interior Finish, Renovation, Additions, Conversions, Facility remodels, General Contracting, BIM, Construction Management, Estimating, Development, and Preconstruction

Locations

Employees at W.E. O'Neil Construction

Updates

  • Meet Devon Basham, Senior Project Manager in our Pleasanton (Bay Area) office! Devon brings 14 years of industry experience across airports, multifamily, senior living, aerospace, technology, manufacturing, and education sectors. His diverse expertise makes him an integral part of our team and a key contributor to our legacy of excellence. When asked what does 💯 years in the business mean to him, Devon shared, “It means W.E. O’Neil has thrived through multiple generations of builders. I take pride in working for a company that has a great history and continues to expand its brand across the nation.” #ACenturyOfBuildingDreams celebrates the journey we’ve taken, the relationships we’ve built, and the values that guide us forward. Most importantly, it’s about our incredible #EmployeeOwners like Devon, whose leadership and dedication help shape our future every day.    Thank you, Devon, for sharing your insights and for everything you do!    More stories, insights, and celebrations on our history microsite: https://lnkd.in/d-9mgbwC   #WEO100 #WEValuePeople

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  • Join our growing #California team! We’re looking for experienced and forward-thinking #ProjectManagers and #AssistantProjectManagers who are passionate about construction, thrive in collaborative environments, and are ready to make an impact with our Orange County and Los Angeles teams.   If you’re ready to take on exciting projects and make a lasting impact, we’d love to hear from you! Connect with Kala Kapahalou, Director of Talent Acquisition, or explore our open positions below.   👉 Apply today and be part of our century-strong, 100% #EmployeeOwned company! #WEBuildDreams #Hiring #Career

  • Our California offices’ 2025 CANstruction Food Drive was a tremendous success! We extend our heartfelt appreciation to everyone who contributed. Together, we raised over $15,500 in support of Feeding America and collected more than 2,000 lbs of canned goods, helping to combat food insecurity in communities across California. This initiative showcased the compassion, collaboration, and commitment that define our construction community.   A big thank you to our subcontractor outreach team for their hard work and dedication in organizing this event. We also extend our gratitude to everyone who participated, both within the organization and among our external partners, for their generosity and commitment to making a positive impact. Your support made a meaningful difference for families in need, and we are truly grateful to host such an inspiring initiative.   #WEValuePeople #WEOCares

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  • This year’s #Thanksgiving season is extra special as we celebrate #ACenturyOfBuildingDreams. We are deeply grateful to all our clients, trade partners, and #EmployeeOwners who have been part of our journey since 1925.  Our year-long celebrations across our offices have been memorable, fun, and truly special because of all of you. Thank you for sharing your time with us. 💛 We look forward to continuing to build great relationships and meaningful projects for our communities, together! #OneTeam  Wishing everyone a joyful and safe #Thanksgiving weekend filled with gratitude, laughter, and celebration!    Happy #ThanksgivingDay from W.E. O’Neil family! 🦃🍂  #HappyThanksgiving #Grateful #Thankful  #WEO100

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  • W.E. O’Neil was proud to serve as a Bronze Sponsor at this year’s State of LAX Luncheon, a signature event that brings together industry leaders to discuss the future of one of the world’s most influential transportation hubs.   Attendees heard key updates on major construction milestones, emerging technologies, and the ongoing transformation of Los Angeles International Airport into a world-class facility, with Los Angeles World Airports CEO John Ackerman sharing meaningful insights on what’s ahead.   A special thank you to the LAX COASTAL CHAMBER OF COMMERCE for hosting such a valuable and engaging program. We are honored to be a part of this exciting transformation.   Check out our latest aviation project at LAX here: https://lnkd.in/eigVtqVE   #WEBuildDreams #Aviation #LAXTransformation

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  • In the spirit of Thanksgiving, our Chicago and Texas teams held #FoodDrive campaigns to support the Greater Chicago Food Depository and Hill Country Community Ministries (HCCM).    Our #Texas team donated 126 lbs. of food yesterday to support HCCM’s Thanksgiving distribution to families and individuals in need. The center was filled with volunteers and community members picking up free turkeys and other holiday essentials; a true reminder of the impact collective generosity can make. 💛 🦃    Chicago’s virtual “Together, We Are Greater!” #Thanksgiving Food Drive has been running since November 1, and we’re proud of our team for raising $1,645, providing 4,935 meals to the Greater Chicago community. 🙌 Our #Chicago office’s food drive will run until #ThanksgivingDay. For every $1 donated, the Food Depository provides 3 meals to those in need, and 100% of donations go toward purchasing food.    Let’s keep spreading kindness and hope this holiday season.    Donate to Chicago’s food drive: https://lnkd.in/gWARHByu    Support HCCM’s #GivingBack initiatives: https://hccm.org/   #WEOCares #Thanksgiving

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  • Exciting progress is underway at The James, a #SeniorLiving community in Irvine, CA! Our latest update showcases both the independent and assisted living wings of the building, as well as the U-shaped central courtyard taking shape at the heart of the project.   Once complete, The James will span 429,850 SF as a Type I-A, eight-story, Class-A senior living facility with two levels of subterranean parking. This project will offer 210 independent living units, 110 assisted living units, and 30 memory care units. Residents will enjoy a wide range of luxury amenities, including a therapy pool and spa, wellness gym, yoga and art studios, bar and lounge spaces, a theater, and outdoor spaces with BBQ grills, fire pits, and ample seating. All just steps from The District at Tustin Legacy, one of SoCal’s largest outdoor shopping and entertainment hubs.  A huge thank you to our #RepeatClient Harbert Management Corporation, the architect Van Tilburg, Banvard & Soderbergh (VTBS Architects), and our dedicated trade partners and team for their outstanding commitment to this project! Check out The James on our website here: https://lnkd.in/gtnZxWpj #WEBuildDreams #Irvine

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  • Happy Founder’s Day! 🎉 On November 24, 1925, William Edward O’Neil signed a Certificate of Incorporation with the State of Illinois, beginning 💯 years of integrity, innovation, and lasting relationships. Here’s a fun moment from our team, gathered from all over, sharing a centennial cheer together!   More on our history microsite…   On our timeline: https://lnkd.in/gA-T5UiG …learn when Bill O’Neil, grandson of William and third generation leadership, became CEO; when we built the Ford Rotunda for Chicago’s Century of Progress Fair; and the major factors contributing to our first $1B year.   …about the O’Neil family: William, Art, Bill, and more: https://lnkd.in/gkgMXCbi   ...and news and videos from our year of celebration: https://lnkd.in/g_GzP7v9   #ACenturyOfBuildingDreams

  • We’re thrilled to share that Wind Creek Chicago Southland Hotel & Casino has been named Project of the Year by the Chicagoland AGC in the New Construction over $75M category!   Spanning more than 715,000 square feet across a 20-acre site in East Hazel Crest and Homewood, Illinois, the development features a 258,000 SF casino, dining and retail destinations, back-of-house facilities, and a stunning 16-story hotel, a full-service spa, skyline lounge, and an indoor water feature, as well as a multi-level enclosed parking garage. Beyond its scale and design, the project exceeded its 30% DBE participation goal, reaching 34.71%, underscoring our commitment to community impact and inclusion. This achievement, delivered through our joint venture with BOWA Construction, stands as a testament to collaboration, innovation, and craftsmanship, setting a new standard for gaming and hospitality in the Midwest. Congratulations to the entire project team for delivering a world-class facility that will bring lasting value to the community! More about this project on our website: https://lnkd.in/gDHEhvWQ #WEBuildDreams

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  • W.E. O’Neil x Belmont Village Senior Living: 25+ years of partnership | Belmont Village Founder and CEO Patricia Will shares our decades of collaboration building state-of-the-art facilities and thoughtfully designed communities for aging residents in communities throughout the U.S.   Our relationship is more than client and contractor; it’s a partnership built on trust, collaboration, and shared growth. For over two decades, W.E. O’Neil and Belmont Village have evolved together, navigating challenges and celebrating successes side by side.   Together, we’ve delivered 28 projects nationwide, totaling 2.2 million SF of senior living space and 2,300 thoughtfully designed units. From our first project, Belmont Village Burbank (CA) in 1999, to our most complex challenge, Belmont Village Lincoln Park (IL) in 2019, and active sites or precon in San Diego, Encinitas, Los Angeles, and Pasadena, every project reflects our shared mission to create thriving senior living communities.   Thank you to Belmont Village for your continued trust and partnership, and a special thank you to Patricia Will for sitting down with us to share our story. We look forward to building even more meaningful and impactful communities together!   Learn about all our #SeniorLiving projects on our website: https://lnkd.in/gVCMeREJ #WEValuePeople #WEBuildDreams #WEBuildGreatRelationships

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