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Any Scope. Any Scale.

The W.E. O’Neil Special Projects Group delivers outstanding expertise, attention, agility, and value for projects that typically take place in occupied spaces. We partner with owners, property managers, project managers, and occupants to successfully deliver complex projects of any size.

Clients can tap the experience and financial resources of a large construction firm, while receiving specialized project execution at a competitive price.


  • Office and interior buildouts
  • Small ground-ups
  • Renovations
  • Tenant improvements
View our SPG Projects
Typical budget for projects executed by our Special Projects Group
Average project cost
Client retention rate

Occupied Facility Expertise

We understand what it takes to get the job done while keeping your business in motion. We operate with quality, integrity, safety, and urgency.

Dedicated Resources

Our entire team of project managers, project engineers, superintendents, accountants, and office managers is invested in the success of your job.

Extensive Services

Experience comprehensive project execution—from preconstruction, value engineering, and design-build to budgeting, scheduling, construction management, and quality control.

Rapid Execution

We are an agile, price-competitive team that can quickly mobilize to execute your projects, while leveraging the sophisticated resources associated with a large construction firm.

Lasting Relationships

Our positive relationships with architects, engineers, interior designers, and developers ensure forthright communications and successful execution.

Deep Expertise

Our team brings decades of experience and a get-it-done mindset to each and every project. No request is too big or too small, and no vision is too “out there” for us to consider.

Client Stories

W.E. O’Neil’s project leadership did a great job in developing alternative solutions to unforeseen conditions and project challenges in order to minimize cost impact. W.E. O’Neil always did their due diligence and thoroughly looked at value engineering options. They also looked at cost through the eyes of the customer.

Scott Sands, Project Manager
Denver Public Schools

Absolutely wonderful job. In my 30+ years in the construction industry, the dedication, teamwork, communication, and great results achieved for these AISSS tenant improvement projects by W.E. O’Neil will rank as one of my best experiences! You should rightfully be proud of a job well done! I will sing your praises far and wide and look forward to working with you again in the future.

Perry Becker, Office of the University Architect
Arizona State University | Facilities Development and Management

What specifically sets W.E. O’Neil apart from their competition is their team concept. They work very cohesively as a unit and with other stakeholders. They have all the core competencies and are open and transparent communicators.

Rohini Saksena
City and County of Denver

The project looks great! To speak for the entire ASU team—thank you for all of your stellar work and attention to details! I look forward to working with you again.

Dustin Savage, Project Coordinator
Arizona State University

New Business

California SPG

Brett Montgomery
Project Executive, Special Projects (CA)

Email Brett

Chicago SPG

Kevin Mraz
Director, Special Projects (Chicago)

Email Kevin

Colorado SPG

Lance Searcy
Director, Special Projects (CO)

Email Lance

Arizona SPG

Brian Heald
Project Executive (AZ)

Email Brian

Have a project? We’d love to help.

We build projects like these across the country. Fill out this form and an employee-owner in our Special Projects Group will be in touch soon.