

DeAngelis Diamond is an award-winning construction management firm, nationally recognized as the industry’s innovation leader, with over $5 billion in construction experience. Since our founding in 1996, we have been committed to the mission our co-founders set from the beginning: that we develop authentic relationships and have a positive impact on everyone we meet. We consider it an honor to build for our clients and to make a better place for our communities. Through the DeAngelis Diamond Foundation, we donate 2% of our profits to local and global organizations that share our mission to help those who need it the most. We are passionate about building a better future for our clients, communities, team members, and world.
WE’VE COMPLETED OVER $5B IN PROJECTS WE BUILD ACROSS 16 MARKET SECTORS WE ARE LICENSED IN 37 STATES WE DONATE 2% OF OUR PROFIT YEARLY WE HAVE OFFICES IN 8 CITIES AWARDS WE’VE RECEIVED
NAPLES, FL | 1,100,000 SQ. FT.
-IT’S BUILT.
We’ve intentionally set out to attract the industry’s best talent to do great work and achieve our mission. We created and believe in a culture that embraces our core values and focuses on safety, innovation, leadership by influence, merit, high challenge with high support, having fun, and celebrating wins.
DeAngelis Diamond is a place where everyone who works hard and shares a common purpose and values can feel like they fit in, belong, are welcomed, and have the same access and opportunities.
OUR MISSION TO DEVELOP AUTHENTIC RELATIONSHIPS & HAVE A POSITIVE INFLUENCE ON EVERYONE WE MEET.
WE’RE LED BY OUR CORE VALUES
FAITH in God
LASTING RELATIONSHIPS
EXCELLENCE & QUALITY
Leadership Honor to Build
Healthy environment & Working Culture
integrity
CLEARWATER, FL | 380,000 SQ. FT.
NAPLES, FL (HQ)
SARASOTA, FL
TAMPA, FL WE HAVE A NATIONAL PRESENCE PHYSICAL OFFICE LOCATIONS with 8
ORLANDO, FL
NASHVILLE, TN
FRANKLIN, TN
DETROIT, MI
BIRMINGHAM, AL
NAPLES, FL | 125,000 SQ. FT.
We approach every project with the understanding that each is part of someone’s dream. It’s why we put our all into building them. It’s our honor to build places where people can work, learn, play, heal, worship, and live. Places that will be a part of the memories of our communities for lifetimes to come.
NASHVILLE, TN | 13,000 SQ. FT.
NAPLES, FL | 6,000 SQ. FT.
As the first national construction management firm to go fully cloud-based in 2014, we embrace change and innovation, continually advancing to provide transformative solutions for our clients. With dedicated in-house teams like our data and BIM & VDC groups, we prioritize staying at the forefront of industry technology, empowering our team members to attend leading global tech conferences and drive progress within the firm.
Our commitment to data-driven decision-making, beta-testing of developing software, and active participation on technology-focused boards connects us to the latest global advancements. These efforts allow us to integrate emerging innovations directly into our practices, delivering unparalleled quality and value in every project.
FL | 164,000 SQ. FT.
ESTERO, FL | 25,000 SQ. FT.
We approach each project with the understanding that no two are alike, recognizing that every client and build has unique needs and wants. Some clients may require our involvement from the earliest preconstruction phase, while others are further along in their process. This is why we’ve developed an approach that is both flexible and streamlined, allowing us to deliver a project that meets the highest standards of quality and excellence.
Starts with understanding our clients’ goals and establishing the parameters for a detailed control budget. We collaborate with all stakeholders and use our proven lean preconstruction tools, technology, and bench mark data to be within budget and keep the project on track.
Collaborating closely with the owner(s) and design team(s) to refine drawings, establish/ update the BIM model, and ensure all systems are fully coordinated.
Post-occupancy support ensures clients receive efficient solutions for any warranty items. Our software streamlines tracking and resolution, creating a simplified experience for the client.
Final inspections, system commissioning, and punch list resolution are completed to ensure compliance with local regulations and owner(s)’ expectations. Updated as-built documentation, operational manuals, and training are provided for a seamless project turnover.
Safety and quality control protocols drive our construction efforts. Our proactive planning ensures on time and on budget projects all while ensuring a positive experience for all stakeholders.
Kickoff meetings set the stage for success as we establish communication protocols, prepare the site, conduct safety training, finalize contracts, and begin procuring key materials, with special attention to long-lead items.
FORT MYERS, FL | 15,000 SQ. FT.
FRANKLIN, TN | 30,000 SQ. FT.
At DeAngelis Diamond, our people are committed to building a better future for our communities and beyond. We care deeply about supporting causes and organizations that are helping the vulnerable and those who need it most. The DeAngelis Diamond Foundation was established to financially support organizations that are passionately addressing the greatest needs of hunger, clean drinking water, education, physical and mental health, and the fight against human trafficking. Through our foundation, we donate 2% of our annual profits to the meaningful organizations that share this mission.
Team Impact is led by DeAngelis Diamond’s inspiring team members, who believe that giving is greater than receiving. These heroes volunteer their time and encourage others to build a better future in the communities we have the honor to serve.
They serve others by engaging in volunteer initiatives, forming community partnerships, and addressing the challenges facing our neighbors. From coordinating charitable fund drives, to aiding in disaster recovery, our team members volunteer over 2,500 hours in their local communities each year.
NaplEs, FL | 104,000 SQ. FT.
St. Cloud, FL | 15,000 SQ. FT.
But don’t take that from just us, let some of our previous clients tell you about their experience working with our team on their projects.
“The DeAngelis Diamond team has been a reliable partner for Arthrex for over 20 years, building all our campus facilities in Florida and South Carolina. We have relied on DeAngelis Diamond to provide us reliable and trustworthy work on the construction of our 8 diverse buildings, including our most recent and innovative Studio X, to spec, on budget, and at accelerated timelines.”
Reinhold Schmieding, Founder & President of Arthrex, Inc.
“I have been doing projects like this at some level for 35 years and have to say, I have never been around a team that has stayed so firm in their commitment.”
AL Dougherty, Chief Operating Officer at Kitson & Partners
“I wish to express my highest level of respect and appreciation to DeAngelis Diamond for their consummate professionalism, collaboration, and skillful assistance. We have been working closely with DeAngelis Diamond for over two years on a highly complex behavioral health facility and have received their exceptional support and guidance consistently in the preconstruction process. We have found their expertise to be second to none. ”
Scott Burgess, President & CEO of the David Lawrence Centers for Behavioral Health
“The collaborative effort between your company and our university has resulted in a wonderful facility that will serve as a hub for aerospace engineering research for our students for many years to come.”
Dr. Luis J. Delgado, Campus Director of Polytechnic University of Puerto Rico
IMMOKALEE, FL | 30,000 SQ. FT.