

Your Trusted Construction Guide
For 25 years, McDonnel Group has helped owners move through construction with clarity, discipline, and a safety-first mindset that protects both people and projects.
With over 5,800 consecutive safe days, an EMR well below the industry average, and a culture where everyone goes home safely every day, McDonnel brings a proven, proactive approach to every jobsite.
Our performance record speaks for itself:
When the environment is complex and the stakes are high, McDonnel is the partner that brings clarity to the plan, control to the build, and confidence to the outcome.
McDonnel Group works with owners, developers, and facility leaders across the Gulf Coast, with a strong emphasis on industrial environments where safety, reliability, and uptime are critical.
Across every sector, our approach stays the same: guide the process, protect the people, and deliver the results you expect.
Founded in 2000, McDonnel Group began with a simple belief that owners deserve a contractor who communicates clearly, plans proactively, and treats every project like their own.
From our roots in New Orleans to our expansion into Houston and across the Gulf Coast, we’ve grown by staying true to that belief. Today, our leadership maintains a hands-on approach grounded in jobsite excellence.
For more than two decades, we’ve earned a reputation for:
What began as a small, dedicated team has become one of the Gulf Coast’s most trusted construction partners, and we’re just getting started.
McDonnel Group is led by a team of builders, not just executives.
Our leaders have walked jobsites, managed schedules, solved field conflicts, and understand firsthand what it takes to deliver complex projects safely and successfully.
Their philosophy is simple: Lead by example. Plan with purpose. Guide with clarity

Allan McDonnel
President

Steven Marse
Vice President – Industrial

Stephen McGarry
Business Unit Manager

Kimberly Deckwa
Executive Operations Director

Jason Zuckerman, AIA
Business Unit Manager

Ramy Merhi
Director of Preconstruction

Troy Orgeron
Director of Field operations

Bill Sherwood
CFO

Megan Meyer, SHRM-SCP
Director of Employee & Brand Development
Every successful project follows a roadmap.
McDonnel Group’s Proven Process of Plan • Build • Deliver provides the project stakeholders with the discipline every project deserves.
This process fosters open communication, ensures transparent decision-making, mitigates risks, and makes outcomes more predictable.
Where certainty begins. We align vision, budget, scope, and logistics before construction starts, saving time, reducing risk, and preventing surprises.
Where discipline drives progress. Our teams coordinate all trades, maintain strict safety protocols, manage schedules, and keep the field running smoothly.
Where your vision becomes reality. We ensure every detail is ready for occupancy, every requirement is closed out, and every stakeholder is confident in the final result.
Ongoing risk management
Whether you’re planning your next project or looking to build your career with a team that values safety, clarity, and growth, McDonnel Group is ready to guide you.
At McDonnel Group, safety is not just a priority; it is a core value that influences every aspect of our operations. We believe that a safe work environment leads to better project outcomes and satisfied clients. Our rigorous safety protocols and training ensure that every team member understands their role in maintaining a culture of safety on-site.
Our impressive track record of over 5,800 consecutive safe days highlights our commitment to protecting our workforce and the integrity of our projects. We continuously strive to exceed industry standards, demonstrating our dedication to not only meeting but surpassing the safety expectations of our clients and partners.
The leadership team at McDonnel Group embodies a hands-on approach that fosters collaboration and transparency. Our leaders are not just figureheads; they actively engage in daily operations, ensuring that every project aligns with our high standards for quality and safety. This involvement allows us to address challenges head-on and make informed decisions that benefit our clients.
With decades of combined experience in the construction industry, our leadership team brings a wealth of knowledge and insight. Their commitment to mentorship and professional development cultivates a culture of growth within the organization, empowering our employees to excel in their roles and contribute to successful project outcomes.
McDonnel Group is at the forefront of adopting innovative construction techniques that enhance efficiency and quality. By leveraging advanced technologies such as Building Information Modeling (BIM), we streamline project workflows and improve collaboration among all stakeholders. This proactive approach allows us to identify potential issues early in the process, minimizing delays and ensuring projects stay on track.
Our commitment to innovation extends to our construction methods, where we prioritize sustainable practices and materials. By integrating green building principles, we not only reduce our environmental impact but also deliver long-term value for our clients, ensuring that their investments stand the test of time.
Our clients' satisfaction is a testament to our dedication and performance in the construction industry. We pride ourselves on building lasting relationships with our clients, who often share their positive experiences working with McDonnel Group. Their feedback highlights our commitment to clear communication, timely project delivery, and unwavering support throughout the construction process.
Through detailed testimonials, clients express their appreciation for our team's expertise and proactive approach. Many have noted how our collaborative spirit and focus on safety have made their projects not only successful but also enjoyable. These endorsements reinforce our reputation as a trusted partner in the construction sector.