TMG is Evolving

At The Missner Group, we know that lasting success starts with people. That’s why we’ve been intentional about putting the right people in the right seats—leaders and team members who not only bring expertise, but also share our commitment to transparency, collaboration, and long-term relationships. By investing in our team, we’re investing in the strength of our partnerships and the projects we deliver. This evolution isn’t just about growth today—it’s about building something that endures for generations. Below, meet the individuals at the helm of this vision and see how their leadership is shaping the future of TMG.

David Julian

Hometown: Osewgo, ILLINOIS

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Expertise: Industrial Development, Retail, and Hospitality

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As EVP of Business Development, David brings vision and focus to TMG’s growth strategy. With a career built on cultivating client relationships, he leads with the belief that business development is about people first. David has been instrumental in expanding our reach and opening doors to new opportunities across the Midwest.

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Neely K. Sadowski, LEED AP BD+C

Hometown: Schaumburg, ILLINOIS

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Expertise: Preconstruction, operations, multifamily and industrial construction

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Connect with NEELY

Neely, our President, is a proven leader with deep expertise in preconstruction and large-scale project delivery. From iconic skyscrapers to industrial developments, she’s led teams through some of the most complex builds in the industry. At TMG, Neely is driving our strategic plan, ensuring that we scale with purpose and deliver exceptional value.

Nicholas Siewerth

Hometown: Barrington, ILLINOIS

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Expertise: Complex construction projects and team leadership

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With two decades of experience in construction project management, Nick, our Project Executive, specializes in driving complex projects from inception to completion — on time and on budget. His proactive planning and organizational expertise keep projects ahead of potential challenges, while his proven leadership brings out the best in diverse teams.

Connect with Nicholas

Let’s discuss your next project.

847-675-8877

1700 West Higgins Road, Suite 400 Des Plaines, Illinois, 60018

For driving directions to our office click here.