About Design & Construction, Inc.
In the world of Mechanical, Electrical, and Plumbing (MEP) engineering, precision and reliability are everything. At Design and Construction, Inc., we bring over two decades of experience and expertise to every project, ensuring that our clients receive designs that don’t just meet standards—they exceed them. Our team understands the demands of complex building systems and has built a reputation for delivering solutions that integrate seamlessly with architectural intent, supporting projects that are efficient, safe, and visually cohesive.
Choosing the right engineering partner means having a team that listens, communicates effectively, and prioritizes collaboration from start to finish. We work alongside architects, building owners, and contractors, taking a proactive approach to identify challenges early and provide solutions that save time and prevent costly changes down the road. Licensed across multiple states, we are skilled in balancing technical requirements with project timelines and budgets, ensuring a smooth process and exceptional results.
Our commitment to excellence, combined with a range of flexible services—including plan and spec, design-build, and design-build-assist options—allows us to support projects of all scales with a focus on quality, efficiency, and value. At Design and Construction, Inc., we’re not just providing engineering services; we’re building partnerships based on trust, experience, and a shared vision for success.
When you choose Design and Construction, Inc., you’re choosing a team dedicated to making your project a success, from concept through completion. Let’s engineer a solution that elevates your vision.


About Dave
Design and Construction, Inc. has been delivering precise, cost-effective engineering solutions since 1999. Founded by David Pollmann, a licensed Professional Engineer and Certified Building Official, we have earned a reputation as one of St. Louis’s most reliable engineering firms, known for projects that meet technical and budgetary demands on time.
With over 20 years in Mechanical, Electrical, and Plumbing engineering—and practical field knowledge from running his own construction company—David has established a foundation of expertise and efficiency. His experience includes chairing the St. Louis County Mechanical Code Committee and the Metropolitan Area Code Committee, further refining his understanding of rigorous standards and best practices.
Under David’s guidance, our firm drives each project to success with a commitment to practical, reliable engineering. Our team is proud to serve Architects, Building Owners, and Design-Build Contractors with technical insights that lead to results.
