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Walker Consultants Promotes Three Principals

Walker Consultants Promotes Three Principals

On December 21, 2021, Walker Consultants announced the appointment of three new company principals!

Diego Romero, Ph.D., PE, SE

Diego Romero, Ph.D., PE, SE (Chicago), has been promoted to Principal. Diego is the Director of Building Envelope, Forensics, and Restoration with extensive experience in concrete durability, project management, and evaluation and repair design of structures built with concrete, steel, wood, and masonry. Diego’s research background allows him to effectively determine the root cause of an issue and provide creative and cost-effective repairs using the latest repair techniques and materials. Diego was also awarded ICRI’s Top 40 under 40 award for his involvement in the repair industry.

Kathryn Stairs, PE Kathryn Stairs, PE (Philadelphia), has been promoted to Principal. Kathryn is the Director of Operations and plays an integral part in providing quality assurance to Walker’s clients. A member of the Walker team since 2002, Kathryn’s engineering experience spans managing new design of precast and cast-in-place parking structures, deep and shallow foundation design, and lateral analysis and restoration of parking structures and buildings. Her construction administration experience includes contract administration, construction observation, and project closeout procedures.

Marc Stonier, PE, SE Marc Stonier, PE, SE (Boston), has been promoted to Principal. Marc is the Director of Design and started his career at Walker during his Co-op program with Northeastern University and joined the team as a Structural Engineer in 2008. Throughout his 14 years with Walker, Marc has been involved in the structural design of parking as well as the restoration of structures. Marc is involved in managing and overseeing the production of studies, consulting, and new design projects. His background in parking consulting, structural design, project management, and engineering services allows him to plan and phase projects accurately, monitor the project progress, and participate in all areas of project development.


Walker Consultants provides planning, design, engineering, forensics, restoration and consulting for the built environment. Our experts have been advancing industry standards since we began in 1965. We are a 100% employee-owned company that takes pride in the value we provide our clients through integrity, honesty, and excellence.

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