Design-Build Team

Led by St. Louis-based McCarthy Building Companies, the design-build team’s integrated project delivery capabilities and progressive approach for BJC’s Campus Renewal Phase 3 Tower at Washington University Medical Campus reinforces BJC’s commitment to serve as a national model among healthcare organizations. McCarthy and architect of record, CannonDesign are national leaders in healthcare design and construction and are supported by a team comprised of the nation’s most capable architectural, design and engineering firms including BR+A, consulting engineer; Thornton Tomasetti, structural engineer; and Castle Contracting, civil engineer.


Mike Stapf, DBIA DDBP - Design Build Team Lead

With a career focused on leading the development of healthcare design build processes to deliver large, complex healthcare projects, Mike’s experience, budget management skills, and ability to create collaborative teams and build consensus has prepared him to effectively lead the overall effort for the Phase 3 Tower of the Washington University Medical Center Campus Renewal project.

Joe Lewandowski, Project Director

A passionate healthcare leader, Joe is well-versed in managing large, complex project teams and instituting collaborative, Lean processes to drive results. Working closely with BJC throughout the lifespan of the project, Tate is focused on ensuring an exceptional client experience and effective implementation of quality and safety programs, as well as cost control and close-out satisfaction.

Ray Elking – Preconstruction Director and Lead Estimator

Ray leads all facets of the team’s preconstruction efforts to ensure seamless, client-focused design phase services. His attention to detail enables him to work closely with the design team to provide feedback and evaluate, develop and implement effective constructible solutions.


Ralph Powell – Diversity Director

As a dedicated builder, Ralph is focused on leading the development and implementation of the Project Specific Inclusion Plan (PSIP) for minority-and women-owned businesses, as well as helping minority-and women-owned business establish closer relationships with large contractors for the Phase 3 Tower of the Washington University Medical Center Campus Renewal project.




Natalie Petzoldt, AIA, EDAC

Humble, kind, and deeply committed to improving healthcare for patients today and long into the future, Natalie leads CannonDesign’s St. Louis Health practice and our work with the BJC HealthCare Campus Renewal. She is a tireless advocate for elevating healthcare in our state and country and has led innovative planning programs for many of our most significant academic medical centers. 

Arjun Bhat, AIA

An emerging design voice, Arjun is the design lead for CannonDesign in its contributions to the BJC HealthCare Campus Renewal. He excels at immersing himself in clients’ and users’ worlds to inform holistic design solutions that bring design vision and goals to life. He creates design solutions that strengthens institutions, communities and individual lives.

Matthew Forman, AIA, LEED AP

Deeply skilled and focused on project leadership, Matt exudes nonstop energy and passion for design and construction. With more than three decades of experience guiding significant healthcare, commercial and academic medical projects across North America, Matt brings a wealth of experience, expertise and commitment to our BJC work.



Craig Webster, PE, LEED AP BD+C

Craig leads BR+A’s St. Louis office and brings his enthusiasm and passion for collaboration to the team as the engineering design team director. Craig participates in the planning, programming, design and construction of healthcare projects; helping clients understand their engineering needs in relation to their programming requirements.

Erin Riley, EIT

Erin plays an integral role in managing the mechanical engineering design process as well as coordinating the overall multidisciplinary building systems core infrastructure with the design build team. Erin brings an unparalleled attention to detail and dedication to the client that elevates every project on which she works.