Skip to Content

Dewberry Names Doug Pfeiffer as Business Unit Manager in Tulsa

Pfeiffer’s role expands to include broader architectural practice area; will maintain leadership role across Illinois.

Doug Pfeiffer

Dewberry, a privately held professional services firm, has announced that Douglas (Doug) Pfeiffer, AIA, LEED AP, NCARB, will take on an additional leadership role as business unit manager for the firm’s Tulsa, Oklahoma, office. In doing so, Pfeiffer will maintain his position as business unit manager for the Peoria and Elmhurst, Illinois, offices. In this expanded role, he will continue to work alongside local office directors to serve clients in the community facilities, education, health and wellness, and justice market segments.

Pfeiffer has over 30 years of experience in architecture design with a background in managing, planning, and designing civic projects. In addition to his role as business unit manager, Pfeiffer also serves as the market segment leader for the firm’s community facilities practice.

“I’m excited for Doug to take on this expanded regional role,” says Dewberry Architects Inc. President Erica Nelles, AIA. “I look forward to how he and the office directors in Peoria, Elmhurst, and Tulsa will collaborate to continue growing our architectural practice, serving our clients, and supporting projects across the Midwest and Southwest.”

Pfeiffer earned his bachelor’s degree in architecture from Iowa State University (1993). He is a member of the American Institute of Architects and the National Council of Architectural Registration Boards.

Related Insights

Healthcare Construction & Operations News

September 23, 2026

In this article for Healthcare Construction & Operations News, Melissa Covington and Heather Platt, PE, CHC discuss the modernization of Oklahoma State University Medical Center's labor and delivery facilities while maintaining ongoing hospital operations. The authors highlight the planning, collaboration, and innovative design solutions required to upgrade critical healthcare spaces within an existing facility and share key lessons learned for healthcare renovation projects.

Publication

Annandale Pickleball Facility

August 26, 2026

Our firm renovated a former sports center in Annandale, Virginia, into a modern, two-story sports complex with pickleball courts, golf simulators, a fitness center, and other amenities. With these updates, the space once again supports an active lifestyle for the community. We provided full…

Video

Our firm provided master planning services for St. Lucie County, Florida, in a phased approach to support both immediate needs and future plans.

August 6, 2026

When our clients come to us with aging facilities, growing user populations, or changing operational needs, they often know they need a solution, but not necessarily what that solution should be. This is where master planning comes in.

Blog

Dimensions®

Our annual review and corporate social responsibility report, in one place.