Our Team


Phillip D. Fitzgerald, AIA, NCARB

Principal Architect

Bachelor of Architecture – Oklahoma State University


Founder of Fitzgerald Associates Architects, Inc. in 1978. Licensed in 17 states, Mr. Fitzgerald has served as a board member of the American Institute of Architects, Central Oklahoma Chapter, holds a certificate from the National Council of Architectural Registration Boards and is a member of the Color Marketing Group.  He is a past board member of the Oklahoma City Regional Food Bank and a sponsor of many local charitable programs.  His writing on design and architecture has been featured in journals and magazines.


Brian Guz, AIA

Principal Architect II

Bachelor of Architecture – Oklahoma State University


In his twenty plus years as a registered professional, Brian has developed expertise in a broad spectrum of work for every client type. His work spans from redevelopment of brownfield sites to the repositioning of mixed-use developments, to the design of a new mixed use campus. His experience with public process allows him to design architecture that is sensitive to daily civic functions and uniquely responsive to a community’s social fabric. His building designs are thoughtful, bold, multifaceted architectural statements, monumental in scale and impact.


Cory Whalin, AIA, NCARB

Principal Architect II

Bachelor of Architecture – University of Arkansas


Cory’s experience includes projects ranging from $60,000 to $26,000,000, and involves a variety of building types in new construction, including; commercial warehouses, office buildings, airplane hangars, education, parks and recreation, and playgrounds, as well as existing building adaptive reuse, historic preservation, restoration, and rehabilitation. This broad range of knowledge gives Cory a unique perspective from which to approach any design opportunity that will meet the immediate and future needs of the User.


Tanner McGreevy

Project Manager

Bachelor of Architecture – University of Oklahoma

Tanner has been with Fitzgerald Associates since 2017.  Before coming to Fitzgerald Associates, he utilized his architectural knowledge and degree in many areas including millwork design and rendering.  He is currently working toward obtaining his architectural license.


Boon Maniphonh

AutoCAD Drafter



Boon has a Bachelor of Architecture degree from Kansas State University.  He has over 20 years experience in the architectural and design field and has been with Fitzgerald Associates since 2020.

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Carlos Moore

Assistant Project Manager


Carlos has over 25 years of experience in the architectural field.  He holds his Masters of Regional City Planning from the University of Oklahoma and has been with Fitzgerald Associates since 2020.

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Kristi Dunkle

Office Manager, Marketing & Graphics

Graphic Design Certification – OCCC and Platt College


Kristi has over 35 years experience as a graphic designer and office management.  She has worked both in the architectural and engineering fields and specializes in graphic design for print and online marketing and office management.  Kristi has been with Fitzgerald Associates since 2014.