PGAL's seasoned leadership team plays a hands-on role throughout the life of every project. As world-renowned architects, designers, engineers, and planners, our principals steer the firm with perspective and curiosity.
PGAL's seasoned leadership team plays a hands-on role throughout the life of every project. As world-renowned architects, designers, engineers, and planners, our principals steer the firm with perspective and curiosity.
Derron joined PGAL in 2000 as a project manager and gained increasing responsibilities becoming a Principal of the firm in 2008. He has 26 years of civil engineering design/management experience and over the last 16 years has directed PGAL’s civil projects and mentored staff utilizing his collaborative approach to project management and team building. Derron also leads the firm’s growing transportation group, designing projects ranging from multi-level freeway interchanges and toll roads to rural and urban roadways and transit facilities. Major clients include Harris County, TxDOT, the City of Houston, METRO, and Fort Bend County. His engineering expertise, consistency in meeting challenges head-on, and solid leadership skills have resulted in high commendations from all of the clients, consultants, and contractors who have worked closely with him. Derron is a registered professional engineer in Texas and Louisiana and is an active member of the American Council of Engineering Companies, Associated General Contractors of America, Transportation Advocacy Group, and the North Houston Association. Mentoring principals from within is a goal of PGAL and Derron is indicative of that commitment. His spirited energy brings continued new dimension to our vision as a firm.
Jack Linville has been instrumental in developing the firm as a national practice. Over the past 30+ years Linville has acquired a national reputation as an urban planner with particular expertise in innovative land use solutions to complex urban problems. Previously, he held the dual position as Director of Land Use and Land Planning Research at the Rice Center for Community Design and Associate Professor of Architecture and Planning at Rice University. During that time, he led the planning and design team on over two dozen innovative urban research projects, including the overall transportation plan that led to the creation of Houston's Metropolitan Transit Authority (METRO). Subsequently, he served as a Board Member and Chairman of the Futures Committee of METRO, where he was responsible for developing the transit authority's comprehensive transportation plan. During the 1970s, Linville served as deputy executive director and director of research for the American Institute of Planners, the national professional organization for urban planners.
Skilled in leading technically complex projects, Paul has served as Principal and Senior Project Architect for many of PGAL’s most prominent assignments. His experience includes a wide range of project types including higher education, municipal and justice facilities, data centers, retail, office buildings and parking garages. He played a key role in the design of the Houston Branch of the Federal Reserve Bank, The University of Houston- Downtown Shea Street College of Business Building, the Fort Bend County Justice Center, the City of League City Public Safety Building, and the City of Baytown’s City Hall Expansion, EMS Station and 9-1-1 Communications and Information Services Data Center. Current projects include the renovation of the University of Houston Basketball Arena, newly named the Fertitta Center, parking garages for Houston Methodist Hospital, and an addition to the Fort Bend County Justice Center. He has also performed needs assessments and facility master plan services for the City of Baytown’s Police Station, City of Rosenberg, and City of Richmond.
Paul earned a bachelor’s degree in architecture from the University of Michigan and a master’s degree in architecture from Rice University. He is a member of the American Institute of Architects, Texas Society of Architects, and Rice Design Alliance.
Since joining PGAL in 1997, Jeff has established a niche practice with a focus on landside aviation, rental car, vehicle maintenance, and parking facilities. Through this experience Jeff has acquired the ability to work with and through large complex programs addressing all stakeholder and consultant issues to deliver successful award winning facilities.
Jeff’s portfolio includes extensive project management within the commercial office market, including mixed-use land planning and multi-phase developments, as well as the high-tech manufacturing and data center sectors. His project experience also includes criminal justice and juvenile justice facilities where management and appropriate implementation of complex programmatic requirements are critical to the security and success of the project.
Jeff received a Bachelor’s degree in Environmental Design from the University of Colorado and a Master’s degree in Architecture from the University of Illinois. He is a member of the American Institute of Architects, Texas Society of Architects, Georgia AIA, American Association of Airport Executives, Airports Council International, and Aviation Consultants Council.
As CEO, Jeff leads PGAL’s overall strategic vision and direction. A 26-year veteran of the firm, he actively contributes to projects coast-to-coast, working closely with teams from the firm’s 10 offices.
Through his 35-year career, Jeff has evolved a highly-collaborative and client service-oriented process that works to ensure the success of projects ranging from single facility assessments to $1 billion+ ground-up projects.
Jeff earned a bachelor’s degree in architecture from the University of Tennessee. He is an active member of the American Institute of Architects, Urban Land Institute, and Texas Society of Architects.
With more than 35 years of experience in architectural design and management, Ian has served as project director for numerous commercial, civic, corporate, educational, aviation, justice, hospitality, residential and mixed-use projects, with a focus on contextual design and sustainability. His diverse portfolio includes the new and expanded international Terminal 4 at Fort Lauderdale International Airport; more than 30 planning and design projects at five Florida Universities, including laboratories, academic buildings, libraries, campus housing and garages; the LEED Platinum South Florida Regional Transit Authority HQ and Garage; the mixed-use Market Station at Florida International University, with police facility, transportation department offices, food court, clinic, classrooms, and 2,000 parking spaces; a new land-based performance and rehearsal studio complex for Carnival Cruise Lines; and the U.S. Federal Courthouse in Fort Pierce, Florida.
Ian earned a bachelor’s degree in architecture from the University of Southern California and a master’s degree in architecture from Harvard University.
Chris has more than 30 years of design and project management experience with public and private clients nationwide. His diverse expertise includes civic and public safety, community and recreation, commerical office , healthcare, and education projects. Projects of note include the Nevada State College Nursing, Science and Education Building, City of North Las Vegas Joint Fire/Police Station, and the Nevada State College Student Services Center.
Chris earned a bachelor’s degree in architecture from the University of New Mexico. He serves on the Board of Directors for the Henderson Chamber of Commerce and the Chamber Foundation. In addition, Chris is an active member of the United Way and NAIOP and earned the Board Member of the Year Award from the Henderson Chamber of Commerce in 2015.
With more than 30 years of diverse project experience throughout the U.S. and abroad, Ken specializes in the design and management of aviation and other civic projects.
Recent assignments includes serving as Lead Designer and Project Director for the $2B Redevelopment of Terminal A at Newark Liberty International Airport, Design Director for the $1B Redevelopment Program at Reagan Washington National Airport and Design Principal at Los Angeles International Airport for the Terminal 1 Modernization Program. Ken previously led the PGAL aviation Team in the successful delivery of the $2B new Terminal 3 at McCarran International Airport and the new International Arrivals Building at George Bush Intercontinental Airport.
Ken earned bachelor’s and master’s degrees in Architecture from the University of Virginia and is an active member of the American Institute of Architects.
Experienced in design, project management, construction administration, and expert advisory services, Cris has completed award-winning projects for clients in the public, aviation, higher education, and commercial sectors. He is skilled in devising practical, efficient solutions that meet project objectives and exceed client expectations.
Cris has an extensive portfolio of municipality projects, including city halls, county courthouses, jails, and public works facilities. His recent work includes the Cedar Park City Hall and multiple field operations facilities in Cedar Park, Texas; Westside Service Center in Georgetown, Texas; and Bastrop County Development Services and Tax Collector Office Building. He’s also completed several aviation and parking structure projects, including the Consolidated Rental Car Center at Austin-Bergstrom International Airport and the UT Austin East Campus Garage.
Cris earned a bachelor’s degree in architecture from the University of Houston. He is a member of the American Institute of Architects and the Greater San Marcos Partnership.
With over 24 years of professional experience, Matthew has a variety of experience ranging from design and construction of single-family residential to commercial and institutional design. Recognized widely in Southern California for his contributions to the Hospitality Design industry, Matthew, as founder of Bluemotif Architecture (2002), is the recipient of numerous design awards and accolades. Matthew’s collaborative approach to design, documentation, and construction lend to unique design solutions and mutual respect from his peers in the industry. Having joined the PGAL family (2018), Matthew will continue to foster his guiding design philosophy, that every project presents a new opportunity to create space to be remembered.
Matthew earned a bachelor's degree in architecture and science from Ball State University.
Sam has more than 36 years of planning and design experience on projects within the education, civic, mixed-use, public safety, justice, and retail sectors. Recent commissions include the Master Plan for JM Family Enterprises, Florida Atlantic University Parliament Hall, and the Midtown Apartments in Gainesville, Florida.
Sam’s community involvement includes serving as a local Mayor for 29 years, chairing Seven50 (a seven county regional planning council that has created a 50-year vision for south Florida), and serving on the board of directors of the Southeast Florida Alzheimer’s Association and Wellington Regional Hospital.
He earned a bachelor’s degree in architecture from Florida A&M University and master’s degree in architecture from the University of Florida.
Greg Mullin joined PGAL in 2016 as Principal of the Atlanta office. He has more than 20 years of project experience across a range of markets and building types, including education, residential, and mixed-use developments andis dedicated to design and operational excellence, client service, and team collaboration. He received a bachelor’s degree in architecture from the University of Virginia, a master’s degree in architecture from the University of Texas at Austin, and an MBA degree from Georgia State University. Greg serves on the Board and is a member of the Executive Committee as Treasurer of AIA Atlanta. He earned the 2009 AIA Atlanta Emerging Voices in Architecture Award.
David has managed a wide variety of projects during his 35-year PGAL career. His breadth of experience includes healthcare and research laboratories, justice centers, federal buildings, K-12 schools, university business schools, academic student service centers, healthcare facilities and masterplanning, parking garages, and campus housing.
He has completed projects for numerous high-profile clients, including the University of Houston, the University of Texas Medical Branch, Collin County, St. Tammany Parish, Louisiana, Texas A&M University, Rice University,Federal Reserve Bank of Dallas, Houston METRO Transit Authority, Houston Independent School District, Harris County, and the General Services Administration.
David received a bachelor’s degree in architecture from the University of Houston. He has served on the Board of the Rice Design Alliance and is active in the American Institute of Architects. He also serves as a mentor to many of PGAL’s newer staff members in the areas of client development, programming, and project implementation standards.
Michael’s 24-year tenure at PGAL includes serving as principal and senior project manager on a diverse range of new construction and historic restoration projects. Experienced in various construction delivery systems, he is skilled in fast-track methodologies that involve multiple bid packaging and phased construction processes.
Recent projects completed by Michael include the Houston Hobby Airport’s Satellite Utility Plant and Utility Tunnel; the 2,200-car Ecopark 2 at George Bush Intercontinental Airport; U.S. Federal Courthouse in Ft. Pierce, Florida; the K-12 School and Dormitories at Village School in Houston; and the Interim Data Center at Southern Methodist University in Dallas. His historic restoration portfolio includes the award-winning City of Houston Bethel Baptist Church Park as well as Leonel J. Castillo Community Center in Houston.
Michael earned a bachelor’s degree in environmental design from Texas A&M University. He is an active member of the American Institute of Architects.
With more than 20 years of hands-on project experience, Pire’s extensive portfolio includes the design and management of a diverse range of projects, including those in the aviation, corporate, commercial, civic, and education sectors.As a hands-on principal, he maintains great relationships with key clients in the firm's serviced market segments.
Ivan earned a bachelor’s and master’s degree in architecture from the University of Florida and is an active member of the American Institute of Architects and the Airports Council International.
Costas leads PGAL’s engineering practice, leveraging more than 35 years of hands-on practice in all aspects of transportation and development projects. His expertise includes planning, design, construction management, and program management of public and private projects for all types of infrastructure projects.
Costas has led numerous high-profile projects, including the City of Houston’s Street + Bridge Program, the McCarran International Airport Terminal 3 Departure Level Bridge structure, Section 5 of the METRO Red Line, and infrastructure for the Texas A&M University Park West development.
He earned bachelor’s and master’s degrees in civil engineering from the university of Houston, and is actively involved in Associated General Contractors of America, American Consulting Engineering Council, and the Texas Good Roads Association.
With 24 years of experience, Dave has led some of the firm’s most prominent projects nationwide. His portfolio of work includes major federal, aviation, university, healthcare, correctional, residential-resort, commercial, and healthcare facilities. A strong designer and manager, Dave has been involved in such complex projects as the $1B Newark Liberty International Airport Redevelopment of Terminal A; McCarran International Airport Terminal 3 Buildings; the LEED Gold Southwest Bachelor Enlisted Quarters and Parking Garage for NAVFAC in Twentynine Palms, California; the University of Nevada-Las Vegas Advanced Dental Education Building; the Houston METRO Line Section 5 and Main Street Square; and the Baker Street Jail in Houston, Texas.
Dave earned a bachelor’s degree in architecture from the University of Kansas and is an active member of the American Institute of Architects, Architect’s League of Northern New Jersey, and the Airports Council International.
As Principal and Director of Human Resources, Sharon leads PGAL’s HR team and oversees many of the administrative functions. Having joined the firm in 1990, Sharon wears many hats and has been instrumental in PGAL’s culture, growth, and expansion. She is the go-to person for every department at every level as a trusted advisor and is widely known as the “company Mom”.
Sharon is an active member of the Society for Human Resource Management, HR Houston, and the California Chamber of Commerce. She is also active with the North Houston Association, serving as a long-time committee member and volunteer for their annual golf tournament.
With more than 35 years of architectural experience, Cheryl has served as Principal-in-Charge for a wide variety of large-scale projects for corporate, civic, aviation, hospitality, retail, exhibition/sports, criminal justice, and civic/municipal clients.
Recent notable projects include the Harris County Joint Processing Facility and the 1910 Courthouse Restoration in downtown Houston, Texas A & M University at Galveston Seibel Student Services Center and Northen Student Center Renovation, and two multi-floor co-working office locations for a confidential client. In addition, she has completed more than two dozen projects for United Airlines, including the Terminal C project at George Bush Intercontinental Airport.
Cheryl holds a bachelor’s degree in architecture from the University of Houston and a bachelor’s degree in environmental design from Texas A&M University. A recipient of the “Woman on the Move” award from the Houston Chronicle, she serves on the board of the North Houston Association and is a member of CREW Houston, the Urban Land Institute, the U.S. Green Building Council, and the Rice Design Alliance.
A leader in the aviation facilities design sector, Dennis has overseen a variety of new and expanded facilities projects at multiple airports during his 34-year career. His resume includes programming, design oversight and project management of passenger terminals, cargo facilities, equipment maintenance facilities and other airport operations facilities.
Dennis is currently serving as project manager of the $300M New North Concourse at Ronald Reagan Washington National Airport. Recent projects completed by Dennis include the International Arrivals Building Expansion at Washington Dulles International Airport, Terminal A West at Philadelphia International Airport and multiple airline tenant fit-out projects at several airline hub airports. Prior to joining PGAL, he served as a Senior Facilities Project Administrator with US Airways, responsible for the development, design management and construction management of operations facilities improvement projects in more than 30 U.S. and international cities.
Dennis earned a bachelor's of science in civil engineering d from the University of Miami, and is a member of the U.S. Green Building Council.
With more than 25 years of design and project management experience, Diana has successfully led some of the firm’s most high-profile aviation projects including Las Vegas McCarran Airport Terminal 3, Los Angeles International Airport Terminal 1 Modernization Program, and the renovation of Los Angeles International Airport Terminals 4 and 5. Her hands-on leadership style and involvement with all aspects of the design and construction process enable her to build consensus in the most challenging, fast-track environments with strengths that include client development, project control, and consultant management.
Diana has a Bachelor’s of Architecture degree from Carleton University in Ottawa, Ontario in Canada.
Jeff Bulla has more than 30 years of professional design experience involving a variety of complex building types. Skilled in project management, programming and architectural design for public and private clients, his work has been recognized for its high quality, design sensitivity and sustainability. Prior to joining PGAL, Jeff was founding principal of Pro Forma Architecture, Inc., which was acquired by PGAL in 2015. Collaborative by nature, Jeff’s desire is to fully engage clients in the joy of the design process, then deliver architecture specifically tailored to their mission, vision and brand. His significant projects include the world’s second LEED Platinum fire station, more than a dozen public libraries across Texas, several noteworthy senior and community centers, and numerous university projects on various campuses including Southern Methodist University, Austin College, and Oklahoma Wesleyan University. Jeff has served multiple terms on the City of Plano Building Standards Commission and Planning & Zoning Board, and he is chairman of an assisted living and memory care center. Jeff also founded and chairs the annual Gary Lipman Invitational Golf Scramble, which has raised $600,000 in the last seven years to drill 66 water wells serving more than 45,000 people in African villages.
As Principal and Chief Financial Officer, Beth oversees all PGAL financial activities globally. She joined the firm in 1999 and has been actively involved in integrating the firm’s financial, project, and marketing activities as well as strategizing short- and long-range business strategies with shareholders.
Beth earned a bachelor’s degree in accounting from Texas Tech University and an MBA degree with a concentration in finance from the University of Houston.
With 19 years of Civil Engineering experience, Ryan has an extensive portfolio he has leveraged to successfully lead some of the firm’s most high-profile transportation projects. His track record of successfully delivering projects for PS&E, Schematic & Environmental, Program Management, Planning, and Construction Management has enabled him to help grow the transportation business throughout Texas. His diverse project experience includes the management and design of multi-level interchanges, large-scale tolling freeways, multi-modal corridors, and design build facilities for clients such as TxDOT, HCTRA, METRO, and Harris County.
Ryan has a Bachelor’s of Engineering degree from Vanderbilt University and Master’s of Business Administration from the University of Houston.
As Principal, Benjamin is involved with every project from start to finish. Over the past 20 years, he has led teams of architects and engineers, designing a wide range of projects from gaming tenant improvements to complicated medical facilities. In 2008 he founded 10 Nine Design Group, a full-service architectural firm, completing 500+ commercial projects including Public Works, Medical, Hospitality, Office, and Industrial projects. Benjamin's firm merged with PGAL in 2018, continuing to service Nevada and the Western U.S. with high-end design and technically-solid architecture with the resources of a national firm. Benjamin is a graduate of Lawrence Technical University and a member of the AIA, USGBC, NAIOP, AGC, and a founding member of the Young Professional Society of Las Vegas.