727-821-9190
Consultants Since 1983
Oxley, Brannon & Zorrilla
Consultants
ABOUT US
Oxley Brannon & Zorrilla Consultants, Inc. (OBZCI)
Construction Consultants Since 1983
Oxley Brannon & Zorrilla Consultants, Inc. is a Florida-based consulting firm that has been providing expert construction consulting services since 1983.
With a portfolio of over 900 projects across Florida and experience on assignments nationwide, we bring both regional insight and broad industry perspective to every engagement.
Our multidisciplinary team includes Registered Professional Engineers, Certified General Contractors, and a Licensed Architect, enabling us to deliver comprehensive, technically sound solutions across a wide range of services:
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Construction Scheduling
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Delay Claim Support
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Defect Claim Support
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Construction Expert Testimony
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Owner’s Representative Services
Our deep expertise, combined with decades of proven results, makes OBZCI a trusted advisor to contractors, developers, public agencies, and legal professionals.
Proven Client Loyalty
Repeat business is a cornerstone of our firm. More than a dozen clients have retained OBZCI on over a dozen separate occasions, with many more engaging us five times or more. This sustained trust reflects our commitment to delivering clear insights, reliable analysis, and practical results.
OUR TEAM
At Oxley Brannon & Zorrilla Consultants, Inc., our strength lies in the depth and diversity of our team. Our professionals bring decades of hands-on construction experience, supported by advanced technical credentials and a commitment to excellence. The firm includes Registered Professional Engineers, Certified General Contractors, and a Licensed Attorney, all supported by a skilled team of analysts and staff.
Director
Pat Brannon began his Florida construction career in 1972, gaining practical experience from the ground up—as a carpenter, foreman, superintendent, and project manager. He earned his B.S. in Engineering with Honors from the University of Florida and is a Registered Professional Engineer and Certified General Contractor.
Pat has extensive experience in the design and construction of industrial facilities, CPM scheduling, claims research, and dispute resolution on projects exceeding $100 million. His expert testimony spans trial, arbitration, and mediation, making him a trusted voice in high-stakes disputes.
President
Dan Zorrilla entered the construction industry in 1992, gaining early experience as a pipefitter, fire sprinkler estimator, and draftsman. He earned a B.S. in Building Construction from the University of Florida and a J.D. from Stetson College of Law. Dan is a Certified General Contractor and a licensed attorney in the State of Florida.
Dan has led the construction of complex multi-story residential, commercial, and hospitality projects. His expertise includes CPM scheduling, claim evaluation, cost analysis, and dispute resolution on projects valued over $100 million. He has provided expert testimony in trial, arbitration, and extensive mediation proceedings.
Matt Larkin, P.E., P.M.P., M.B.A. (CV)
A highly credentialed professional with expertise in engineering, project management, and construction operations.
David Hengelbrok, P.E.
Experienced engineering consultant with a focus on scheduling, forensic analysis, and infrastructure projects.
Aaron Goodman
Construction specialist supporting project controls, claims documentation, and technical research.
Charles Arnold
Experienced in construction management, claims analysis, and schedule evaluation
CONTACT US
13830 58th St N, Suite 403
Clearwater, FL 33760
727-821-9190