Oxley & Brannon Construction Consultants, Inc.
Consultants since 1983


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Personnel


Patrick W. Brannon, P.E.

Pat's Florida construction experience began in 1972 as he worked his way up through the trades with experience as a carpenter, foreman, superintendent and project manager. Along the way Pat earned his BS in Engineering "With Honors" from the University of Florida. Pat is also a Certified General Contractor and has particular experience in designing and constructing industrial facilities. He also has experience in CPM scheduling, claims research, and dispute resolution on projects valued in excess of $100 million. Expert testimony includes trial, arbitration and extensive mediation experience.


Mark T. Amsinger, P.E.

With 25 years experience as a Project Manager and Senior Estimator, Mark has worked on a wide variety of industrial, commercial and residential projects.  A graduate of the University of Missouri with a BSCE in Civil Engineering, Mark is a Registered Professional Engineer in Florida and Illinois, in addition to being a Certified General Contractor in the state of Florida.  Mark’s expertise includes schedule preparation and analysis, procurement and cost controls, as well as claim preparation and litigation assistance.


Gregory A Zier, A.I.A.

Greg is a Florida licensed Architect and General Contractor who started working part time in construction at the age of 14. He continued to work summers while he was earning his five year Professional Master's Degree in Architecture from the Savannah College of Art and Design. Greg also received a Minor Degree in Electronic Design by studying 3D modeling and animation, CAD, and video production. He worked as an Intern Architect in Florida and Minnesota before becoming a consultant with OBCCI. Greg is the office network administrator in addition to creating 2D and 3D graphics, animation, and video related to construction marketing and disputes. 


Daniel R. Zorrilla, CGC

Dan's construction experience began in 1992 as he worked his way up through being a pipefitter to a fire sprinkler estimator and draftsman. Dan earned his BS in Building Construction from the University of Florida, his Juris Doctorate degree from Stetson College of Law, and is a licensed attorney in Florida. He is a Certified General Contractor and has experience in constructing residential, commercial, and hotel projects. He also has experience in CPM scheduling, claims research, quantifying damages, cost analysis, and dispute resolution on projects valued in excess of $100 million. Dan has extensive trial, arbitration, and mediation experience.


Crystal Smith

Crystal performs document research and analysis. She also assists with project site observation.


Lisa Duncan

Lisa serves as Office Manager and Professional Assistant. She performs research and support in addition to general tasks around the office.


John R. Oxley, P.E. - Retired

John has worked full time in construction since 1971 and before that worked six years part time as a survey party member, inspector, and survey party chief while in school. After getting his Master's degree in Civil Engineering at Stanford, John served as a Florida based CPM scheduler on over 700 projects. He enjoys working to get the members of the job team rowing together for that mutual goal of a profitable and timely completion. Beginning in the mid 70's, attorneys began to seek his expertise in accurately presenting the facts during disputes. As a result, he has served as an expert witness and provided testimony in more than 30 formal proceedings. John is also an arbitrator on the AAA construction panel. He sometimes speaks to industry groups about improved schedule control and proven methods of management and documentation to reduce the risk of serious disputes.