Zachary Cross, PE

Drainage Engineer

Zachary Cross, PE, is an experienced stormwater management designer. His drainage design experience includes dry and wet treatment, storm sewer design for urban and suburban roadways, ditch design for rural roadways, design highwater analysis, pond siting analysis, cross-drain analysis, drainage reports, flooding investigations, environmental resource permitting, basin analysis, stormwater management facility design and modeling, and preparation of drainage design reports and permitting documentation.

He has worked on new construction, widening, resurfacing, and safety improvement projects in several roles, including Contract Manager, Drainage Design, and TTCP Engineer of Record.

Started

2020

Professional License

Professional Engineer, FL, #99596, 09/23/2024

Education

Bachelor of Science in Civil Engineering (BSCE) 2020
University of South Florida (USF)

Affiliations

  • American Council of Engineering Companies (ACEC)
  • American Society of Civil Engineers USF Student Chapter (ASCE USF Student Chapter)
  • American Society of Highway Engineers (ASHE)
  • Florida Stormwater Association (FSA)
  • Florida Transportation Builders’ Association, Inc. (FTBA)
  • Transportation & Expressway Authority Membership of Florida (TEAM FL)

Outside work, Zachary enjoys traveling and trying new foods with his wife, playing tabletop games, and playing music.

Alma mater

Our Team

Allie Stanley, PE

Roadway Engineer

Allie Stanley, PE, is experienced in horizontal and vertical roadway design, maintenance of traffic design, and has a passion for 3D modeling. Project Experience Allie has experience in a variety of projects ranging from major highway and interstate reconstruction projects to minor intersection and pedestrian improvement projects. She specializes in roadway and pedestrian facilities design […] Read More

Mark Bayer, PE

President, Senior Roadway Engineer, Project Manager

Mark Bayer, PE, has extensive experience in roadway design, maintenance of traffic design, drainage design, utility coordination, project management, and contract management. Project Experience Mark’s project experience includes major roadway reconstruction projects, such as widening from two lanes to four lanes, and minor design projects, including intersection improvements, resurfacing, sidewalks, and trail projects. His projects […] Read More

Sarah Wright, PE

Vice President, Roadway Project Manager

Sarah Wright, PE, has extensive roadway horizontal and vertical design experience, including maintenance of traffic design and utility coordination. Project Experience Sarah’s project experience includes minor design projects such as intersection improvements, resurfacing, sidewalks, and trails and major reconstruction projects such as widening from two lanes to four lanes. She has experience in all phases […] Read More

Gary Gaiotti

Chief Roadway Designer

Gary Gaiotti has more than four decades of experience in the civil field, beginning his career as a Survey Rod Man, then Party Chief, and then Roadway Design. Project Experience Gary has worked extensively with the Florida Department of Transportation within Roadway Design on projects that include: design and plans production of multiple disciplines, including […] Read More

Tim Easley, PE

Roadway Engineer

Tim Easley, PE, has experience in many facets of transportation design, including new construction, widenings, rehabilitation projects, and intersection improvements. He enjoys working with others to create innovative designs and learning new methods and strategies to improve his engineering skills. Project Experience Tim’s project experience includes major roadway reconstruction projects, such as widening from two […] Read More

Robin Crawford

Project Coordinator

Robin Crawford has 8 years of experience as a project coordinator. Her experience includes contract management, invoicing, preparing audit packages, and reviewing and maintaining financial records for projects. Robin is a Florida native still currently residing north of Gainesville. In her free time, she enjoys spending time with her husband and 2 children, traveling and […] Read More

Afton Bayer

Business Administrator

Afton Bayer graduated from the University of South Florida with a Bachelor of Science degree in Nursing . She practiced for 13 years as a RN in the Emergency Room and Preop and PACU. When Bayer United opened, she left her passion in medicine to help Bayer United in their vision to grow.   Afton […] Read More

Marcello Tavernari, PE

Senior Project Manager

Marcello Tavernari, PE has extensive experience in various roles and responsibilities in the Roadway, Drainage, Utility, and Civil Engineering/Construction fields. Marcello’s experience includes managing and coordinating funding, planning, design, permitting, and construction activities for public roadway, stormwater, and utility projects. He ensures all project deliverables related to public safety, quality, cost, schedules, and public transparency […] Read More

Priscilla Buchanan

Project Coordinator Assistant

Priscilla has been a project coordinator since 2017. Her experience includes contract management, invoicing, and reviewing and maintaining project financial records. She graduated from the University of Texas with a Bachelor of Liberal Arts in Linguistics. Priscilla was born in Florida but currently resides in Colorado and loves it. Aside from spending time with her […] Read More

Richard Endrzejewski, PE

Senior Engineer / Project Manager

Rich’s extensive project experience includes maintenance of traffic design, utility coordination, project and contract management, major and minor roadway reconstruction projects, including intersection improvements, resurfacing, sidewalks, and trail projects. His projects involve safety improvements, drainage improvements, signing and pavement marking, signalization, lighting, structures, geotechnical, environmental impacts, permitting, traffic control, specifications, quality control, and post-design services. […] Read More