Team | CBB | Page 2

Nirav Patel, PE, PTOE

Nirav Patel joined CBB after receiving his Bachelor of Science in Civil Engineering from Saint Louis University. Nirav is primarily involved in CBB’s transportation engineering and modeling efforts. Nirav has developed transportation operational models for several corridor and interchange planning studies as well as traffic impact studies in the St. Louis region. He is...

Shawn Leight, PE, PTOE, PTP

Shawn Leight works to develop transportation solutions that support community values by forging relationships and advancing forward thinking solutions. Shawn has more than 20 years of experience in transportation engineering and planning and has worked in every stage of project development. He is the vice president and a principal owner of CBB, where he...

Paige Martz, PE, PTOE, RSP2IB

Paige Martz works to make the transportation system safer for all road users by identifying and integrating safe solutions into CBB’s projects. Paige is primarily involved in CBB’s safety and design projects. She coordinates with developers, clients, and public agencies in the development of plans, specifications, and cost estimates. Mrs. Martz coordinates utilities, provides...

Matthew Parker

Matt has 20 years of experience in the traffic/transportation industry. His core job responsibilities include the design and plan preparation of traffic signals, ITS, signage, pavement markings, pedestrian facilities, and roadway design projects. The design process requires him to be proficient in field verification of existing conditions; spot survey of equipment missed or inaccurately...

Lee Cannon, PE, PTOE

Lee Cannon has been involved in nearly every facet of traffic engineering and transportation planning since joining CBB in 1994. He has completed hundreds of traffic impact studies, operational improvement studies, safety studies, comprehensive master plans, route and intersection concept layouts and parking studies both large and small in scale. Lee is the firm’s...

Rob Twillman, PE, PTOE

Rob Twillman has enjoyed working on a variety of transportation projects during his time at CBB. Rob has accumulated more than 19 years of traffic and transportation engineering experience since joining CBB in 2006. His experience on projects at CBB includes signal timing optimization, roadway/signal design, roadway/signal inspection, traffic impact studies, parking studies, mitigation...

Shawn Lerai White, PE, PTOE

Shawn White has over 25 years of experience in the traffic and transportation engineering field. Shawn has been involved in various aspects of traffic and transportation engineering, including traffic impact studies, safety studies, school studies, micro modeling of roadway networks, parking analyses, optimization of traffic signal systems, traffic signal design, project management and client...

Lance Feldmann, PE, PTOE

Lance Feldmann joined CBB after receiving his Bachelor of Science in Civil Engineering from Saint Louis University. Over the past several years, he has assumed many roles related to Traffic Signal Operations. Lance has been prominent in his role as a Traffic Management Center Operator for both the City of St. Louis and the Missouri...

Joanne Stackpole, PE, PTOE

Joanne Stackpole is dedicated to creating innovative, long-lasting transportation solutions to challenges facing today’s communities. She is at the forefront at using new modeling methods for more efficient and effective traffic analyses. Striving to develop robust traffic models which accurately represent the today’s complex transportation networks, her modeling techniques are thorough and detailed. Joanne...

Jeffrey Stirnemann

Jeffrey Stirnemann has been an employee of CBB for 21 years. During that time, he has been a member of our field technician staff that performs a wide range of tasks that provide data and information to our Studies and Design departments, as well as performing inspection duties on various state of Missouri construction...

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