Gain clarity & confidence in your traffic crash litigaton.

Partner with an unbiased expert witness who provides objective insights and compelling testimony to support your case.
Supported 100+ attorneys with expert witness, strengthening cases and ensuring fair settlements
30+ years of expert witness experience, our team offers unparalleled insights into traffic engineering litigation
Our expert testimony has contributed to favorable outcomes in 90% of the cases we've supported
Greenlight Traffic Engineering provides support to defendants and plaintiffs involved in traffic crash litigation throughout the United States.
When you're involved in a traffic crash litigation, you need expert witnesses who can provide clear, unbiased insights to help you build a strong case. At Greenlight Traffic Engineering, our team, led by principals Mike and Scott, understands the complexities of these cases and the importance of having knowledgeable, experienced partners on your side.

With over 55 years of combined experience in traffic engineering and safety, our team will guide you through the process, helping you understand the strengths and weaknesses of your case. We take the time to listen to your unique situation and provide an honest assessment of whether you have a viable case.

If our analysis reveals that you have a strong case, we will work closely with you to develop a compelling strategy backed by our extensive expertise and objective insights.

Our team has a proven track record of providing clear, persuasive testimony that has been instrumental in achieving successful outcomes for plaintiffs and defendants throughout the United States.

Areas of expertise include:
Pavement markings
Traffic Signals
Roadway design
Work Zone Traffic Control
Get expert support from our Traffic Engineers, to strengthen your case.

Your legal case deserves clear traffic witness support. In legal disputes where traffic details are crucial, Greenlight Traffic delivers straightforward, expert analysis. Our traffic engineers bring essential, clear-cut analysis that supports your arguments with...

Personalized Guidance
Our team, with Mike and Scott at the helm, will take the time to understand your case and provide tailored guidance based on your specific needs and goals.
Concise Traffic Reports
With our unbiased approach, we will provide objective assessments based on our extensive expertise in traffic engineering and safety, ensuring that your case is supported by facts and data.
Clear Communication
Our experts are skilled at presenting complex information in reports, depositions, and court testimony, making it easy for all parties to understand the key issues at stake.
Comprehensive Support
With our wide range of expertise, including [list areas of expertise], we will ensure that you have the knowledge and support you need to build a strong case.
Partner with experts for clarity and confidence in your case
Don't navigate your traffic crash litigation alone. Partner with the experienced team at Greenlight Traffic Engineering and gain the clarity, confidence, and support you need to achieve a successful resolution."
Discuss Your Case
Featured team members
Mike Blankenship, PE, RSP
Mike has served as expert witness on multiple traffic safety cases over the past 26 years. His testimony has been noted as sound and understandable to jurors and legal experts. He has also trained other engineers on providing expert witness testimony through the Tort Liability and Risk Management Workshops he has provided nationally, including developing mock trials for public works staff to participate in.

Mike has 33 years of traffic safety and executive level experience in all facets of traffic engineering including planning, design, operations and training. His career focus has been on providing safety for all road users.  

His design experience includes intersections, roadways, traffic signals, signing/pavement marking and parking lots. Mike has developed and taught workshops on Road Safety Audits (RSAs), Roadside Safety, Risk Management/Tort Liability, Incident Management, MUTCD, Work Zone Traffic Control, Traffic Calming, and Walkable Communities.
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Scott Kelly, PE, PTOE
Scott is the private development traffic services practice leader at Greenlight. He is a licensed Professional Engineer, as well as a Professional Traffic Operations Engineer (PTOE).

He has over 17 years of experience in traffic engineering with expertise in development-related traffic planning, design and operations within Arizona and across the country. His career has focused on serving private development clients of all sizes. Scott’s project portfolio includes all traffic studies and design improvement plans for all types of development.

His breadth of project experience spans small, single lot developments and redevelopment sites, to large master planned communities and multi-use commercial projects.

Over his career, Scott has developed and reviewed hundreds of traffic impact statements, traffic impact studies (TIS) / traffic impact analyses (TIA), and parking analyses, as well as designed thousands of sheets of signing, striping, traffic signal, lighting, traffic control, ITS infrastructure, and parking layouts.
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