Leadership

Since joining Princeton Consultants in 1998, Shem has helped the leadership of transportation companies transform operations and processes to substantially improve asset utilization and increase network efficiency. He has built custom systems and applications for highly complex business environments, interfacing with client executives in different lines of business, Operations and IT, and working with teams of consultants and developers.

Michele works with Class I railroads as a systems integrator and coordinator for the integration of an energy management system with the government-mandated train control system to prevent accidents. She is also an experienced incident/defect root cause analysis investigator for rail safety systems. Based on her skill at analysis, planning and collaboration, Michele leads technology product requirements management, acceptance testing and industry adaptation, and product vendor and customer coordination.

Jon Crumiller serves as Chief Operating Officer of Princeton Consultants. As a co-founder of the firm, Jon brings more than 35 years of consulting expertise and experience to our client base, having served leaders in many of the nation's most successful businesses.

Rick joined Princeton Consultants in 2008 after holding a leadership role at a publicly traded alternative energy company. Rick has served as a data scientist, leader, and machine learning / analytics subject matter expert on a diverse range of technology and management consulting projects, primarily for clients in Transportation and Logistics. Additionally, he was head of trading operations and a researcher for an algorithmic trading long-short equity hedge fund client. Rick holds a Ph.D.

Since joining Princeton Consultants in 2006, Rob has helped executives and operations personnel improve asset utilization and increase profit. For companies in transportation and diverse industries, Rob builds custom optimization models based on mathematics, operations research and special software that makes recommendations. Working with client executives at their offices and facilities, Rob implements these advanced tools to transform business processes and help ease the burden on the employees. Rob holds a Ph.D.

Jeffrey joined Princeton Consultants in 2011. Jeff is skilled at software development, product management, data analytics, and technology and systems integration. He leads the design and support of SATS, a new generation simulation tool that that improves and substantially automates railroad system testing. Jeffrey earned a PhD in Astronomy and Astrophysics from the University of Michigan and a BS in Physics, Astronomy and Astrophysics from Harvard University.

Serghei joined Princeton Consultants in 2004. He is a software architect and developer of operational systems in transportation and other industries. Serghei is a skilled project manager and IT consultant. He has an MS and BS in Applied Math and Physics from the Moscow Institute of Physics and Technology.

Fred joined Princeton Consultants in 1984, making him one of our longest tenured firm members. Fred performs high-level software design, development and implementation for clients in financial services, transportation and other industries. With deep technical expertise, he is a valued consultant. Fred holds a BS in Chemical Engineering from Drexel University.

Bob Steen has been with Princeton Consultants since 1998, where he leads segments of the transportation, financial services, and optimization practice areas. He is also a skilled facilitator and educator. Bob holds a Ph.D. in Space Physics and Astronomy from Rice University, where he modeled the dynamics of planetary atmospheres. He and his family reside in the historic town of Rocky Hill, New Jersey, where he has served as an elected member of the borough council and is active in the community.

Ernie joined Princeton Consultants in 2010. For Class I railroads, Ernie leads the development of groundbreaking software solutions and he is a systems integrator for Positive Train Control, the federally mandated railroad safety initiative. He is skilled at program management and business process improvement. Ernie earned a BS in Mechanical Engineering at Texas Tech University.

Godfrey joined Princeton Consultants in 2013. Godfrey leads systems integration and software testing for a Class I railroad’s Positive Train Control initiative. His skills include numerical analysis, C++, and Monte Carlo simulation. Godfrey earned a PhD in Physics from the University of Pennsylvania and an AB in Physics from Princeton University.

Penny joined Princeton Consultants in 2008. For Class I railroads, Penny helps lead systems integration to assist the development and integration of Positive Train Control, the federally mandated railroad safety initiative. Her skills include business process improvement, data analysis and comprehensive use case development. Penny earned a BA in Astrophysics at Princeton University.

Octavian joined Princeton Consultants in 2006. Octavian leads engagements in financial and transportation services, working with client executives to uncover problems, gather and analyze data, and make better decisions powered by advanced analytics. Octavian holds a PhD in Computer Science, Bioinformatics and Computational Biophysics from Cornell University, a PhD in Nuclear and Particle Physics and Computational Physics from McGill University, and a License Diploma in Physics and Biophysics from the University of Bucharest.