An innovative & collective approach to modeling
Activity-based models can answer today’s complex transportation planning questions. But only ActivitySim offers access to a growing community of expert users—and so much more.

Helping our clients
make decisions

Our clients feel confident in their decisions because they are driven by robust data and actionable insights into current behavior and future scenarios.

Shaping the future
for the better

We feel a responsibility to proactively make a positive and significant impact on our clients’ organizations and our global community.

research & analytics

 We apply innovative approaches to understanding behaviors in a complex system, which provides deeper and more responsive insights.


RSG's Ken Kaliski Receives William W. Lang Award

Among other things, the award for Distinguished Noise Control Engineer acknowledges Ken’s use of rigorous analytics and novel approaches to advance the field. Learn more »

COVID-19 has changed travel. Possibly forever. 

We're finding out how in our COVID-19 Transportation Insights Survey. It is powerful tool to quantify how people’s sentiments and choices change over the course of the pandemic.  Learn more »

Evaluating Demand for Urban Air Taxi Service

RSG partnered with a major transportation network company to develop a mode choice model for a new air taxi service in two pilot cities. Learn more »

News & Events


RSG opposes New Hampshire House Bill 544, An Act Relative to the propagation of divisive concepts


RSG Sr. Director to present at International Air Rail Organisation webinar


RSG Director published in Noise Control Engineering Journal


Dana Lodico joins RSG as Director


RSG statement in response to comment overheard on Vermont Senate Committee on Transportation


New White Paper Published! ActivitySim: Activity-Based Travel Demand Modeling Built by and for Users

01.21.2021 - 01.29.2021

2021 Transportation Research Board (TRB) Annual Meeting


RSG Sr. Director and Director to present at National League of Cities webinar


RSG Sr. Director to present at panel on travel behavior dynamics

12.02.2020 - 12.03.2020

RSG Sr. Director and Director to present at Technology for a Quieter America virtual workshop