Who We Are

In 2002, Terry Rodrigue founded Interwest Consulting Group to offer engineering services to public agencies—starting with our first office in Elk Grove, California, right across the street from City Hall. We also opened an office in Windsor, Colorado, this year..READ MORE

In January 2004, we began to offer Geographic Information Systems services to our clients. Shortly after, we added Real Estate and Information Technology services to our portfolio for the City of Elk Grove. Both service lines have expanded over the..READ MORE

With steady organic growth and through word of mouth, we reached our 100-employee milestone in 2006. Starting with 81 employees at the end of 2005, we grew to 143 employees by the end of the following year. The size of..READ MORE

We opened our first Nevada office in Las Vegas in 2007 while working on the Las Vegas Strip’s CityCenter for Clark County. See where else we are located today in the Get in Touch page.

In 2010, we reached the 100-client milestone. The number of clients we’ve served has grown to more than 350 today.

We reached the 250-employee milestone in 2015. We ended the year prior with 229 employees, and we nearly doubled the size of our family five years later.

We opened our office in Ontario, California, in 2016 to serve new clients in the Inland Empire region. See where else we are located today in the Get in Touch page.