California Transit Association

50 Years

50th Anniversary Year-Round Sponsors

Many thanks to the following year-round sponsors who have partnered with us in conjunction with the 50th anniversary of the California Transit Association's founding.


GILLIG is the leading manufacturer of heavy-duty transit buses in the United States. From initial design through final assembly, each GILLIG bus is designed and built by dedicated Americans in Hayward, California. GILLIG buses are known for their unmatched quality, and have earned their reputation as the lowest cost buses to maintain and operate.

After 125 years, GILLIG holds strong to its family values and focus on its employees and customers. GILLIG’s motivated and dedicated employees have a passion for quality and customer satisfaction. They are committed to building buses that connect communities, eliminate congestion, and contribute to a greener environment.

WSP / Parsons Brinckerhoff

WSP and Parsons Brinckerhoff have combined and are now one of the world's leading engineering professional services consulting firms. Together they provide services to transform the built environment and restore the natural environment, and their expertise ranges from environmental remediation to urban planning, from engineering iconic buildings to designing sustainable transport networks, and from developing the energy sources of the future to enabling new ways of extracting essential resources.

WSP / Parsons Brinckerhoff has approximately 31,000 employees, including engineers, technicians, scientists, architects, planners, surveyors, program and construction management professionals, and various environmental experts. The organization is based in more than 500 offices across 39 countries worldwide.

MTM, Inc.

MTM is a medical and transportation management company whose mission is to partner with clients in developing innovative solutions for accessing healthcare, increasing independence, and connecting community resources in the most cost-effective manner.

As an industry-leading transportation management company, MTM has been committed to removing community barriers and promoting public transit utilization for 20 years. Every year, the firm schedules 10 million non-emergency medical transportation and paratransit trips for 8 million people while promoting fixed route services through eligibility assessments and travel training.

Allison Transmission

Allison Transmission is the world’s largest manufacturer of commercial-duty automatic transmissions and hybrid propulsion systems. Its products are specified by more than 300 of the world’s leading vehicle manufacturers and are used in a range of market sectors – from bus, refuse and emergency to construction, distribution and defense.

Allison was founded in 1915 in Indianapolis, Indiana, where the company’s global headquarters is still located. Allison has approximately 1,400 dealer and distributor locations, employs more than 2,700 people around the world and its international presence spans more than 80 countries.