Since 1900, Graniterock has provided the California construction industry with quality materials and products for building the perfect infrastructure job, whether that's a major highway, airport runway or bridge. 

Recognized as one of the state's top heavy civil engineering companies, Graniterock offers experts in asphalt, concrete, aggregate, paving, grading, underground, green building and general construction services. 
Graniterock People say “Yes, we will” when asked to meet any customer's needs.

Construction

Graniterock

Peter Lemon

Mike McGrath

Matthew Reade

William Miller

Shanna Crigger

Steve Snodgrass

Julie Giannotta

Nicole Laurence

Paul Cianciarulo

Project Management

Finance and Accounting

Leadership Team

Compliance and Safety Management

Data Analysis and Management

Logistics and Operations

Teams at Graniterock