Superior Supplies, Inc. has been a family owned and operated company, serving Sonoma County and parts of Marin and Napa counties since 1962. In 1975, Vice President Stephen Tonelli joined his father LeRoy Tonelli and his uncle Frank Devincenzi in the ready mix concrete business.

Concrete is economical and extremely strong—the perfect material for your next project. You can personalize your concrete with colors and textures that can be applied to make your project beautiful, durable and fire-resistant. Superior Supplies has a computerized batching system that can mix concrete to meet all your project specifications. Building a shopping center, office building or just a patio for your summer gatherings, Superior Supplies has the right concrete mix for you. With the strict quality control of the materials and processes, you will always get a quality product.

Ready to start your next project? Call Superior Supplies and let them show you what they can do for you.

COMPANY PHILOSOPHY
"Our service philosophy is very simple: Give good service and always be honest with the customer. We are a family-owned company and we instill those family values into all our employees. Everyone is professional, conscientious, safe, and every job is given a personal touch.”

EXCERPTED SURVEY RESPONSES
“Their overall service is good. They gave me samples, and the pricing was good. The truck people were also helpful.”—Sid B.

“They arrive on time, and the clean-up is good. They also have good service.”—W. F. C.

“Their service, friendliness and availability are great. They’ve always made everything right for us. This is a real professional operation. I enjoy doing business with them.”—Marty W.

“They’re always on time, and their drivers are good at getting into tight spots.”—Rick K.

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