ROCK SOLID FOR OVER 90 YEARS!
Keystone Lime Company is a supplier of limestone and sandstone materials; and an award winning paving company for south-western Pennsylvania, western Maryland, and northern West Virginia.
What Keystone Offers
At Keystone we mine and crush limestone and sandstone to various sizes. We also stock landscaping boulders.
Our paving service will blacktop anything from driveway to highway.
At Keystone we mine and crush limestone and sandstone to various sizes. We also stock landscaping boulders.
Our paving service will blacktop anything from driveway to highway.
