ROCKWOOD, PA, Jul 11, 2026, ZEX PR WIRE — Rockwood Stone founder Spencer Svonavec announced that his company has earned Pennsylvania’s highest aggregate industry certification. Rockwood Stone is now officially recognized as a Type A, Class E Aggregate Producer on the Pennsylvania State Bulletin 14, the commonwealth’s official listing of certified aggregate suppliers.
The certification, issued by the Pennsylvania Department of Transportation, represents the most rigorous standard available to aggregate producers operating in the state. Spencer Svonavec and the Rockwood Stone team underwent the full evaluation process to achieve Type A, Class E status. This designation signals to contractors, engineers, and government agencies that Rockwood Stone meets the strictest quality standards for stone aggregate production in Pennsylvania.
“Earning the certification is a direct reflection of the standards we hold ourselves to every day,” said Spencer Svonavec. “This will open doors for Rockwood Stone with state and municipal projects, and it validates the quality of what we produce right here in Somerset County.”
Rockwood Stone, headquartered in Rockwood, Pennsylvania, operates a full-service quarry supplying certified aggregate materials to construction, infrastructure, and commercial projects throughout the region. The PA Bulletin 14 certification positions Spencer Svonavec and Rockwood Stone as a qualified supplier for government-contracted and state-funded projects requiring certified materials.
About Rockwood Stone Rockwood Stone is a Somerset County, Pennsylvania aggregate producer founded by Spencer Svonavec. The company supplies Type A, Class E certified stone aggregate to contractors, municipalities, and developers throughout the region.
For more information,
visit www.rockwoodstone.net or follow Rockwood Stone on Facebook at facebook.com/people/Rockwood-Stone/61579118229995.
