Active

S-6 RED

Portable operation, various locations - 4177 Haven Ave, Rancho Cucamonga. Cross streets Haven Ave and Snowdrop Rd., Ventura County, CA
MSHA ID0405834
TYPESurface
MATERIALSand, Common
EMPLOYEES2

MATERIALS PRODUCED

Sand, Common

COMPANY INFORMATION

Operator

Upland Rock

Parent Company

Neal L Grabowski; Michael J Grabowski

Company Type

Corporation

DIRECTIONS

120

CONTACT

Contact information not available for unclaimed listings.

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34.172222, -117.575833

Data Source

Mine Safety and Health Administration (MSHA)

Last updated: 1/30/2026