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Royal Stone LLC

3014 Dietz Rd, Williamston, MI 48895

LIKELY ACTIVELAST SEEN IN FEDERAL DATA DEC 2025 · 3 SOURCES

Operating signal within 24 months, or from a single source.

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What they make

Other Concrete Product Manufacturing327390

Where it is

42.67491, -84.22866 · CENSUS TIGER
COUNTY
METRO AREA
ON GOOGLE MAPS

Other plants nearby

FacilityCityIndustryStatusDistance
Builders Ready Mix Plant 14LansingReady-Mix Concrete Manufacturing
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Lansing Ready MixLansingReady-Mix Concrete Manufacturing
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Highland Engineering, INC.HowellPrefabricated Metal Building and Component Manufacturing
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Northern Concrete-charlotteCharlotteConcrete Pipe Manufacturing
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Every listed plant in Ingham County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 7 fields on this page come from them. Each line is one agency’s own record of it: the identifier it is filed under, whether that record shows the plant operating or only that it exists, and when the register first and last saw it there.

EPA cross-references this facility in OSHA-OIS.

  • OSHA injury and illness reportsOPERATING
    Record 902968 · first seen DEC 2025 · last seen DEC 2025
  • SBA Paycheck Protection Program loan recordsEXISTENCE
    Record MI|williamston|3014 dietz rd · first seen FEB 2021 · last seen FEB 2021
  • EPA Facility Registry ServiceEXISTENCE
    Record 110070299229 · first seen SEP 2018 · last seen SEP 2018

IN INGHAM COUNTY3 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 1 of them has a size band on record.

What each source says

Every field below, as each source filed it. The value this page shows is marked; where the sources disagree, the field says so. Status is computed from independent sources; nothing here is self-reported unless marked Claimed.

Name
EPA: ROYAL STONE LLC · OCT 2026
Street address
EPA: 3014 DIETZ RD · OCT 2026
City
EPA: WILLIAMSTON · OCT 2026
State
EPA: MI · OCT 2026
Coordinates
EPA: 42.67491,-84.22866 · OCT 2026
Employees (band)
OSHA: 20-99 · DEC 2025
PPP loan
SBA PPP: PPP loan x2, approved 2021-02-01, 26 jobs reported · FEB 2021

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