Keystone Concrete Services

Old Charleston Rd, Charleston, SC 29455

UNVERIFIEDLAST SEEN IN FEDERAL DATA — · 2 SOURCES

Present in a source dataset, with no recent operating signal.

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What they make

Ready-Mix Concrete Manufacturing327320

Where it is

32.80195, -80.11902 · CENSUS TIGER

COUNTY

Charleston County

METRO AREA

Charleston-North Charleston, SC

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Other plants nearby

Facility	City	Industry	Status	Distance
Srm - Charleston #706	Johns Island	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	0.3 KM
Coastal Concrete	Johns Island	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	4.7 KM
Van Smith Concrete:#4	Johns Island	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	6.9 KM
Port City Concrete- Pace	North Charleston	Ready-Mix Concrete Manufacturing 327320	LIKELY ACTIVE	11.4 KM
Krm Midlands LLC Pineview Plant 3	North Charleston	Ready-Mix Concrete Manufacturing 327320	UNVERIFIED	13.1 KM

Every listed plant in Charleston County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 sources hold this plant, and 8 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 AIR, AIRS/AFS, NPDES · EPA site type STATIONARY.

SBA Paycheck Protection Program loan recordsEXISTENCE
Record SC|johns island|3791 old charleston rd · first seen APR 2020 · last seen APR 2020
EPA Facility Registry ServiceEXISTENCE
Records 110012710520, 110056424392 · first seen DEC 2014 · last seen NOV 2015

IN CHARLESTON COUNTY30 other plants share this one’s industry (Cement and Concrete Product Manufacturing, NAICS 3273); 5 of them have 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: KEYSTONE CONCRETE SERVICES · OCT 2026
Street address: EPA: OLD CHARLESTON RD · OCT 2026
City: EPA: CHARLESTON · OCT 2026
State: EPA: SC · OCT 2026
County (FIPS code): EPA: 45019 · SEP 2026
Coordinates: EPA: 32.80195,-80.119019 · JUL 2026
Employees (band): SBA PPP: 1-19 · APR 2020
PPP loan: SBA PPP: PPP loan x1, approved 2020-04-16, 17 jobs reported · APR 2020

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