Riddles Group, INC.

What they make

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
LELakota Enterprises INC	Rapid City	Office Supplies (except Paper) Manufacturing 339940	● ACTIVE	2.3 KM
CCColeman CO	Rapid City	Jewelry and Silverware Manufacturing 339911	◇ UNVERIFIED	3.1 KM
Carzdeluxe Designs LLC	Rapid City	Motor Vehicle Seating and Interior Trim Manufacturing 336360	● ACTIVE	4.7 KM
Rosenbaum's Signs & Outdoor Advertising, INC.	Rapid City	Sign Manufacturing 339950	● ACTIVE	5.1 KM
HSHfw Solutions	Rapid City	All Other Miscellaneous Manufacturing 339999	◐ LIKELY ACTIVE	7.4 KM

Every listed plant in Pennington County

Also at this address

No other federal record shares this street address.

Where this record comes from

2 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 ICIS, RCRAINFO · EPA site type STATIONARY.

• EPA ECHO compliance recordsOPERATING
  first seen JUN 2017 · last seen JUN 2017
• EPA Facility Registry ServiceEXISTENCE
  Record 110057482004 · first seen MAY 2015 · last seen MAY 2015

IN PENNINGTON COUNTY7 other plants share this one’s industry (Other Miscellaneous Manufacturing, NAICS 3399); 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: RIDDLES GROUP, INC. · OCT 2026

Street address

EPA: 2707 MOUNT RUSHMORE ROAD · OCT 2026

City

EPA: RAPID CITY · OCT 2026

State

EPA: SD · OCT 2026

County (FIPS code)

EPA: 46103 · OCT 2026

Coordinates

EPA: 44.05896,-103.2325 · OCT 2026

Hazardous waste generator (RCRA)

EPA ECHO: VSQG · OCT 2026