Rieker Instrument Co., INC.

34 Mount Pleasant Rd, Aston, PA 19014

ACTIVELAST SEEN IN FEDERAL DATA OCT 2026 · 4 SOURCES

Operating signal within 12 months from two or more independent sources.

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What they make

Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing334511

Where it is

39.87507, -75.45632 · CENSUS TIGER

COUNTY

Delaware County

METRO AREA

Philadelphia-Camden-Wilmington, PA-NJ-DE-MD

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Other plants nearby

Facility	City	Industry	Status	Distance
Nielsen-kellerman CO	Boothwyn	Other Measuring and Controlling Device Manufacturing 334519	ACTIVE	2.0 KM
21 Creek Cir, Boothwyn, PA 19061	Boothwyn	Other Measuring and Controlling Device Manufacturing 334519	LIKELY ACTIVE	2.0 KM
King Rox LLC	Claymont	Office Furniture (except Wood) Manufacturing 337214	ACTIVE	9.7 KM
Sentinel Supply Chain LLC	Claymont	Wood Office Furniture Manufacturing 337211	LIKELY ACTIVE	9.7 KM
The Cemtech Delmar Partnership INC	Media	Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513	LIKELY ACTIVE	8.7 KM

Every listed plant in Delaware County

Also at this address

No other federal record shares this street address.

Where this record comes from

4 sources hold this plant, and 13 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.

The company’s own websiteOPERATING
first seen JUL 2026 · last seen OCT 2026
SAM.gov entity registrationOPERATING
Record SARVC8KAHR54 · first seen JAN 2026 · last seen JAN 2026
DOL Form 5500 retirement plan filingsOPERATING
Record 232394577|PA|19014|34 mount pleasant rd · first seen DEC 2024 · last seen DEC 2024
SBA Paycheck Protection Program loan recordsEXISTENCE
Record PA|aston|34 mount pleasant rd · first seen JAN 2021 · last seen JAN 2021

IN DELAWARE COUNTY18 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 9 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: SAM.gov: RIEKER INSTRUMENT CO., INC. · JAN 2026
Street address: SAM.gov: 34 MOUNT PLEASANT RD · JAN 2026
City: SAM.gov: ASTON · JAN 2026
State: SAM.gov: PA · JAN 2026
Coordinates: Census geocoder: 39.87506703478,-75.45631811649 · JUL 2026
Employees (band): DOL: 20-99 · DEC 2024
Website: SAM.gov: http://www.riekerinc.com · JAN 2026
Year established: PA DOS: 1986 · FEB 1986
CAGE code: SAM.gov: 50926 · JAN 2026
Retirement plan filing (Form 5500): DOL: 47 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024
PPP loan: SBA PPP: PPP loan x1, approved 2021-01-31, 68 jobs reported · JAN 2021
SAM registration expires: SAM.gov: 2027-01-26 · JAN 2026
State business registrationSOURCES DISAGREE: MS SOS: Rieker Instrument Company Inc., registered with the Mississippi Secretary of State; Corporation; registered 2023-09-05; active · SEP 2023; PA DOS: Rieker Instrument Company, Inc., registered with the Pennsylvania Department of State; Corporation; formed 1986-02-21; active · FEB 1986

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