Rocklin Manufacturing CO

What they make

• marking
• cleaning
• tungsten carbide
• ROCKLINIZER carbide application equipment
• metals
• tools
• dies
• titanium carbide
• Rockhard Electrode Material
• portable solutions

NAMED ON THE COMPANY’S OWN WEBSITE, READ JUL 29, 2026

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Sterling Computers Corporation	North Sioux City	Electronic Computer Manufacturing 334111	● ACTIVE	8.7 KM

Every listed plant in Woodbury County

Also at this address

No other federal record shares this street address.

Where this record comes from

3 sources hold this plant, and 10 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 Q38TX6JM2CY5 · first seen SEP 2025 · last seen SEP 2026
• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record IA|sioux city|110 s jennings st · first seen JAN 2021 · last seen JAN 2021

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: ROCKLIN MANUFACTURING CO · SEP 2026

Street address

SAM.gov: 110 S JENNINGS ST · SEP 2026

City

SAM.gov: SIOUX CITY · SEP 2026

State

SAM.gov: IA · SEP 2026

Coordinates

Census geocoder: 42.490558144039,-96.399243573399 · JUL 2026

Employees (band)

SBA PPP: 1-19 · JAN 2021

Website

SAM.gov: www.rocklinmfg.com · SEP 2026

CAGE code

SAM.gov: 886Y1 · SEP 2026

PPP loan

SBA PPP: PPP loan x2, approved 2021-01-26, 10 jobs reported · JAN 2021

SAM registration expires

SAM.gov: 2027-09-08 · SEP 2026