Control Systems INC

What they make

• electronic control solutions
• engine development services
• defense aerial systems
• engines
• engine management systems
• proprietary algorithms

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

Where it is

Other plants nearby

Facility	City	Industry	Status	Distance
Thermo Cense INC	Lake Zurich	Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513	● ACTIVE	0.3 KM
Pureaire Monitoring Systems INC	Lake Zurich	Instruments and Related Products Manufacturing for Measuring, Displaying, and Controlling Industrial Process Variables 334513	● ACTIVE	0.5 KM
ESEo Schweitzer Mfg CO INC	Mundelein	Instrument Manufacturing for Measuring and Testing Electricity and Electrical Signals 334515	◇ UNVERIFIED	7.8 KM
NNgms-b498	Rolling Meadows	Search, Detection, Navigation, Guidance, Aeronautical, and Nautical System and Instrument Manufacturing 334511	◐ LIKELY ACTIVE	10.2 KM
NGNorthrop Grumman Systems Corporation	Rolling Meadows	Other Electronic Component Manufacturing 334419	▲ REPORTED CLOSED	10.2 KM

Every listed plant in Lake County

Also at this address

No other federal record shares this street address.

Where this record comes from

5 sources hold this plant, and 12 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 UN45LTCJRDQ1 · first seen APR 2026 · last seen APR 2026
• DOL Form 5500 retirement plan filingsOPERATING
  Record 364378300|IL|60047|650 telser rd · first seen DEC 2024 · last seen DEC 2024
• SBA 7(a) and 504 loan recordsEXISTENCE
  first seen NOV 2022 · last seen NOV 2022
• SBA Paycheck Protection Program loan recordsEXISTENCE
  Record IL|lake zurich|650 telser rd · first seen JAN 2021 · last seen JAN 2021

IN LAKE COUNTY30 other plants share this one’s industry (Navigational, Measuring, Electromedical, and Control Instruments Manufacturing, NAICS 3345); 7 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: CONTROL SYSTEMS INC · APR 2026

Street address

SAM.gov: 650 TELSER RD · APR 2026

City

SAM.gov: LAKE ZURICH · APR 2026

State

SAM.gov: IL · APR 2026

Coordinates

Census geocoder: 42.209593843216,-88.067571733028 · JUL 2026

Employees (band)

DOL: 1-19 · DEC 2024

Website

SAM.gov: www.controlsystemsinc.us · APR 2026

CAGE code

SAM.gov: 9SWC3 · APR 2026

Retirement plan filing (Form 5500)

DOL: 10 active participants, plan year ending 2024-12-31, 1 plan(s) · DEC 2024

PPP loan

SBA PPP: PPP loan x1, approved 2021-01-21, 6 jobs reported · JAN 2021

SAM registration expires

SAM.gov: 2027-04-14 · APR 2026

SBA loans

SBA: 504 loan x1, jobs 3.0 · NOV 2022