ENGINEERING SYSTEMS INC

DBA: E S I

AURORA, ILLINOIS 605044178

$2.65M
Total Contract Value
122 awards
First Award
Apr 27, 2022
Last Award
Sep 22, 2025
Business Size
other than small
CAGE Code
1UVT0

Top Industries (NAICS)

NAICS CodeObligationsAwards
541199$1.51M56
541330$396K31
541990$257K14
561611$60K1
541720$-13.222

Contract Awards

50 awards found

15JC1V25P00000539
Department of Justice
$90K
Sep 22, 2025

EXPERT WITNESS SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JA0625P00000026
Department of Justice
$37K
Sep 19, 2025

EXPERT WITNESS SERVICES - SAFETY

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2425P00000103
Department of Justice
$31K
Sep 12, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
70Z08425PDL930025
Department of Homeland Security
$11K
Sep 11, 2025

VENDOR TO PROVIDE DEFENSE EXPERT WITNESS FOR DEFENSE COUNSEL

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA8525P00000034
Department of Justice
$6K
Aug 29, 2025

EXPERT WITNESS

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2425P00000090
Department of Justice
$42K
Jul 29, 2025

EXPERT WITNESS SERVICES IN SUPPORT OF CLARK V. USA (23-CV-14287).

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA8525P00000034
Department of Justice
$15K
Jul 16, 2025

EXPERT WITNESS

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2425P00000023
Department of Justice
$-16,706.51
Jul 2, 2025

EXPERT WITNESS SERVICES IN SUPPORT OF THADDEUS LEE V. UNITED STATES (23 CV 16147).

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JC1V25P00000539
Department of Justice
$90K
Jun 24, 2025

EXPERT WITNESS SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
70Z08425PDL930025
Department of Homeland Security
$11K
Jun 17, 2025

VENDOR TO PROVIDE DEFENSE EXPERT WITNESS FOR DEFENSE COUNSEL

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JC1V24P00000369
Department of Justice
$75K
Jun 9, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JC1V19P00000450
Department of Justice
$-18,723.39
Apr 29, 2025

EXPERT WITNESS SERVICES. REFERENCE 9W-CIV02-0536. $32509.

NAICS: 541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICESFY2025
15JA1223P00000190
Department of Justice
$-948.23
Apr 15, 2025

LITIGATIVE CONSULTANT SERVICES.

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JA3922P00000013
Department of Justice
$-783
Apr 15, 2025

LITIGATIVE CONSULTANT SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA1222P00000105
Department of Justice
$-23,806.5
Apr 14, 2025

EXPERT WITNESS SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JA3924P00000059
Department of Justice
$-20,117.62
Apr 11, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2425P00000044
Department of Justice
$8K
Mar 27, 2025

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2425P00000044
Department of Justice
$10K
Mar 24, 2025

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JENR22P00000084
Department of Justice
$186K
Mar 10, 2025

EXPERT WITNESS

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JC1V20P00000389
Department of Justice
$-24,900.5
Feb 28, 2025

EXPERT WITNESS SERVICES. REFERENCE 0W-CIV03-0525. $11,412.

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JC1V25P00000247
Department of Justice
$222K
Feb 6, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA9723P00000042
Department of Justice
$11K
Feb 3, 2025

ENGINEERING

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JA2425P00000023
Department of Justice
$35K
Jan 24, 2025

EXPERT WITNESS SERVICES IN SUPPORT OF THADDEUS LEE V. UNITED STATES (23 CV 16147).

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JC1V24P00000331
Department of Justice
$-62,010
Jan 15, 2025

EXPERT WITNESS SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JA2423P00000089
Department of Justice
$1K
Jan 14, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA0625P00000026
Department of Justice
$27K
Jan 10, 2025

EXPERT WITNESS SERVICES - SAFETY

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA3920P00000036
Department of Justice
$1
Jan 8, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA3920P00000036
Department of Justice
$-62,009.09
Jan 8, 2025

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2423P00000089
Department of Justice
$13K
Dec 6, 2024

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA3924P00000074
Department of Justice
$30K
Nov 21, 2024

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JA2424P00000090
Department of Justice
$15K
Nov 20, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2025
15JC1V23P00000586
Department of Justice
$-26,097.2
Oct 24, 2024

LITIGATIVE CONSULTANT SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
15JA9724P00000132
Department of Justice
$45K
Sep 23, 2024

REPORTABLE

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JC1V19P00000450
Department of Justice
$60K
Sep 23, 2024

EXPERT WITNESS SERVICES. REFERENCE 9W-CIV02-0536. $32509.

NAICS: 541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICESFY2024
15JA2424P00000090
Department of Justice
$22K
Sep 3, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JA6024P00000022
Department of Justice
$-18,270
Aug 22, 2024

EXPERT WITNESS

NAICS: 541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICESFY2024
15JC1V23P00000732
Department of Justice
$-37,178
Aug 1, 2024

EXPERT WITNESS SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
15JA6024P00000022
Department of Justice
$18K
Jul 15, 2024

EXPERT WITNESS

NAICS: 541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICESFY2024
15JA0624P00000041
Department of Justice
$10K
Jun 27, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JA3924P00000074
Department of Justice
$15K
Jun 13, 2024

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JC1V20P00000149
Department of Justice
$14K
May 7, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JA3924P00000074
Department of Justice
$21K
May 2, 2024

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JA0624P00000041
Department of Justice
$23K
Apr 30, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JC1V24P00000369
Department of Justice
$88K
Apr 16, 2024

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JA3924P00000059
Department of Justice
$20K
Apr 11, 2024

EXPERT WITNESS SERVICES

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JC1V24P00000331
Department of Justice
$62K
Mar 29, 2024

EXPERT WITNESS SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
15JC1V19P00000450
Department of Justice
$100K
Mar 25, 2024

EXPERT WITNESS SERVICES. REFERENCE 9W-CIV02-0536. $32509.

NAICS: 541990 - ALL OTHER PROFESSIONAL, SCIENTIFIC, AND TECHNICAL SERVICESFY2024
15JA0624P00000041
Department of Justice
$2K
Mar 13, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JA0624P00000041
Department of Justice
$25K
Feb 20, 2024

EXPERT WITNESS SERVICES.

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024
15JENR22P00000084
Department of Justice
$188K
Jan 2, 2024

EXPERT WITNESS

NAICS: 541199 - ALL OTHER LEGAL SERVICESFY2024

Business Details

UEI
MLNER9D9MFL8
CAGE Code
1UVT0
Address
4215 CAMPUS DR
AURORA, IL 605044178
Congressional District
IL-11

Parent Company

ENGINEERING SYSTEMS INC

Data Source

This profile is based on federal contract award data from USAspending.gov.

View on USAspending.gov