MANDEX INC

FAIRFAX, VIRGINIA 220333863

SDVOSBVeteran Owned
$90.12M
Total Contract Value
184 awards
First Award
Apr 7, 2022
Last Award
Nov 26, 2025
Business Size
small
CAGE Code
3Z682

Top Industries (NAICS)

NAICS CodeObligationsAwards
541330$74.76M128
561621$722K21
238210$172K3
336611$5K10
541519$02

Contract Awards

50 awards found

SP330023P0410
Department of Defense
$-23,033.1
Aug 21, 2025

8509749219!PREVENTATIVE MAINTENANCE ON I

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N0018925PR044
Department of Defense
$41K
Aug 13, 2025

SUPPORT MAINTENANCE

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N6523624F3007
Department of Defense
$7.01M
Jul 28, 2025

REALIGNMENT OF CEILING AND INC FUNDING

NAICS: 541330 - ENGINEERING SERVICESFY2025
SP330019P0880
Department of Defense
$-10,131.29
Jul 20, 2025

8506725952!ALARM, SIGNAL, SECURITY DETEC

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N6523620F3003
Department of Defense
$-24,091.95
Jul 8, 2025

SERVICE CONTRACTS

NAICS: 541330 - ENGINEERING SERVICESFY2025
N5005425P0203
Department of Defense
$-45,922.57
Jun 3, 2025

P00001; FULL DESCOPE; LF-18 SECURITY UPGRADE: ADMINISTRATION OFFICE AND TECHNICAL LIBRARY

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N6660425P0026
Department of Defense
$-139.72
May 8, 2025

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6133123F0092
Department of Defense
$60K
May 7, 2025

ADDING WORK WITHIN SCOPE FOR NSWC BUILDING 89 AND 110 AND NEDU BLDGS. 300 AND 321. NEW REQUIREMENTS HIGHLIGHTED (NSWC YELLOW AND NEDU BLUE)

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6852025P1006
Department of Defense
$31K
May 6, 2025

INSTALL AND UPGRADE SECURITY GATE

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N6523624F3007
Department of Defense
$600K
Apr 24, 2025

INCREMENTAL FUNDING, CEILING REALIGNMENT, AND PWS REVISION MODIFICATION.

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523618F3050
Department of Defense
$-127,139.41
Apr 11, 2025

AD HOC DE-OB MOD

NAICS: 541330 - ENGINEERING SERVICESFY2025
SP330023P0410
Department of Defense
$-21,376.06
Mar 25, 2025

8509749219!PREVENTATIVE MAINTENANCE ON I

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
SP330023P0410
Department of Defense
$113K
Mar 13, 2025

8509749219!PREVENTATIVE MAINTENANCE ON I

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N6523619F3044
Department of Defense
$-5,987.91
Mar 12, 2025

SERVICE CONTRACTS

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523620F3003
Department of Defense
$170K
Jan 30, 2025

THE PURPOSE OF MODIFICATION P00036 IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $169,742.72 FOR LABOR AND OTHER DIRECT COSTS.

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523618F3125
Department of Defense
$-4,196.76
Jan 28, 2025

AD HOC DE-OB MOD

NAICS: 541330 - ENGINEERING SERVICESFY2025
N5005425P0203
Department of Defense
$46K
Jan 13, 2025

LF-18 SECURITY UPGRADE: ADMINISTRATION OFFICE AND TECHNICAL LIBRARY

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
SP330023P0410
Department of Defense
$12K
Jan 2, 2025

8509749219!PREVENTATIVE MAINTENANCE ON I

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2025
N6660425P0026
Department of Defense
$250K
Dec 23, 2024

MANDEX ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6133123F0092
Department of Defense
$339K
Dec 20, 2024

EXERCISING OPTION 2 FOR AECS/IDS REQUIREMENT FOR NEDU BLDGS. 300 AND 321.

NAICS: 541330 - ENGINEERING SERVICESFY2025
47QRCA25DS964
General Services Administration
$3K
Dec 19, 2024

ONE ACQUISITION SOLUTION FOR INTEGRATED SERVICES PLUS (OASIS+) SMALL BUSINESS MULTIPLE AGENCY CONTRACT (MAC)

NAICS: 336611 - SHIP BUILDING AND REPAIRINGFY2025
N6523620F3003
Department of Defense
$384K
Dec 19, 2024

THE PURPOSE OF MODIFICATION P00035 IS TO ADD INCREMENTAL FUNDING IN THE AMOUNT OF $383,626.74 FOR LABOR ($256,962.42) AND OTHER DIRECT COSTS ($126,664.32).

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523618F3050
Department of Defense
$-8,064.47
Dec 17, 2024

GLOBAL COMMAND AND CONTROL SYSTEM TACTICAL COMBAT OPERATIONS JOINT TACTICAL COP WORKSTATION ENGINEERING SUPPORT

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523624F3007
Department of Defense
$9.59M
Nov 21, 2024

EXERCISE OPTION MODIFICATION

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523620F3003
Department of Defense
$381K
Nov 18, 2024

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2025
N6523624F3007
Department of Defense
$1.59M
Oct 28, 2024

INCREMENTAL FUNDING MOD

NAICS: 541330 - ENGINEERING SERVICESFY2025
47QRCA24DV246
General Services Administration
$3K
Sep 30, 2024

ONE ACQUISITION SOLUTION FOR INTEGRATED SERVICES PLUS (OASIS+) SERVICE-DISABLED VETERAN-OWNED SMALL BUSINESS MULTIPLE AGENCY CONTRACT (MAC)

NAICS: 336611 - SHIP BUILDING AND REPAIRINGFY2024
N6133123F0092
Department of Defense
$558K
Sep 11, 2024

B89/110/431/581/608/SOFTWARE SECURITY UPGRADES

NAICS: 541330 - ENGINEERING SERVICESFY2024
N0018924PG079
Department of Defense
$70K
Aug 15, 2024

LENEL S2 SYSTEM INSTALLATION SVC

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2024
N6523620F3003
Department of Defense
$96K
Aug 5, 2024

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523624F3007
Department of Defense
$7.75M
Jul 2, 2024

REOBLIGATION AND INCREMENTAL FUNDING

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F3050
Department of Defense
$-84,290.34
Jun 13, 2024

SERVICE CONTRACTS

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523624F3007
Department of Defense
$3.19M
Apr 15, 2024

INCREMENTAL FUNDING AND PWS CHANGE MODIFICATION.

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523620F3003
Department of Defense
$1.24M
Apr 8, 2024

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523620F3003
Department of Defense
$-59,387.18
Apr 1, 2024

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
SP330023P0410
Department of Defense
$155K
Mar 14, 2024

8509749219!PREVENTATIVE MAINTENANCE ON I

NAICS: 561621 - SECURITY SYSTEMS SERVICES (EXCEPT LOCKSMITHS)FY2024
N6523618F1227
Department of Defense
$-2,852.19
Jan 19, 2024

EXT POP FROM 27 SEPTEMBER 2020 TO 27 MARCH 2021

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F3050
Department of Defense
$13K
Jan 16, 2024

P00043 - THE PURPOSE OF THIS MODIFICATION IS TO ADD A NEW ODC CLIN (9411) WITH INCREMENTAL FUNDING IN THE AMOUNT OF $12,500.00.

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F3125
Department of Defense
$-1,444,473.63
Jan 9, 2024

AD HOC DE-OB MOD

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F1207
Department of Defense
$-3,125.07
Jan 4, 2024

CEILING AND FUNDING REALIGNMENT, POP EXTENSION, PWS REVISION

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523620F3003
Department of Defense
$668K
Dec 28, 2023

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523624F3007
Department of Defense
$6.00M
Dec 6, 2023

MANAGEMENT, SYSTEMS ENGINEERING, FINANCE, LOGISTICS, AND QUALITY ASSURANCE SERVICES TO DDHA INFRASTRUCTURE & OPERATIONS AND A TRIENNIAL TECHNICAL REFRESH OF THE MTF INFRASTRUCTURE AT 130 MILITARY TREATMENT FACILITIES WORLDWIDE.

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F3125
Department of Defense
$200K
Nov 21, 2023

DEFENSE HEALTH AGENCY LOCAL AREA NETWORK (LAN) INFORMATION TRANSPORT

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F3050
Department of Defense
$640K
Nov 20, 2023

P0042 - INCREMENTAL FUNDING, EXTEND POP, AND CEILING REALIGHMENT.

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523620F3003
Department of Defense
$1.41M
Nov 16, 2023

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
0042
Department of Defense
$-3,284.24
Nov 14, 2023

AD HOC DE-OB MOD

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6660424P0037
Department of Defense
$200K
Nov 8, 2023

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523618F3125
Department of Defense
$-100,000
Nov 6, 2023

REALIGNMENT, DE-OB AND INCREMENTAL FUNDING MOD

NAICS: 541330 - ENGINEERING SERVICESFY2024
N6523620F3003
Department of Defense
$177K
Sep 25, 2023

ENGINEERING SERVICES

NAICS: 541330 - ENGINEERING SERVICESFY2023
N6523618F3050
Department of Defense
$224K
Sep 15, 2023

P00041 - INCREMENTALLY FUND NEW CLIN 7411 IN THE AMOUNT OF $233,771.97.

NAICS: 541330 - ENGINEERING SERVICESFY2023

Business Details

UEI
VKM2EJNZJ367
CAGE Code
3Z682
Address
12500 FAIR LAKES CIR STE 125
STE 125
FAIRFAX, VA 220333863
Congressional District
VA-11

Parent Company

MTS3 INC

Data Source

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

View on USAspending.gov