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MACK DEFENSE LLC

UEI C2D2FF6XKDG1CAGE 6B8L4Company website ↗

Active

Overview

Legal name
MACK DEFENSE LLC
Also known as
MACK DEFENSE LLC
Registered location
ALLENTOWN, PA, USA
Website
Company website ↗
Primary NAICS
336120 — Heavy Duty Truck Manufacturing
Latest award activity
Sep 10, 2026
Read company summary

MACK DEFENSE LLC is associated with UEI C2D2FF6XKDG1 and CAGE 6B8L4 in public federal records. AcornBids currently links 215 prime awards totaling $492.3M in obligations to this entity. Its largest recorded federal customer by obligations is Department of Defense. Its recorded federal awards include work classified as Heavy Duty Truck Manufacturing; Construction Machinery Manufacturing; Motor Vehicle Transmission and Power Train Parts Manufacturing. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 336120 (Heavy Duty Truck Manufacturing). Its public SAM.gov registration lists ALLENTOWN, PA, USA.

At a glance

Lifetime prime obligations$492.3M
Prime awards215
Awards with future end dates124
Top-agency concentration92.7%

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 7, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
MACK DEFENSE LLC
Doing business as
MACK DEFENSE LLC
UEI
C2D2FF6XKDG1
CAGE
6B8L4
Registered address
2402 LEHIGH PKWY S, ALLENTOWN, PA, 18103, USA
Registration status
Active
Primary NAICS
336120 — Heavy Duty Truck Manufacturing
SAM activation
Aug 24, 2026
Initial registration
Mar 9, 2011
Entity start
Feb 8, 2011
SAM updated
Sep 1, 2026
Registration expires
Aug 17, 2027
Fiscal year end
Dec 31
Place of incorporation
DE, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 215 awards and $492,304,950 in reported obligations to this legal entity. Source
  • Recorded awards include Heavy Duty Truck Manufacturing (NAICS 336120); this classification is not proof of every company capability. Source
  • An example award describes: 6X4 DUMP, 12-14 CU YDS, 54000-60000 LBS GVWR Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$357.8M
Prime contracts
$32.4MFY2024$118.9MFY2025$206.4MFY2026

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 215 of 215 selected awards. Select a period to explore its awards.

Explore funding & geography →View quarterly funding

Funding change

Dated, valued transaction obligations in equal-length adjacent periods; missing records are unknown. Default: last completed federal fiscal year. Percentage is unavailable when the prior period has no positive reported obligations.

MeasureReported value
Current periodOct 1, 2025 – Sep 30, 2026
Current obligations$206.4M
Prior periodOct 1, 2024 – Sep 30, 2025
Prior obligations$118.9M
Change$87.5M
Growth+73.6%

Where the work is performed

AKMEVTNHWAIDMTNDMNWIMINYMAORNVWYSDIAILINOHPANJCTRICAUTCONEMOKYWVVAMDDEAZNMKSARTNNCSCDCOKLAMSALGAHITXFL

State tile map; darker tiles have larger absolute net obligations. Outlined tiles indicate net deobligations. Unshaded tiles have no reported transactions in this selection. Other locations appear in the table.

Agencies
CategoryPeriod obligationsAwards
Department of Defense$335.1M71
General Services Administration$22.7M143
Department of Agriculture$01
Offices
CategoryPeriod obligationsAwards
W6QK ACC- DTA$273.5M12
DLA TROOP SUPPORT$61.5M59
GSA/FAS AUTOMOTIVE CENTER$22.7M143
USDA-FS, CSA EAST 2$01
Naics
CategoryPeriod obligationsAwards
336120 — Heavy Duty Truck Manufacturing$296.2M154
333120 — Construction Machinery Manufacturing$61.5M59
336212 — Truck Trailer Manufacturing$01
336350 — Motor Vehicle Transmission and Power Train Parts Manufacturing$01
Psc
CategoryPeriod obligationsAwards
2320 — Trucks and Truck Tractors, Wheeled$296.2M149
3805 — Earth Moving and Excavating Equipment$61.5M59
2330 — Trailers$01
2355 — Combat, Assault, and Tactical Vehicles, Wheeled$05
5342 — Hardware, Weapon System$01
Vehicles
CategoryPeriod obligationsAwards
W912CH25D0049$233.7M3
SPE8EC23D0009$61.5M57
W56HZV18D0042$39.8M8
47QMCA23D000D$22.7M140
47QMCA20D0012$1.9K3
Unclassified$01
SPE8EC18D0015$02
1243N920D0006$01
States
CategoryPeriod obligationsAwards
PA$356.9M209
Unclassified$871.1K5
VA$01
Set Asides
CategoryPeriod obligationsAwards
Unclassified$357.8M214
NO SET ASIDE USED.$01

Recent federal awards

Prime contract awards. Select an award to review its history and source evidence.

Award / descriptionAwarding agencyObligationsStart dateEnd date
47QMCA26F1NR26X4 DUMP, 12-14 CU YDS, 54000-60000 LBS GVWRGeneral Services Administration$228.5KSep 10, 2026Jan 23, 2028
47QMCA26F1NP86X4 LONGHAUL TRACTOR, 100000-140000 LBS GCWRGeneral Services Administration$266.1KSep 9, 2026Jan 22, 2028
47QMCA26F1NGL6X4 DUMP, 12-14 CU YDS, 54000-60000 LBS GVWRGeneral Services Administration$216.6KSep 3, 2026Jan 16, 2028
47QMCA26F1N9J4X2 DRY VAN, 12-26 FEET, 33,000 LBS GVWRGeneral Services Administration$147.5KSep 1, 2026Jan 14, 2028
47QMCA26F1N9L4X2 DRY VAN, 12-26 FEET, 33,000 LBS GVWRGeneral Services Administration$142.8KSep 1, 2026Jan 14, 2028
47QMCA26F1NBHCARRIER, 15 TON 24-30 FT LO PRO DECK WITH UNDERLIFT STABILIZERGeneral Services Administration$246.6KSep 1, 2026Jan 14, 2028
47QMCA26F1MS86X4 HIGHWAY DAY CAB TRACTOR, 100000-140000 LBS GCWRGeneral Services Administration$174.8KAug 26, 2026Jan 8, 2028
47QMCA25F0W8G6X4 CAB AND CHASSIS, 62,000-80,000 LBS GVWRGeneral Services Administration$272.5KAug 5, 2025Jan 6, 2028
47QMCA26F1JBS6X4 DUMP, 14-18 CU YDS, 64000-80000 LBS GVWRGeneral Services Administration$246.9KJul 27, 2026Jan 6, 2028
47QMCA26F1KG96X4 DUMP, 14-18 CU YDS, 64000-80000 LBS GVWRGeneral Services Administration$246.9KAug 6, 2026Jan 6, 2028
Explore, filter and export all awards →SubcontractsGrants & subgrants

Upcoming positioning windows

Modeled recompete windows are estimates, not announced solicitations or guarantees.

Registration, certifications & contacts

Registration evidenceDate
SAM updatedSep 1, 2026
Source loadedSep 27, 2026
Initial registrationMar 9, 2011
Entity startFeb 8, 2011
IndustryReported size status
333120 — Construction Machinery ManufacturingNot reported
336120 — Heavy Duty Truck ManufacturingNot reported
336212 — Truck Trailer ManufacturingNot reported
336350 — Motor Vehicle Transmission and Power Train Parts ManufacturingNot reported
336992 — Military Armored Vehicle, Tank, and Tank Component ManufacturingNot reported
423110 — Automobile and Other Motor Vehicle Merchant WholesalersNot reported
ContactRolePublished contact methodsEvidenceSource date
NICOLE ZELNOGovernment businessContact method not publishedSAM registrationNot available
REGINA COPEKAlternate government businessContact method not publishedSAM registrationNot available
NICOLE ZELNOElectronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 333120 — Construction Machinery Manufacturing
  • 336120 — Heavy Duty Truck Manufacturing
  • 336212 — Truck Trailer Manufacturing
  • 336350 — Motor Vehicle Transmission and Power Train Parts Manufacturing
  • 336992 — Military Armored Vehicle, Tank, and Tank Component Manufacturing
  • 423110 — Automobile and Other Motor Vehicle Merchant Wholesalers

Registration classifications and published certificates do not by themselves establish eligibility for a particular solicitation. View SAM source

Related companies worth researching

Explore the customer, work and award-size evidence behind each match.

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2 shared agency customer(s); Shared work: 333120 — Construction Machinery Manufacturing, 336120 — Heavy Duty Truck Manufacturing. Counts and amounts describe sampled matching awards, not the company’s full history.
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1 shared agency customer(s); Shared work: 333120 — Construction Machinery Manufacturing, 336120 — Heavy Duty Truck Manufacturing. Counts and amounts describe sampled matching awards, not the company’s full history.
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3 shared agency customer(s); Shared work: 333120 — Construction Machinery Manufacturing; Average reported award size within 0.5–2× in matching records. Counts and amounts describe sampled matching awards, not the company’s full history.
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2 shared agency customer(s); Shared work: 333120 — Construction Machinery Manufacturing, 336212 — Truck Trailer Manufacturing. Counts and amounts describe sampled matching awards, not the company’s full history.
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2 shared agency customer(s); Shared work: 333120 — Construction Machinery Manufacturing, 336212 — Truck Trailer Manufacturing. Counts and amounts describe sampled matching awards, not the company’s full history.
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Data coverage and methodology

Sources: SAM.gov registration, USAspending awards and transactions, and linked supporting records. Prime contract obligations, IDV ceilings and assistance amounts are kept separate. Missing records are not zero activity. Company claims are labeled separately. Recompete signals are rule-based scores out of 100. Positioning windows are AcornBids estimates.

Disclosed relationships only. Missing records do not establish that a contractor has no partners. Ambiguous parent award identifiers are excluded.

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