Federal contractor profile

MULTISTACK LLC

UEI GYLDKFE322G5CAGE 3E4Y1Company website ↗

Active
Small Business

Overview

Legal name
MULTISTACK LLC
Registered location
SPARTA, WI, USA
Website
Company website ↗
Primary NAICS
333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
Latest award activity
Aug 18, 2026
Read company summary

MULTISTACK LLC is associated with UEI GYLDKFE322G5 and CAGE 3E4Y1 in public federal records. AcornBids currently links 61 prime awards totaling $3.1M in obligations to this entity. Its largest recorded federal customer by obligations is Department of State. Its recorded federal awards include work classified as Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing; Electrical Contractors and Other Wiring Installation Contractors; Heating Equipment (except Warm Air Furnaces) Manufacturing. These categories describe the loaded award records, not a complete list of company capabilities. Its primary SAM.gov NAICS is 333415 (Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing). Its public SAM.gov registration lists SPARTA, WI, USA.

At a glance

Lifetime prime obligations$3.1M
Prime awards61
Awards with future end dates11
Top-agency concentration100.0%

Prime contract obligations across loaded award records. Obligations are not revenue or contract ceilings. Summary updated Oct 3, 2026. Refresh pending; these totals may be out of date.

Business information

Public SAM.gov registration details.

Legal name
MULTISTACK LLC
UEI
GYLDKFE322G5
CAGE
3E4Y1
Registered address
1065 MAPLE AVE, SPARTA, WI, 54656, USA
Registration status
Active
Primary NAICS
333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
SAM activation
Feb 13, 2026
Initial registration
Apr 30, 2003
Entity start
Jun 17, 2002
SAM updated
Feb 13, 2026
Registration expires
Feb 13, 2027
Fiscal year end
Dec 31
Place of incorporation
MN, USA

View SAM.gov source

Research brief

Source facts

  • Loaded prime-award records link 61 awards and $3,060,588 in reported obligations to this legal entity. Source
  • Recorded awards include Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing (NAICS 333415); this classification is not proof of every company capability. Source
  • An example award describes: FAC - PMSC DEDICATED HEAT RECOVERY NEC Source

Federal award analysis

Net transaction obligations by federal fiscal period.

Selected transaction obligations$2.4M
Prime contracts

Reported transaction obligations by federal fiscal period; includes deobligations. Missing transactions are not estimated. Coverage: 61 of 61 selected awards. Select a period to explore its awards.

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$974.6K
Prior periodOct 1, 2024 – Sep 30, 2025
Prior obligations$1.2M
Change$-271.3K
Growth-21.8%

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 State$2.4M61
Offices
Naics
CategoryPeriod obligationsAwards
333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing$481.3K18
238210 — Electrical Contractors and Other Wiring Installation Contractors$459.2K5
333414 — Heating Equipment (except Warm Air Furnaces) Manufacturing$341.7K3
337214 — Office Furniture (except Wood) Manufacturing$248.2K1
811310 — Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance$245.6K7
238220 — Plumbing, Heating, and Air-Conditioning Contractors$213.4K3
811412 — Appliance Repair and Maintenance$88.9K3
423730 — Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers$74.9K1
423740 — Refrigeration Equipment and Supplies Merchant Wholesalers$66.2K2
561210 — Facilities Support Services$41.1K3
333912 — Air and Gas Compressor Manufacturing$36.0K2
485210 — Interurban and Rural Bus Transportation$25.0K1
333996 — Fluid Power Pump and Motor Manufacturing$20.0K1
221310 — Water Supply and Irrigation Systems$19.4K2
423830 — Industrial Machinery and Equipment Merchant Wholesalers$15.4K1
332410 — Power Boiler and Heat Exchanger Manufacturing$14.8K1
423610 — Electrical Apparatus and Equipment, Wiring Supplies, and Related Equipment Merchant Wholesalers$14.4K1
333921 — Elevator and Moving Stairway Manufacturing$5762
333413 — Industrial and Commercial Fan and Blower and Air Purification Equipment Manufacturing$02
332510 — Hardware Manufacturing$01
423710 — Hardware Merchant Wholesalers$01
Psc
CategoryPeriod obligationsAwards
J041 — Maintenance, Repair and Rebuilding of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment$769.6K12
4130 — Refrigeration and Air Conditioning Components$407.4K6
Z1NB — MAINTENANCE OF HEATING AND COOLING PLANTS$279.9K7
Z1AA — MAINTENANCE OF OFFICE BUILDINGS$248.2K1
5999 — Miscellaneous Electrical and Electronic Components$74.9K1
Z1BG — MAINTENANCE OF ELECTRONIC AND COMMUNICATIONS FACILITIES$70.0K1
6110 — Electrical Control Equipment$60.0K3
H242 — Equipment and Materials Testing: Fire Fighting, Rescue, and Safety Equipment; and Environmental Protection Equipment and Materials$54.9K1
H249 — Equipment and Materials Testing: Maintenance and Repair Shop Equipment$53.3K1
J049 — Maintenance, Repair and Rebuilding of Equipment: Maintenance and Repair Shop Equipment$48.8K3
J035 — Maintenance, Repair and Rebuilding of Equipment: Service and Trade Equipment$42.0K1
L041 — Technical Representation Services: Refrigeration, Air Conditioning, and Air Circulating Equipment$41.8K1
Z1EB — MAINTENANCE OF MAINTENANCE BUILDINGS$39.2K2
H141 — Quality Control Services: Refrigeration, Air Conditioning, and Air Circulating Equipment$39.0K1
5925 — Circuit Breakers$37.6K1
4120 — Air Conditioning Equipment$35.3K7
N041 — Installation of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment$28.1K1
W041 — Lease or Rental of Equipment: Refrigeration, Air Conditioning, and Air Circulating Equipment$25.0K1
4320 — Power and Hand Pumps$20.0K1
4940 — Miscellaneous Maintenance and Repair Shop Specialized Equipment$15.5K1
4310 — Compressors and Vacuum Pumps$15.4K1
4420 — Heat Exchangers and Steam Condensers$14.8K1
4520 — Space and Water Heating Equipment$4.7K1
6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments$01
4610 — Water Purification Equipment$01
Vehicles
CategoryPeriod obligationsAwards
Unclassified$2.2M50
19Z11523D0001$86.8K2
19KV4225D0003$49.9K2
191D3224D0014$41.1K3
19CB6026D0007$19.4K1
19CB6021D0001$5762
19KV4221D0006$-23.8K1
States
CategoryPeriod obligationsAwards
Unclassified$1.6M36
WI$720.1K20
NJ$14.8K1
DC$14.4K1
MN$13.7K2
NY$4.7K1
Set Asides
CategoryPeriod obligationsAwards
NO SET ASIDE USED.$2.2M50
Unclassified$173.9K11

Recent federal awards

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

Award / descriptionAwarding agencyObligationsStart dateEnd date
191D3226F0108FAC - PMSC DEDICATED HEAT RECOVERY NECDepartment of State$20.8KAug 18, 2026Sep 29, 2027
19BX6025C0005BRU-FM-ANNUAL PM FOR CHANCERY AIRSTACK CHILLERS (PID10001)Department of State$37.4KSep 30, 2025Sep 26, 2027
19AQMS26P0228CHILLER COMPONENTS: CONTROL BOARD, SMART KEY CONTROLLER AND 8GB MEMORY FLASH DRIVEDepartment of State$993Jul 30, 2026Sep 17, 2026
19PK4023P5045KHI-FM:SPARE PARTS FOR MULTISTACK CHILLERS.Department of State$20.0KDec 6, 2022Dec 31, 2022
19CB6026F0325TO PROVIDE PREVENTIVE MAINTENANCE SERVICES FOR MULTISTACK MODULAR WATER-COOLED COLLER FOR BASE YEAR OPTIONDepartment of State$19.4KAug 1, 2026Jul 31, 2029
191N6026C0003PREVENTIVE MAINTENANCE SERVICE CONTRACT (PMSC) FOR THE ROOF CHILLER SERVING THE PCC SPACE IN THE CONSULATE OFFICE BUILDING FOR A PERIOD OF FIVE YEARS (BASE + FOUR OPTION YEARS)…Department of State$16.6KAug 1, 2026Jul 31, 2027
19PK3326C1004PM SERVICESDepartment of State$295.8KSep 1, 2026Aug 30, 2027
19GE5025C0111PREVENTIVE MAINTENANCE SERVICE FOR CHILLERS AT U.S. EMBASSY LONDON, UNITED KINGDOMDepartment of State$39.0KSep 19, 2025Sep 18, 2027
19BB2126C0004IS NOT FOREIGN ASSISTANCEDepartment of State$44.9KJul 1, 2026Jul 10, 2026
19H08026P0335FAC-MODULAR SCROLL MULTISTACK AIR COOLED CHILLER A REPAIRDepartment of State$128.3KJul 1, 2026Jul 24, 2026

Upcoming positioning windows

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

Registration, certifications & contacts

Registration evidenceDate
SAM updatedFeb 13, 2026
Source loadedSep 26, 2026
Initial registrationApr 30, 2003
Entity startJun 17, 2002

Registration classifications: Small Business. These are separate from the reported certificates above.

IndustryReported size status
333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment ManufacturingNot reported
423730 — Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant WholesalersNot reported
ContactRolePublished contact methodsEvidenceSource date
CHARLIE KENYONGovernment businessContact method not publishedSAM registrationNot available
SCOTT DEGIERAlternate government businessContact method not publishedSAM registrationNot available
CHARLIE KENYONElectronic businessContact method not publishedSAM registrationNot available
SCOTT DEGIERAlternate electronic businessContact method not publishedSAM registrationNot available
Registered industries
  • 333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment Manufacturing
  • 423730 — Warm Air Heating and Air-Conditioning Equipment and Supplies Merchant Wholesalers

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

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1 shared agency customer(s); Shared work: 238210 — Electrical Contractors and Other Wiring Installation Contractors, 333415 — Air-Conditioning and Warm Air Heating Equipment and Commercial and Industrial Refrigeration Equipment 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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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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