MANTISSA INDUSTRIES INC (MI)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2013
- $1.09M
- $1,093,861under this UEI
- FY2026 obligations
- -$15.24K†
- -$15,240Provisional
- Awards and orders
- 57
- with positive net obligations3 IDV vehicles held
- Latest action
- Jul 1, 2026
- SAM.gov registration
- Active
- Registration expiration date Dec 19, 2026
Registration
- Doing business as
- MANTISSA INDUSTRIES INC
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Oct 24, 1988 (38 years)
- Location
- Holt, MI
- State of incorporation
- Michigan
- Website
- mantissainds.com
† FY2026 obligations (provisional; DoD awards signed after Jul 27, 2026 are not yet public).
Contract actions that the Department of Defense both funds and awards are withheld at the source for 90 days, so DoD awards signed after Jul 27, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI FF7JJN944H66. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2013. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2026: -$15,240 (de-obligation) (provisional)
- FY2025: $73,975
- FY2024: $720,808
- FY2023: $5,562
- FY2022: $63,088
- FY2021: $8,337
- FY2020: $72,923
- FY2019: $1,440
Show all 12 yearsEarlier years (FY2013–FY2017)
- FY2017: $9,141
- FY2015: -$60,471 (de-obligation)
- FY2014: $8,807
- FY2013: $205,491
Total across 12 fiscal years: $1,093,861
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$1,093,861, 100%
Top awarding sub-agencies
- Defense Logistics Agency$1,033,554, 94.5%
- Department of the Army$60,307, 5.5%
Top NAICS by obligations
- 332722Bolt, nut, screw, rivet, and washer manufacturing$123,960, 11.3%
- 333618Other engine equipment manufacturing$111,078, 10.2%
- 332510Hardware manufacturing$86,658, 7.9%
Top product and service codes by obligations
- 5365Bushings, rings, shims, and spacers$576,458, 52.7%
- 5340Hardware, commercial$192,987, 17.6%
- 2815Diesel engines and components$111,078, 10.2%
- 1560Airframe structural components$79,057, 7.2%
- 9515Plate, sheet, strip, foil, and leaf$60,307, 5.5%
Capabilities
NAICS codes
- 332710Machine Shops(primary)Small
- 321912Cut Stock, Resawing Lumber, and PlaningSmall
- 326121Unlaminated Plastics Profile Shape ManufacturingSmall
- 326199All Other Plastics Product ManufacturingSmall
- 332111Iron and Steel ForgingSmall
- 332112Nonferrous ForgingSmall
Show all 52 NAICS codes46 more NAICS codes
- 332114Custom Roll FormingSmall
- 332311Prefabricated Metal Building and Component ManufacturingSmall
- 332312Fabricated Structural Metal ManufacturingSmall
- 332313Plate Work ManufacturingSmall
- 332321Metal Window and Door ManufacturingSmall
- 332322Sheet Metal Work ManufacturingSmall
- 332323Ornamental and Architectural Metal Work ManufacturingSmall
- 332439Other Metal Container ManufacturingSmall
- 332510Hardware ManufacturingSmall
- 332613Spring ManufacturingSmall
- 332721Precision Turned Product ManufacturingSmall
- 332722Bolt, Nut, Screw, Rivet, and Washer ManufacturingSmall
- 332811Metal Heat TreatingSmall
- 332813Electroplating, Plating, Polishing, Anodizing, and ColoringSmall
- 332911Industrial Valve ManufacturingSmall
- 332912Fluid Power Valve and Hose Fitting ManufacturingSmall
- 332913Plumbing Fixture Fitting and Trim ManufacturingSmall
- 332919Other Metal Valve and Pipe Fitting ManufacturingSmall
- 332991Ball and Roller Bearing ManufacturingSmall
- 332992Small Arms Ammunition ManufacturingSmall
- 332993Ammunition (except Small Arms) ManufacturingSmall
- 332994Small Arms, Ordnance, and Ordnance Accessories ManufacturingSmall
- 332996Fabricated Pipe and Pipe Fitting ManufacturingSmall
- 332999All Other Miscellaneous Fabricated Metal Product ManufacturingSmall
- 333111Farm Machinery and Equipment ManufacturingSmall
- 333112Lawn and Garden Tractor and Home Lawn and Garden Equipment ManufacturingSmall
- 333120Construction Machinery ManufacturingSmall
- 333131Mining Machinery and Equipment ManufacturingSmall
- 333241Food Product Machinery ManufacturingSmall
- 333243Sawmill, Woodworking, and Paper Machinery ManufacturingSmall
- 333511Industrial Mold ManufacturingSmall
- 333514Special Die and Tool, Die Set, Jig, and Fixture ManufacturingSmall
- 333515Cutting Tool and Machine Tool Accessory ManufacturingSmall
- 333517Machine Tool ManufacturingSmall
- 333618Other Engine Equipment ManufacturingSmall
- 333924Industrial Truck, Tractor, Trailer, and Stacker Machinery ManufacturingSmall
- 335991Carbon and Graphite Product ManufacturingSmall
- 336370Motor Vehicle Metal StampingSmall
- 336412Aircraft Engine and Engine Parts ManufacturingSmall
- 336413Other Aircraft Parts and Auxiliary Equipment ManufacturingSmall
- 336991Motorcycle, Bicycle, and Parts ManufacturingSmall
- 336992Military Armored Vehicle, Tank, and Tank Component ManufacturingSmall
- 337211Wood Office Furniture ManufacturingSmall
- 337212Custom Architectural Woodwork and Millwork ManufacturingSmall
- 337214Office Furniture (except Wood) ManufacturingSmall
- 337215Showcase, Partition, Shelving, and Locker ManufacturingSmall
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Product and service codes (PSC)
- 1005Other Services/Supplies
- 1010Other Services/Supplies
- 1015Other Services/Supplies
- 1020Other Services/Supplies
- 1025Other Services/Supplies
- 1030Other Services/Supplies
- 1110Other Services/Supplies
- 1115Other Services/Supplies
- 1120Other Services/Supplies
- 1125Other Services/Supplies
Federal Capability Statement
Mantissa Industries, Inc. is committed to assisting government agencies in providing effective and efficient solutions to Warfighters globally and providing the right solution every time, on time. We specialize in metal parts—particularly with complex contour and flow surfaces, making some of the best parts in the industry so vehicles/machines run with our precision and integrity behind each part.
Capabilities & Services
Contracts
Latest awards and orders
- SPE7L125V171BPurchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE4A724PH143Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE7M524P6872Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE4A725P9154Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE7L024V6684Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE7L126V4265Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE4A725P0648Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
- SPE4A724F043VDelivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Logistics AgencyLatest action
- SPE4A725F7983Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDefense Logistics AgencyLatest action
- SPE4A614MB213Purchase orderDepartment of DefenseDefense Logistics AgencyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for MANTISSA INDUSTRIES INC lists a physical address and a separate mailing address, along with 5 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts displaying numeric or placeholder names have been filtered (defense-in-depth).
Physical Address
2362 JARCO DR
HOLT, MI, 48842
USA
Mailing Address
2362 JARCO DR
HOLT, MI, 48842
USA
Government Business Contact
SAMUEL HOLOWEIKO
PRESIDENT
2362 JARCO DR
HOLT, MI, 48842
USA
Electronic Business Contact
JEFFREY HOLOWEIKO
CEO
2362 JARCO DR
HOLT, MI, 48842
USA
Past Performance Contact
JEFFREY HOLOWEIKO
CEO
2362 JARCO DR
HOLT, MI, 48842
USA
Government Business Alternate Contact
SAMUEL HOLOWEIKO
PRESIDENT
2362 JARCO DR
HOLT, MI, 48842
USA
Electronic Business Alternate Contact
JEFFREY HOLOWEIKO
CEO
2362 JARCO DR
HOLT, MI, 48842
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
MANTISSA INDUSTRIES INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires December 19, 2026.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
SAM.gov registration reports no active exclusion
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Not registered for disaster relief
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
Other contractors in Michigan with primary NAICS 332710
- Forceco LLCSaginaw, MI
- Fairlane Tool Company, Inc.Fraser, MI
- Onodi Tool & Engineering CoMelvindale, MI
- Alexander Industries USA LLCGrand Rapids, MI
- Parker Machine and Engineering Inc.Trenton, MI
- Stampede Die CorpWayland, MI