Industries › NAICS 561431
Industry · NAICS 561431 · sector 56 Administrative, support, waste management and remediation services
Private Mail Centers
Federal contract obligations classified under NAICS 561431, the organisations that win them and the agencies that award them.
USAspending caveat. Figures are obligations reported by federal agencies to USAspending.gov, not payments. In USAspending's words: "An outlay occurs when federal money is actually paid out, not just promised to be paid ('obligated')." "Every agency has a Senior Accountable Official who must officially certify that the quarterly financial data submitted by their agency is accurate and complete." "If there are any discrepancies in procurement data, FPDS is the authoritative source." Contract data for the Department of Defense and the U.S. Army Corps of Engineers is published with a 90-day delay. Data loaded 30 Sep 2026.
Federal agencies obligated $7.0M in contracts classified under NAICS 561431, Private Mail Centers, in FY2026, and $53M over the five fiscal years since FY2023; the industry ranks 489 of 526 on this site.
Obligations were down 48% on FY2025 ($14M), with $0 so far in FY2027.
The largest recipient organisations by the value of $1.0M-plus awards since FY2023 were Intellectus, LLC ($12M), Syscom, Inc ($4.4M) and Melwood Horticultural Training Center, Inc. ($2.2M).
By place of performance, the most money went to DC, CO and VA.
Contract obligations by fiscal year
Compared with the largest industry FY2026
| Measure | This industry | Aircraft Manufacturing | All contracts |
|---|---|---|---|
| Contract obligations, FY2026 | $7.0M | $45B | $716B |
| Five-year total | $53M | $211B | $3.0T |
| Share of all contract obligations, five years | 0% | 7.1% | 100% |
Top contractors $1.0M+ award value since FY2023
| # | Organisation | Awards | Award value |
|---|---|---|---|
| 1 | Intellectus, LLC | 5 | $12M |
| 2 | Syscom, Inc | 3 | $4.4M |
| 3 | Melwood Horticultural Training Center, Inc. | 1 | $2.2M |
| 4 | Servicesource Inc | 1 | $1.7M |
| 5 | Nobis Enterprises, Inc. | 1 | $1.6M |
| 6 | Bloomsburie LLC | 1 | $1.4M |
| 7 | Allison Payment Systems, LLC | 1 | $1.4M |
| 8 | Warren County Association for Retarded Citizens, Inc. | 1 | $1.0M |
Buying agencies $1.0M+ awards
Where the work is performed
Largest awards since FY2023
| Recipient | Awarding agency | Type | Award value | Begun | Place | Record |
|---|---|---|---|---|---|---|
| Intellectus, LLC | Department of Homeland SecurityFederal Emergency Management Agency | ContractDelivery Order | $6.6M | 1 Nov 2022 | DC | USAspending |
| Melwood Horticultural Training Center, Inc. | Department of DefenseDefense Advanced Research Projects Agency | ContractDefinitive Contract | $2.2M | 1 May 2023 | VA | USAspending |
| Servicesource Inc | Department of the TreasuryBureau of the Fiscal Service | ContractDefinitive Contract | $1.7M | 2 Oct 2023 | DC | USAspending |
| Nobis Enterprises, Inc. | Social Security Administration | ContractDefinitive Contract | $1.6M | 27 Apr 2023 | GA | USAspending |
| Syscom, Inc | Department of JusticeDrug Enforcement Administration | ContractDelivery Order | $1.6M | 29 May 2026 | CO | USAspending |
| Syscom, Inc | Department of JusticeDrug Enforcement Administration | ContractDelivery Order | $1.5M | 10 Jun 2025 | CO | USAspending |
| Bloomsburie LLC | Department of DefenseDepartment of the Navy | ContractPurchase Order | $1.4M | 15 Jan 2025 | RI | USAspending |
| Allison Payment Systems, LLC | Department of Homeland SecurityFederal Emergency Management Agency | ContractDelivery Order | $1.4M | 1 Aug 2024 | DC | USAspending |
| Intellectus, LLC | Department of Homeland SecurityFederal Emergency Management Agency | ContractDelivery Order | $1.4M | 17 Oct 2024 | SC | USAspending |
| Intellectus, LLC | Department of Homeland SecurityFederal Emergency Management Agency | ContractDelivery Order | $1.3M | 10 Dec 2024 | DC | USAspending |
Other industries in sector 56: Administrative, support, waste management and remediation services
- 561210 Facilities Support Services $152B
- 562910 Remediation Services $28B
- 561612 Security Guards and Patrol Services $25B
- 562211 Hazardous Waste Treatment and Disposal $8.8B
- 561720 Janitorial Services $8.0B
- 561990 All Other Support Services $7.4B
- 562119 Other Waste Collection $4.6B
- 561320 Temporary Help Services $4.0B
- 561422 Telemarketing Bureaus and Other Contact Centers $3.4B
- 561611 Investigation and Personal Background Check Services $3.2B
- 561621 Security Systems Services (except Locksmiths) $3.0B
- 561110 Office Administrative Services $2.8B
- 561599 All Other Travel Arrangement and Reservation Services $2.7B
- 561730 Landscaping Services $2.3B
- 561499 All Other Business Support Services $2.1B
- 562111 Solid Waste Collection $1.2B
- 561421 Telephone Answering Services $722M
- 561450 Credit Bureaus $714M
- 561920 Convention and Trade Show Organizers $592M
- 561440 Collection Agencies $491M
- 562998 All Other Miscellaneous Waste Management Services $411M
- 562991 Septic Tank and Related Services $376M
- 562112 Hazardous Waste Collection $284M
- 561410 Document Preparation Services $268M
Questions and answers
How much does the federal government spend on NAICS 561431?
$7.0M in contract obligations classified under Private Mail Centers in FY2026, $53M over the five fiscal years since FY2023. Obligations are commitments, not payments.
Who are the top contractors in Private Mail Centers?
Intellectus, LLC ($12M), Syscom, Inc ($4.4M), Melwood Horticultural Training Center, Inc. ($2.2M), Servicesource Inc ($1.7M), Nobis Enterprises, Inc. ($1.6M), by the value of $1M-plus awards since FY2023.
Which agencies buy in this industry?
By the value of $1.0M-plus contracts since FY2023: Department of Homeland Security ($13M), Department of Defense ($4.7M), Department of Justice ($4.4M), Department of the Treasury ($1.7M), Social Security Administration ($1.6M).
What is a NAICS code?
In USAspending's words: "NAICS stands for the North American Industrial Classification System. This 6-digit code tells you what industry the work falls into. Each contract record has a NAICS code." Assistance awards (grants, loans, direct payments) carry no NAICS code and are not counted here.
Provenance
Source: USAspending.gov API v2, spending by category (NAICS) by fiscal year, recipient cross-tabulation for FY2022–FY2025 and award search, loaded 30 Sep 2026. State figures come from each state's top-100 NAICS list, so small amounts in a state may be missing. See methodology.