HALCYON ASSOCIATES, LLC (MD)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $18.73M
- $18,732,948under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 50
- with positive net obligations
- Latest action
- Sep 13, 2021
- SAM.gov registration
- Active
- Registration expiration date Mar 23, 2027
Registration
- Doing business as
- HALCYON ASSOCIATES LLC
- Business start date
- Nov 1, 1975 (50 years)
- Location
- Potomac, MD
† FY2026 obligations (provisional; DoD awards signed after Jul 25, 2026 are not yet public).
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI RY9AULCAH8F3. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2008. 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
- FY2021: $897,736
- FY2020: $1,401,856
- FY2019: $1,466,613
- FY2018: $1,484,085
- FY2017: $1,764,049
- FY2016: $1,895,494
- FY2015: $1,400,561
- FY2014: $1,416,136
Show all 14 yearsEarlier years (FY2008–FY2013)
- FY2013: $880,742
- FY2012: $997,110
- FY2011: $1,295,837
- FY2010: $1,157,899
- FY2009: $1,182,265
- FY2008: $1,492,565
Total across 14 fiscal years: $18,732,948
Top awarding agencies
- Department of Health and Human Services$17,839,741, 95.2%
- General Services Administration$893,207, 4.8%
Top awarding sub-agencies
- National Institutes of Health$17,839,741, 95.2%
- Public Buildings Service$893,207, 4.8%
Top NAICS by obligations
- 531120Lessors of nonresidential buildings (except miniwarehouses)$18,441,898, 98.4%
- 531390Other activities related to real estate$291,050, 1.6%
Top product and service codes by obligations
- X1AALease/rental of office buildings$10,750,144, 57.4%
- X111Lease/rental of office buildings$7,691,753, 41.1%
- R710Financial services$291,050, 1.6%
Capabilities
NAICS codes
- 531190E(primary)
SBA certifications
No certification in the SBA profile data.
Contracts
Latest awards and orders
- HHSN292201400003LDefinitive contractDepartment of Health and Human ServicesNational Institutes of HealthLatest action
- HHSN292201200020LDefinitive contractDepartment of Health and Human ServicesNational Institutes of HealthLatest action
- HHSN292200700058LDefinitive contractDepartment of Health and Human ServicesNational Institutes of HealthLatest action
- HHSN292200700056LDefinitive contractDepartment of Health and Human ServicesNational Institutes of HealthLatest action
- GS11P11MKP0043Purchase orderGeneral Services AdministrationPublic Buildings ServiceLatest action
- HHSN292200700057LDcaDepartment of Health and Human ServicesNational Institutes of HealthLatest action
- GS11B0170411151DoGeneral Services AdministrationPublic Buildings ServiceLatest action
- GS11B0170411120DoGeneral Services AdministrationPublic Buildings ServiceLatest action
- GS11B0170411090DoGeneral Services AdministrationPublic Buildings ServiceLatest action
- GS11B0170411059DoGeneral Services AdministrationPublic Buildings ServiceLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for HALCYON ASSOCIATES, LLC lists a physical address and a separate mailing address, along with 6 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
8610 FALLS RD
POTOMAC, MD, 20854
USA
Mailing Address
5500 MACARTHUR BLVD NW
WASHINGTON, DC, 20016
USA
Government Business Contact
JOHN DANIEL
5500 MACARTHUR BLVD NW
WASHINGTON, DC, 20016
USA
Electronic Business Contact
ACCOUNTING STANDARD
5500 MACARTHUR BLVD NW
WASHINGTON, DC, 20016
USA
Past Performance Contact
ACCOUNTING STANDARD
5500 MACARTHUR BLVD NW
WASHINGTON, DC, 20016
USA
Government Business Alternate Contact
JOHN DANIEL
HALCYON ASSOCIATES
WASHINGTON, DC, 20016
USA
Electronic Business Alternate Contact
ACCOUNTING STANDARD
5500 MACARTHUR BLVD NW
WASHINGTON, DC, 20016
USA
Past Performance Alternate Contact
0001 531190YY N
0000
NPDY, 0000
E&Y
Additional Details
As of . Source: SAM.gov Entity Registration.
HALCYON ASSOCIATES, LLC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires March 23, 2027.
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
Registration Details
Source: SAM.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District