PHDS CO. (TN)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $5.96M
- $5,956,996under this UEI
- FY2026 obligations
- $160.38K†
- $160,382Provisional
- Awards and orders
- 15
- with positive net obligations1 IDV vehicle held
- Latest action
- Jul 6, 2026
- SAM.gov registration
- Active
- Registration expiration date Sep 23, 2027
Registration
- Doing business as
- PHDS
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Mar 7, 2006 (20 years)
- Location
- Knoxville, TN
- State of incorporation
- Tennessee
- Purpose of registration
- All Awards
- Website
- phdsco.com
† FY2026 obligations (provisional; DoD awards signed after Jul 24, 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 24, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI REQVEYN5U2L8. 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
- FY2026: $160,382 (provisional)
- FY2025: $200,711
- FY2024: $230,319
- FY2023: $500,000
- FY2021: $219,620
- FY2020: $2,699,934
- FY2019: $125,000
- FY2018: $498,588
Show all 13 yearsEarlier years (FY2008–FY2016)
- FY2016: $622,167
- FY2012: -$51,500 (de-obligation)
- FY2010: $260,985
- FY2009: $35,100
- FY2008: $455,690
Total across 13 fiscal years: $5,956,996
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Department of Defense$5,634,566, 94.6%
- Environmental Protection Agency$188,340, 3.2%
- Department of Commerce$134,090, 2.3%
Top awarding sub-agencies
- Defense Threat Reduction Agency$3,166,289, 53.2%
- Department of the Navy$1,892,907, 31.8%
- Department of the Air Force$574,371, 9.6%
- Environmental Protection Agency$188,340, 3.2%
- National Institute of Standards and Technology$134,090, 2.3%
Top NAICS by obligations
- 334519Other measuring and controlling device manufacturing$3,282,524, 55.1%
- 541690Other scientific and technical consulting services$466,355, 7.8%
- 334516Analytical laboratory instrument manufacturing$449,325, 7.5%
Top product and service codes by obligations
- 1190Specialized test and handling equipment, nuclear ordnance$2,699,934, 45.3%
- AJ14R&d- general science/technology: physical sciences (engineering development)$1,047,383, 17.6%
- 6350Miscellaneous alarm, signal, and security detection systems$719,620, 12.1%
- H958Other qc/test/inspect- communication, detection, and coherent radiation equipment$466,355, 7.8%
- 6625Elect electronic measuring instrumt$260,985, 4.4%
Capabilities
NAICS codes
- 334519Other Measuring and Controlling Device Manufacturing(primary)Small
- 541990All Other Professional, Scientific, and Technical ServicesSmall
Small: small business for that NAICS, self-certified in SAM.gov registration.
SBA certifications
No certification in the SBA profile data.
Contracts
Latest awards and orders
- HDTRA124C0029Definitive contractDepartment of DefenseDefense Threat Reduction AgencyLatest action
- W911QY18D0127Indefinite delivery contract (IDC)VehicleDepartment of DefenseDepartment of the ArmyLatest action
- 1333ND24PNB610374Purchase orderDepartment of CommerceNational Institute of Standards and TechnologyLatest action
- N6600118C0175Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N6600123P6102Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- N6600121P6228Purchase orderDepartment of DefenseDepartment of the NavyLatest action
- HDTRA120C0050Definitive contractDepartment of DefenseDefense Threat Reduction AgencyLatest action
- 0001Delivery orderunder an indefinite delivery contract (IDC)Department of DefenseDepartment of the ArmyLatest action
- EP185000025Purchase orderEnvironmental Protection AgencyLatest action
- EP165000083Purchase orderEnvironmental Protection AgencyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for PHDS CO. lists a physical address and a separate mailing address, along with 3 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
3011 AMHERST RD
KNOXVILLE, TN, 37921
USA
Mailing Address
3011 AMHERST RD
KNOXVILLE, TN, 37921
USA
Government Business Contact
Ethan Hull
CEO
3011 Amherst Road
Knoxville, TN, 37921
USA
Electronic Business Contact
Ethan Hull
3011 Amherst Road
Knoxville, TN, 37921
USA
Electronic Business Alternate Contact
Charles Longford
Director of Sales
3011 Amherst Rd
Knoxville, TN, 37921
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
PHDS CO. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires September 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
Disaster Relief Registry
Not registered for disaster relief
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
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