r4 Federal, Inc. (KS)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $695.13K
- $695,129under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 4
- with positive net obligations
- Latest action
- Sep 13, 2016
- SAM.gov registration
- Active
- Registration expiration date Jun 19, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Mar 28, 1972 (54 years)
- Location
- Manhattan, KS
- State of incorporation
- Kansas
- Purpose of registration
- All Awards
† FY2026 obligations (provisional; DoD awards signed after Jul 27, 2026 are not yet public).
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI Y7KMF3NKJRP4. 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
- FY2016: -$1,809 (de-obligation)
- FY2015: $54,745
- FY2014: $183,597
- FY2013: $203,803
- FY2012: $142,581
- FY2011: $74,898
- FY2010: $47,088
- FY2009: $1,757
Show all 9 yearsEarlier years (FY2008–FY2008)
- FY2008: -$11,531 (de-obligation)
Total across 9 fiscal years: $695,129
Net de-obligation in that fiscal year (obligations withdrawn).
Top awarding agencies
- Environmental Protection Agency$706,660, 100%
Top awarding sub-agencies
- Environmental Protection Agency$706,660, 100%
Top NAICS by obligations
- 541620Environmental consulting services$368,168, 53.0%
- 541690Other scientific and technical consulting services$334,332, 48.1%
- 541519Other computer related services$1,757, 0.3%
Top product and service codes by obligations
- C214Architect and engineering- general: management engineering$368,168, 53.0%
- R425Support- professional: engineering/technical$334,332, 48.1%
- D302Adp systems development services$2,403, 0.3%
- D308Programming services$1,757, 0.3%
Capabilities
NAICS codes
- 541620Environmental Consulting Services(primary)Small
- 423430Computer and Computer Peripheral Equipment and Software Merchant WholesalersSmall
- 488190Other Support Activities for Air TransportationSmall
- 488210Support Activities for Rail TransportationSmall
- 488999All Other Support Activities for TransportationSmall
- 541360Geophysical Surveying and Mapping ServicesSmall
Show all 23 NAICS codes17 more NAICS codes
- 541511Custom Computer Programming ServicesSmall
- 541512Computer Systems Design ServicesSmall
- 541513Computer Facilities Management ServicesSmall
- 541519Other Computer Related Services
- 541611Administrative Management and General Management Consulting ServicesSmall
- 541612Human Resources Consulting ServicesSmall
- 541613Marketing Consulting ServicesSmall
- 541614Process, Physical Distribution, and Logistics Consulting ServicesSmall
- 541690Other Scientific and Technical Consulting ServicesSmall
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- 541910Marketing Research and Public Opinion PollingSmall
- 541990All Other Professional, Scientific, and Technical ServicesSmall
- 561110Office Administrative Services
- 561210Facilities Support ServicesSmall
- 561410Document Preparation ServicesSmall
- 611420Computer Training
- 611430Professional and Management Development Training
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
- EPR81007Definitive contractEnvironmental Protection AgencyLatest action
- EP126000056Purchase orderEnvironmental Protection AgencyLatest action
- EP108000043PoEnvironmental Protection AgencyLatest action
- EP098000107PoEnvironmental Protection AgencyLatest action
- HC104706C4016DcaDepartment of DefenseDefense Information Systems AgencyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for r4 Federal, Inc. 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
121 S 4TH ST
STE 202
MANHATTAN, KS, 66502
USA
Mailing Address
121 S 4TH ST
STE 202
MANHATTAN, KS, 66502
USA
Government Business Contact
Mary J Carter
Chief Financial Officer
121 S 4th STREET
SUITE 202
MANHATTAN, KS, 66502
USA
Electronic Business Contact
Mary J Carter
Chief Financial Officer
121 S 4th STREET
SUITE 202
MANHATTAN, KS, 66502
USA
Past Performance Contact
Mary J Carter
Chief Financial Officer
121 S. 4th Street
Suite 202
Manhattan, KS, 66502
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
r4 Federal, Inc. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires June 19, 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
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 Kansas with primary NAICS 541620
- SES Inc.Lenexa, KS
- BB Environmental Radiation Consultants LLCOverland Park, KS
- American Metropolitan Environmental, Inc.Wichita, KS
- Pure Maintenance of Ks LLCLawrence, KS
- Cromwell Environmental IncLawrence, KS
- Mayhew Environmental Training Associates, Inc.Lawrence, KS