SEAMARCO B.V.
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2015
- $2.28M
- $2,284,193under this UEI
- FY2026 obligations
- $0†
- Provisional
- Awards and orders
- 4
- with positive net obligations
- Latest action
- Feb 15, 2024
- SAM.gov registration
- Active
- Registration expiration date Aug 4, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Aug 31, 2011 (15 years)
- Location
- Harderwijk
- Purpose of registration
- All Awards
- Website
- seamarco.nl
† FY2026 obligations (provisional; DoD awards signed after Jul 29, 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 29, 2026 are not yet public.
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI X1R6FV4279Y9. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2015. 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
- FY2024: $263,049
- FY2023: $100,549
- FY2022: $332,049
- FY2021: $216,214
- FY2020: $458,084
- FY2019: $180,000
- FY2018: $289,687
- FY2017: $294,561
Show all 10 yearsEarlier years (FY2015–FY2016)
- FY2016: $141,000
- FY2015: $9,000
Total across 10 fiscal years: $2,284,193
Top awarding agencies
- Department of Defense$2,284,193, 100%
Top awarding sub-agencies
- Department of the Navy$2,284,193, 100%
Top NAICS by obligations
- 541713Research and development in nanotechnology$568,084, 24.9%
Top product and service codes by obligations
- AH94R&d- environmental protection: other (engineering development)$2,264,164, 99.1%
- AH52Natural resources and environment r&d services; other natural resources; applied research$20,029, 0.9%
Capabilities
SBA certifications
No certification in the SBA profile data.
Contracts
Latest awards and orders
- N3943020C2215Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N3943023C2511Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N3943018C2041Definitive contractDepartment of DefenseDepartment of the NavyLatest action
- N3943015C1686Definitive contractDepartment of DefenseDepartment of the NavyLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for SEAMARCO B.V. lists a physical address and a separate mailing address, along with 2 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
JULIANALAAN 46
HARDERWIJK, 3843 CC
NLD
Mailing Address
JULIANALAAN 46
HARDERWIJK, 3843 CC
NLD
Government Business Contact
Ronald A Kastelein
Director
Julianalaan 46
Harderwijk, 3843CC
NLD
Electronic Business Contact
Ronald A Kastelein
Director
Julianalaan 46
Harderwijk, Gelderland, 3843CC
NLD
Additional Details
As of . Source: SAM.gov Entity Registration.
SEAMARCO B.V. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires August 4, 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