GovChime
UEI: XQYFEUKD49Z3 • CAGE: 89AE0

HDN INC (CA)

DBA: SCIENGEO

Registration and award facts

SAM.gov registration as of

Net obligations since FY2024
$15K
$15,000under this UEI
FY2026 obligations
$0
Provisional
Awards and orders
1
with positive net obligations
Latest action
Jan 22, 2024
SAM.gov registration
Active
Registration expiration date Jan 5, 2027

Registration

Doing business as
SCIENGEO
Entity structure
Corporate Entity (Not Tax Exempt)
Business start date
Jan 2, 2019 (7 years)
Location
Garden Grove, CA
State of incorporation
California
Website
sciengeo.com

† FY2026 obligations (provisional; DoD awards signed after Jul 27, 2026 are not yet public).

All federal contractors in CaliforniaHow these figures are built

Source: SAM.gov entity registration and FPDS contract actions recorded under UEI XQYFEUKD49Z3. GovChime does not check exclusions.

Performance

Net obligations recorded under this UEI since FY2024. 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: $15,000

Total across 1 fiscal year: $15,000

Top awarding agencies

Top awarding sub-agencies

Top NAICS by obligations

Top product and service codes by obligations

  • B532Special studies/analysis- soil$15,000, 100%

Capabilities

NAICS codes

SBA certifications

No certification in the SBA profile data.

Business types self-reported in SAM.gov registration:

  • Minority-Owned Business
  • Self Certified Small Disadvantaged Business
  • Veteran-Owned Business
  • Asian-Pacific American Owned

Product and service codes (PSC)

  • Y1AAConstruction of Structures and Facilities
  • Y1AZConstruction of Structures and Facilities
  • Y1CZConstruction of Structures and Facilities
  • Y1DZConstruction of Structures and Facilities
  • Y1EBConstruction of Structures and Facilities
  • Y1ECConstruction of Structures and Facilities
  • Y1EZConstruction of Structures and Facilities
  • Y1FBConstruction of Structures and Facilities
  • Y1FZConstruction of Structures and Facilities
  • Y1GAConstruction of Structures and Facilities

Federal Capability Statement

HDN INC (HDNGEO) is an established consulting firm in California and beyond to provide fully integrated services in all phases of geotechnical (soils) engineering and related fields of activity: Foundation and earthwork; Seismic Studies and Fault Investigations; Geologic Investigations and Studies; Soil and Rock Mechanics; and, Construction Observation.

Capabilities & Services

Geotechnical Engineering
Soil Engineering
Earthquake Engineering
Civil Engineering
foundation design
bearing capacity
earth pressure
deep foundation
liquefaction
slope stability
landslide
seismic settlement
soil boring
SPT
CPT
stress distribution
soil structure interaction
seismic hazard analysis
construction material observation
testing
quality control

Contracts

Latest awards and orders

  1. 127EAT24P0007Purchase orderDepartment of AgricultureForest ServiceLatest action

Contact Info

As of . Source: SAM.gov Points of Contact.

SAM.gov registration for HDN INC 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

12721 BOLIVAR PL

GARDEN GROVE, CA, 92843

USA

Mailing Address

9321 FLORENCE LN

GARDEN GROVE, CA, 92841

USA

Government Business Contact

HAI NGUYEN

PRESIDENT

12721 BOLIVAR PL

GARDEN GROVE, CA, 92843

USA

Government Business Alternate Contact

HAI NGUYEN

PRESIDENT

12721 BOLIVAR PL

GARDEN GROVE, CA, 92843

USA

Additional Details

As of . Source: SAM.gov Entity Registration.

HDN INC has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires January 5, 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 responses

Suspension/Debarment Status

SAM.gov registration reports no active exclusion

Public Display

Entity information is publicly displayed

Disaster Relief Registry

Registered for disaster relief contracting — Nationwide

Bonding Information

No bonding information provided

EDI

Not declared in SAM.gov

Business Structure

Source: SAM.gov
Profit Structure:For Profit Organization

Registration Details

Source: SAM.gov

Initial Registration

Feb 25, 2019

Last Update

Jan 7, 2026

Registration Activation

Active — Jan 7, 2026

Fiscal Year End

1231

Country of Incorporation

USA

Congressional District

45