Overview
Registered industries (NAICS)
Registered in 7 industries; primary 541611
- 541611 Administrative Management and General Management Consulting Services
- 541612 Human Resources Consulting Services
- 541613 Marketing Consulting Services
- 541614 Process, Physical Distribution, and Logistics Consulting Services
- 541618 Other Management Consulting Services
- 541690 Other Scientific and Technical Consulting Services
- 541990 All Other Professional, Scientific, and Technical Services
No prime contract or subcontract to this company appears in the federal contract records from FY2001 on.
Opportunities
Open opportunities matching C4 Holding Co. LLC's registered industries
Notices in its 7 industries (NAICSNAICS code: a six-digit code for the kind of work a company does. Each contract carries one, and it sets the small-business size limit. Glossary): 541611, 541612, 541613, 541614, 541618, 541690, 541990
25 of the next 25 are due within 30 days.
25 of 84 opportunities shown · See all (opens another page)
| Opportunity | Agency | Due |
|---|---|---|
| ISO 50001 WR-ALC (opens in Procura)Combined Synopsis/Solicitation · NAICS 541690Free account: full notice, dates, attachments | Department of the Air Force (DOD)FA8571 MAINT CONTRACTING AFSC PZIM | Oct 20, 2026 |
| Request for Information (RFI) - Medical Fielding Short-Term (opens in Procura)Sources Sought · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-APG NATICK (W911QY) | Oct 21, 2026 |
| Special Notice - Short Term Materiel Fielding Support Modification Nov 2026 (opens in Procura)Special Notice · Set aside: Small business · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-APG NATICK (W911QY) | Oct 21, 2026 |
| NOTICE OF INTENT TO ISSUE A SOLE SOURCE AWARD on a sole-source basis to New Gnosis, Inc., Ashburn, Virginia for a two-day supervisory development workshop supporting Naval Supply Systems Command Weapon Systems Support, N52 Foreign Military Sales. (opens in Procura)Presolicitation · NAICS 541618Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVSUP FLT LOG CTR NORFOLK (N00189) | Oct 21, 2026 |
| R--Technical Services Support (opens in Procura)Solicitation · Set aside: 8(a) · NAICS 541690Free account: full notice, dates, attachments | Department of EnergySC OAK RIDGE OFFICE (892431) | Oct 21, 2026 |
| B537--Better Health Membership and Dues FY27 (opens in Procura)Special Notice · NAICS 541990Free account: full notice, dates, attachments | Department of Veterans Affairs250-NETWORK CONTRACT OFFICE 10 (36C250) | Oct 21, 2026 |
| Opportunity to collaborate with school administration (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 541613Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVSUP FLT LOG CTR NORFOLK (N00189) | Oct 21, 2026 |
| Artifact Conservation Services —Vendor Pool (opens in Procura)Combined Synopsis/Solicitation · NAICS 541990Free account: full notice, dates, attachments | National Archives and Records AdministrationNARA CONTRACTING OFFICE (883103) | Oct 22, 2026 |
| Explosive Characterization and Technical Service Support (opens in Procura)Special Notice · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W2R2 USA ENGR R & D CTR (W912HZ) | Oct 22, 2026 |
| 2030 Decennial Program Management (opens in Procura)Sources Sought · Set aside: Small business · NAICS 541611Free account: full notice, dates, attachments | U.S. Census Bureau (DOC)ASSOCIATE DIRECTOR DECENNIAL CENSUS (13ADDC) | Oct 22, 2026 |
| Maintenance Service for Portable Fire Extinguishers (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 541990Free account: full notice, dates, attachments | Bureau of Engraving and Printing (TREAS)OFFICE OF THE CHIEF PROCUREMENT OFFICER (2031ZA) | Oct 22, 2026 |
| Neurocognitive Assessment Test Support Services (opens in Procura)Sources Sought · Set aside: 8(a) · NAICS 541611Free account: full notice, dates, attachments | Department of the Army (DOD)W40M USA HCA (W81K04) | Oct 22, 2026 |
| PATRIOT Weapon System Depot-Level Diagnostics, Repair, and Upgrade Support Services (FMS) (opens in Procura)Sources Sought · NAICS 541990Free account: full notice, dates, attachments | Defense Logistics Agency (DOD)DLA LAND AT ABERDEEN (SPRBL1) | Oct 22, 2026 |
| ANSI Inspections and Dielectric Testing at DDSP - SP3300-27-Q-0003 (opens in Procura)Solicitation · NAICS 541990Free account: full notice, dates, attachments | Defense Logistics Agency (DOD)DLA DISTRIBUTION (SP3300) | Oct 22, 2026 |
| Dissemination and maintenance of a Medicaid quality measure over a 12 - month performance period with one additional option period for quality measure maintenance only. (opens in Procura)Presolicitation · NAICS 541990Free account: full notice, dates, attachments | Centers for Disease Control and Prevention (HHS)CDC OFFICE OF ACQUISITION SERVICES (75D301) | Oct 23, 2026 |
| 11th ABN DIV Historian and Coordination Support (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 541611Free account: full notice, dates, attachments | Department of the Army (DOD)0413 AQ HQ RCO-AK WAINWRIG (W912D0) | Oct 23, 2026 |
| Combined Synopsis/Solicitation for Commercial Items Agile Professional Services ("APS”) Department of the Army (opens in Procura)Combined Synopsis/Solicitation · Set aside: Small business · NAICS 541990Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-APG-ORLANDO (W900KK) | Oct 26, 2026 |
| Naval Center for Combat and Operational Stress Control (NCCOSC) Support services (opens in Procura)Solicitation · NAICS 541990Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVSUP FLT LOG CTR NORFOLK (N00189) | Oct 26, 2026 |
| Information Management and Information Access Support Services (opens in Procura)Presolicitation · NAICS 541611Free account: full notice, dates, attachments | Washington Headquarters Services (DOD)WASHINGTON HEADQUARTERS SERVICES (HQ0034) | Oct 26, 2026 |
| Biometric Identity Services (opens in Procura)Sources Sought · NAICS 541990Free account: full notice, dates, attachments | Office of Procurement Operations (DHS)DEPARTMENTAL OPERATIONS ACQUISITIONS DIVISION I (70RDA1) | Oct 26, 2026 |
| USAC RFP: Oracle Operations and Maintenance Services (opens in Procura)Combined Synopsis/Solicitation · NAICS 541990Free account: full notice, dates, attachments | Federal Communications CommissionFCC (273FCC) | Oct 26, 2026 |
| Naval Center for Combat and Operational Stress Control (NCCOSC) Support Services. (opens in Procura)Solicitation · NAICS 541990Free account: full notice, dates, attachments | Department of the Navy (DOD)NAVSUP FLT LOG CTR NORFOLK (N00189) | Oct 26, 2026 |
| DRAFT RFPs – Human Resource Solutions, GEN VI IDIQ Contracts (opens in Procura)Presolicitation · NAICS 541612Free account: full notice, dates, attachments | Department of the Army (DOD)W6QK ACC-RI (W519TC) | Oct 26, 2026 |
| 3PL Follow-on Effort RFI (opens in Procura)Sources Sought · NAICS 541614Free account: full notice, dates, attachments | Federal Acquisition Service (GSA)GSA/FAS/GSS/QSCBA/SPECIAL CONTRACTING BRANCH A AND QSCBB SPECIAL CONTRACTING BRANCH B (47QSCC) | Oct 27, 2026 |
| USCG FD&I Project Management Support Services (opens in Procura)Sources Sought · NAICS 541611Free account: full notice, dates, attachments | U.S. Coast Guard (DHS)Office 70ZH01 | Oct 27, 2026 |
Registration and contacts
Registration
- UEI
- S3RNBN4NR6T6
- CAGE code
- 9STD4
- Registration
- Active, expires Aug 21, 2027
- Entity type
- Sole Proprietorship
- Location
- IRVINE, CA, 92603
- Congressional district
- CA-47
Registered industries (NAICSNAICS code: a six-digit code for the kind of work a company does. Each contract carries one, and it sets the small-business size limit. Glossary)
Registered in 7 industries; primary 541611
- 541611 Administrative Management and General Management Consulting ServicesPrimary
- 541612 Human Resources Consulting Services
- 541613 Marketing Consulting Services
- 541614 Process, Physical Distribution, and Logistics Consulting Services
- 541618 Other Management Consulting Services
- 541690 Other Scientific and Technical Consulting Services
- 541990 All Other Professional, Scientific, and Technical Services
Contacts at C4 Holding Co. LLC
| Contact | Role | As of |
|---|---|---|
| See contactsLocked · 7-day trial or paid plan (name, title and contact details with a 7-day trial or paid plan) | Government business POC · Company contactSAM.gov registrationSBA profileAs of Oct 4, 2026 | Oct 4, 2026 |
| See contactsLocked · 7-day trial or paid plan (name, title and contact details with a 7-day trial or paid plan) | Electronic business POCSAM.gov registrationAs of Sep 17, 2026 | Sep 17, 2026 |
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