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10 open solicitations under NAICS 4831.

Advanced Filters 1
4 NAICS codes in 4831, with SBA size standards
  • 483111 Deep Sea Freight Transportation small up to 1,050 employees
  • 483112 Deep Sea Passenger Transportation small up to 1,500 employees
  • 483113 Coastal and Great Lakes Freight Transportation small up to 800 employees
  • 483114 Coastal and Great Lakes Passenger Transportation small up to 550 employees
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Showing 1–10 of 10 open solicitations

5 days left AP No Set aside used

Ie Shima Barge Transportation

DEPT OF DEFENSE.DEPT OF THE NAVY.USMC.MARCORP I&L.COMMANDING GENERAL

NAICS 483113; PSC V115; Set-aside: No Set aside used; Place of performance: Okinawa, AP

Closes
October 7, 2026
Added
October 2, 2026
6 days left South Carolina

59-DAY DRY CARGO TIME CHARTER

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Place of performance: Charleston, SC

Closes
October 8, 2026
Added
October 2, 2026
6 days left Virginia No Set aside used

85-DAY DRY CARGO TIME CHARTER

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Set-aside: No Set aside used; Place of performance: NORFOLK, VA

Closes
October 7, 2026
Added
October 2, 2026
4 days left Virginia No Set aside used

TUGCON, OPEN-OCEAN TOW

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Set-aside: No Set aside used; Place of performance: NORFOLK, VA

Closes
October 6, 2026
Added
October 1, 2026
24 days left Virginia

V--Vessel Atlantic Ops Physical Inspections Draft RFP

INTERIOR, DEPARTMENT OF THE.BUREAU OF SAFETY AND ENVIRONMENTAL ENFORCEMENT.ACQUISITION MANAGEMENT DIVISION

NAICS 483112; PSC V124; Place of performance: STERLING, VA

Closes
October 26, 2026
Added
September 26, 2026
25 days left Virginia

Operation & Maintenance (O&M) of T-ATS Vessels

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Place of performance: NORFOLK, VA

Closes
October 26, 2026
Added
September 26, 2026
22 days left Virginia Small Business Set Aside - Total

ESD 26R0018 SOLICITATION

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Set-aside: Small Business Set Aside - Total; Place of performance: NORFOLK, VA

Closes
October 23, 2026
Added
September 23, 2026
7 days left Virginia No Set aside used

N3220525R6003 - SURTASS-E RFP

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Set-aside: No Set aside used; Place of performance: Norfolk, VA

Closes
October 8, 2026
Added
September 23, 2026
4 days left Virginia

Submarine Rescue Vessel Extended Time Charter

DEPT OF DEFENSE.DEPT OF THE NAVY.MSC.MSC HQS.MSCHQ NORFOLK

NAICS 483111; PSC V124; Place of performance: NORFOLK, VA

Closes
October 5, 2026
Added
September 18, 2026
28 days left American Samoa No Set aside used

Disaster Overseas Transportation Support (DOTS) - AS/GU/CNMI

HOMELAND SECURITY, DEPARTMENT OF.FEDERAL EMERGENCY MANAGEMENT AGENCY.INCIDENT SUPPORT SECTION(ISS70)

NAICS 48311; PSC V115; Set-aside: No Set aside used; Place of performance: Pago Pago, AS

Closes
October 30, 2026
Added
September 1, 2026

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