Sources Sought for Mainframe and Legacy System Modernization
Dept of Defense · DEFENSE INFORMATION SYSTEMS AGENCY (DISA)
This notice is not accepting responses (deadline was Mar 13, 2026, 5:00 PM EDT).
Page kept for research and related open opportunities below. For current work in this category, use the related notices or browse hubs.
- Response deadline
- Mar 13, 2026, 5:00 PM EDT
- Posted
- Feb 27, 2026
- Solicitation
- 842673639
- Set-aside
- 8(a) Competed
- Place of performance
- USA
- Contracting office
- IT CONTRACTING DIVISION - PL84 · SCOTT AFB · IL
- Source
- SAM.gov · updated Jul 5, 2026
Description
This is a SOURCES SOUGHT NOTICE to determine the availability and technical capability of certified 8 (a) small businesses to support the modernization of a wide variety of mainframe and legacy systems. Please see the attached Sources Sought Notice and Statement of Objectives for more information on this contract opportunity.
What similar awards have paid
Real federal awards already on the books in a similar lane — so you can size the opportunity, not guess. This is public history, not a bid price, cost estimate, or prediction that you will win.
Typical award size
$690,950
Middle of the pack for similar past awards
Most similar awards fall between $89,750 and $4.08M
Who has won work like this
Public awardees in this lane — useful for competitor scan or teaming ideas, not a ranked list of “best” firms.
- 1LEIDOS, INC.9 awards$415.39M
- 2EARTH RESOURCES TECHNOLOGY, LLC6 awards$407.81M
- 3CGI FEDERAL INC.21 awards$394.13M
- 4LANCER INFORMATION SOLUTIONS, LLC2 awards$317.83M
- 5FCN, INC.25 awards$197.02M
- 6GENERAL DYNAMICS INFORMATION TECHNOLOGY, INC.8 awards$176.32M
- 7THE MIL CORPORATION19 awards$172.04M
- 8FOUR POINTS TECHNOLOGY, L.L.C.31 awards$151.85M
Drawn from official USAspending contract records in our index. Always confirm requirements on the SAM.gov notice before you bid.
Intelligence only — not legal advice or a guarantee of award. Always verify requirements on the official SAM.gov notice. Past award amounts are public history, not a suggested bid or prediction. Notice ID f5b83551eb1d44a98f797a0d74872cc7.