| 140D0426F0125 | MATHEMATICA INC. | $7,724,296 | DEPARTMENTAL OFFICES | FOOD AND NUTRITION SERVICE | — | 541611 | B599 | Jan 27, 2026 | Jan 27, 2026 | Sep 30, 2028 |
| 75D30126F20722 | MATHEMATICA INC. | $19,690 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541611 | R499 | Nov 18, 2025 | Nov 18, 2025 | Jan 31, 2026 |
| 75P00125C00028 | MATHEMATICA INC. | $7,143,520 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION (ASA) | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION (ASA) | — | 541519 | R499 | Sep 30, 2025 | Sep 30, 2025 | Sep 29, 2028 |
| 12319825F5006 | MATHEMATICA INC. | $1,884,336 | FOOD AND NUTRITION SERVICE | FOOD AND NUTRITION SERVICE | — | 541611 | R405 | Sep 30, 2025 | Sep 30, 2025 | Sep 29, 2026 |
| 140D0425F0979 | MATHEMATICA INC. | $1,047,507 | DEPARTMENTAL OFFICES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R408 | Sep 25, 2025 | Sep 25, 2025 | Sep 29, 2029 |
| 53987125FC005 | MATHEMATICA INC. | $249,589 | THE INSTITUTE OF MUSEUM AND LIBRARY SERVICES | THE INSTITUTE OF MUSEUM AND LIBRARY SERVICES | — | 541611 | AF11 | Sep 20, 2025 | Sep 30, 2025 | Dec 29, 2026 |
| 140D0425F0848 | MATHEMATICA INC. | $9,999,394 | DEPARTMENTAL OFFICES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R410 | Sep 17, 2025 | Sep 19, 2025 | Sep 18, 2032 |
| 140D0425F0790 | MATHEMATICA INC. | $9,980,064 | DEPARTMENTAL OFFICES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R410 | Sep 5, 2025 | Sep 5, 2025 | Sep 4, 2030 |
| 49100425F0077 | MATHEMATICA INC. | $3,610,801 | NATIONAL SCIENCE FOUNDATION | NATIONAL SCIENCE FOUNDATION | — | 541611 | R499 | Sep 4, 2025 | Sep 5, 2025 | Sep 4, 2030 |
| 140D0425F0705 | MATHEMATICA INC. | $4,539,983 | DEPARTMENTAL OFFICES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R410 | Aug 21, 2025 | Aug 21, 2025 | Feb 20, 2027 |
| 28321325FDS030019 | MATHEMATICA INC. | $1,299,051 | SOCIAL SECURITY ADMINISTRATION | SOCIAL SECURITY ADMINISTRATION | — | 541611 | B599 | Jan 23, 2025 | Jan 23, 2025 | Mar 23, 2025 |
| 1605C225F00013 | MATHEMATICA INC. | $8,660 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | — | 541611 | R410 | Dec 26, 2024 | Jan 13, 2025 | Feb 12, 2025 |
| 1605C225F00010 | MATHEMATICA INC. | $292,424 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | BUREAU OF INTERNATIONAL LABOR AFFAIRS | — | 541611 | R410 | Dec 4, 2024 | Dec 4, 2024 | Dec 3, 2025 |
| 1605C225F00001 | MATHEMATICA INC. | $8,668,130 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | — | 541611 | B599 | Oct 17, 2024 | Oct 18, 2024 | Oct 17, 2029 |
| 15JPSS24F00000981 | MATHEMATICA INC. | $289,832 | OFFICES, BOARDS AND DIVISIONS | OFFICES, BOARDS AND DIVISIONS | — | 541611 | R410 | Sep 30, 2024 | Sep 30, 2024 | Feb 25, 2025 |
| 75ACF124C00025 | MATHEMATICA INC. | $2,732,776 | ADMINISTRATION FOR CHILDREN AND FAMILIES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R410 | Sep 30, 2024 | Sep 30, 2024 | Sep 29, 2027 |
| 75D30124C20317 | MATHEMATICA INC. | $1,229,689 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541715 | AJ12 | Sep 29, 2024 | Sep 30, 2024 | Sep 29, 2027 |
| 75ACF124F80053 | MATHEMATICA INC. | $3,393,985 | ADMINISTRATION FOR CHILDREN AND FAMILIES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R410 | Sep 27, 2024 | Sep 30, 2024 | Sep 30, 2029 |
| 75R60224F80153 | MATHEMATICA INC. | $5,160,091 | HEALTH RESOURCES AND SERVICES ADMINISTRATION | HEALTH RESOURCES AND SERVICES ADMINISTRATION | — | 541611 | R408 | Sep 27, 2024 | Sep 27, 2024 | Dec 29, 2028 |
| 1605C124F00064 | MATHEMATICA INC. | $634,345 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | EMPLOYEE BENEFITS SECURITY ADMINISTRATION | — | 541611 | B507 | Sep 27, 2024 | Sep 27, 2024 | Sep 26, 2029 |
| 12319824F0051 | MATHEMATICA INC. | $818,593 | FOOD AND NUTRITION SERVICE | FOOD AND NUTRITION SERVICE | — | 541611 | AL11 | Sep 26, 2024 | Sep 30, 2024 | Mar 29, 2026 |
| 1605C224F00046 | MATHEMATICA INC. | $136,431 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | BUREAU OF INTERNATIONAL LABOR AFFAIRS | — | 541611 | R499 | Sep 25, 2024 | Sep 30, 2024 | Sep 29, 2025 |
| 1605C224F00047 | MATHEMATICA INC. | $710,886 | OFFICE OF THE ASSISTANT SECRETARY FOR ADMINISTRATION AND MANAGEMENT | BUREAU OF INTERNATIONAL LABOR AFFAIRS | — | 541611 | R408 | Sep 24, 2024 | Sep 24, 2024 | Apr 18, 2025 |
| 75ACF124F80050 | MATHEMATICA INC. | $324,681 | ADMINISTRATION FOR CHILDREN AND FAMILIES | ADMINISTRATION FOR CHILDREN AND FAMILIES | — | 541611 | R408 | Sep 20, 2024 | Sep 20, 2024 | Mar 29, 2026 |
| 75D30124F20226 | MATHEMATICA INC. | $248,765 | CENTERS FOR DISEASE CONTROL AND PREVENTION | CENTERS FOR DISEASE CONTROL AND PREVENTION | — | 541611 | R499 | Sep 20, 2024 | Sep 20, 2024 | Sep 19, 2025 |