PrimeRFP SCOUT · Federal Contract Recompete Brief

91990023A0001WWC and technical support and and — Mathematica Inc

Mathematica Inc holds $480.5M across 172 federal awards, concentrated at Department of Health and Human Services (HHS). This PIID sits alongside 5 related awards in the incumbent pipeline.

Contracts And Acquistions Managemen

Awarding office

Mathematica Inc

Recipient

—

Estimated value

R499

PSC

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Contract facts

Federal

Contract number91990023A0001

Also listed as919900-23-A-0001

AgencyContracts And Acquistions Managemen

Awarding officeContracts And Acquistions Managemen

Awarding agencyDepartment of Education (ED)

Funding agencyDepartment of Education (ED)

IncumbentMathematica Inc

UEIT41EGEAK2L35

PSCR499

Related solicitation91990023R0002

91990023A0001 WHAT WORKS CLEARINGHOUSE (WWC) WEBSITE AND TO PROVIDE TECHNICAL SUPPORT ON THE DEVELOPMENT AND REVIEW OF THE PRODUCTS AND INFORMATION CONTAINED ON THE WEBSITE. is a federal award for Contracts And Acquistions Managemen held by Mathematica Inc. Estimated value —. Related solicitation 91990023R0002.

91990023A0001 WHAT WORKS CLEARINGHOUSE (WWC) WEBSITE AND TO PROVIDE TECHNICAL SUPPORT ON THE DEVELOPMENT AND REVIEW OF THE PRODUCTS AND INFORMATION CONTAINED ON THE WEBSITE.

Incumbent footprint

Public record

Mathematica Inc — $480.5M obligated across 172 awards (firm-wide, all agencies) · lead buyer Department of Health and Human Services (HHS).

% of firm-wide obligated ($480.5M) · all agencies · Top 4 shown (98%); remaining ~2% is other agencies.

Department of Health and Human Services (HHS)$402.0M · 84%Department of Education (ED)$34.5M · 7%Social Security Administration (SSA)$23.5M · 5%

National Science Foundation (NSF)$9.5M · 2%

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Frequently asked questions

What is contract 91990023A0001?

91990023A0001 (WWC and technical support and and) is a Contracts And Acquistions Managemen award with an estimated value of —, currently held by Mathematica Inc. Figures are USASpending-sourced public-record facts plus SCOUT recompete analysis.

What is 919900-23-A-0001?

919900-23-A-0001 is the dashed form of PIID 91990023A0001 (WWC and technical support and and), held by Mathematica Inc. Same award — SCOUT canonicalizes compact, dashed, and parent-child identifiers to one brief.

Which office awarded 91990023A0001?

Contracts And Acquistions Managemen awarded 91990023A0001 to Mathematica Inc.

Who is the incumbent on 91990023A0001?

Mathematica Inc is the incumbent with $480.5M across 172 related awards in SCOUT’s public footprint.

When does Mathematica Inc’s 91990023A0001 come up for recompete?

SCOUT tracks a period-of-performance end of an unstated date. Actual solicitation timing can shift with extensions, bridges, or consolidations.

Data: Showing contracts ≥ $100K from federal procurement records (FPDS-NG, SAM.gov, and related repositories), normalized by PrimeRFP SCOUT. Each row keyed by Award ID (PIID); task orders appear as independent rows.

Data as of Jun 26, 2026 · refreshed monthly