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OLIN WINCHESTER LLC

OLIN WINCHESTER LLC is a federal contractor registered under UEI MXB2U9UM7TL5 and CAGE code 83WW3. The organization has received $876,279,315 across 759 federal awards, with top agencies including Department of Defense and Department of Homeland Security. Its primary NAICS code is 325920.

UEI MXB2U9UM7TL5 CAGE 83WW3 Primary NAICS 325920
Total obligations
$876.3M
Awards
759

Federal contractor overview

OLIN WINCHESTER LLC is registered as a federal contractor under UEI MXB2U9UM7TL5 and CAGE 83WW3, and is located in EAST ALTON, IL, USA. Federal award data shows $876,279,315 across 759 federal awards, with top agencies including Department of Defense and Department of Homeland Security. The contractor's primary NAICS classification is 325920, and its public business classifications include For Profit Organization, Limited Liability Company, and Manufacturer of Goods. Its organization hierarchy includes OLIN WINCHESTER LLC and OLIN CORPORATION.

Contractor identifiers

Legal business name
OLIN WINCHESTER LLC
DBA name
OLIN CHLOR ALKALI PRODUCTS
Unique Entity ID
MXB2U9UM7TL5
CAGE code
83WW3
Location
EAST ALTON, IL, USA

NAICS codes and business types

Business and socioeconomic classifications

  • For Profit Organization
  • Limited Liability Company
  • Manufacturer of Goods

Organization hierarchy

Federal obligation history

Total federal obligations

$876,279,315

Awards
759

Top agencies by obligations

  1. Department of Defense

    28 award actions

    $820,829,260
  2. $38,443,479

Federal obligations by fiscal year

Net federal contract obligations decreased from $22,173,339 in FY2024 to $17,720,885 in FY2025.

Federal obligations and award actions by fiscal year Blue bars show net federal obligations. The green line shows award-action counts. The lighter final bar and FY YTD label identify current fiscal-year-to-date activity.

Scroll horizontally to view all fiscal years.

View fiscal-year data table
Completed and current year-to-date federal fiscal-year contract activity
Fiscal year Net obligations Award actions
FY2026 YTD $3,268,669 27
FY2025 $17,720,885 89
FY2024 $22,173,339 134
FY2023 $14,999,386 176
FY2022 $17,438,287 202
FY2021 $24,003,626 144

Recent federal awards

  1. PIID 140PS126F0046

    Awarded Jul 20, 2026

  2. PIID 140PS126F0045

    Awarded Jul 20, 2026

  3. PIID 15B30226F00000173

    Awarded Jul 15, 2026

  4. PIID 15B61626F00000100

    Awarded Jun 16, 2026

Frequently asked questions

What is OLIN WINCHESTER LLC's Unique Entity ID (UEI)?
OLIN WINCHESTER LLC's Unique Entity ID is MXB2U9UM7TL5, as registered in SAM.gov.
What is OLIN WINCHESTER LLC's CAGE code?
OLIN WINCHESTER LLC's CAGE code is 83WW3.
What is OLIN WINCHESTER LLC's primary NAICS code?
OLIN WINCHESTER LLC's primary NAICS classification is 325920.
Where is OLIN WINCHESTER LLC located?
OLIN WINCHESTER LLC is located in EAST ALTON, IL, USA.
How much has OLIN WINCHESTER LLC received in federal contract obligations?
OLIN WINCHESTER LLC has received $876,279,315 in federal contract obligations across 759 federal awards.
Which federal agencies has OLIN WINCHESTER LLC worked with?
OLIN WINCHESTER LLC's top federal agencies include Department of Defense and Department of Homeland Security.
When was OLIN WINCHESTER LLC registered in SAM.gov?
OLIN WINCHESTER LLC's SAM.gov registration date is May 21, 2018.
What business classifications does OLIN WINCHESTER LLC hold?
OLIN WINCHESTER LLC's registered business and socioeconomic classifications include For Profit Organization, Limited Liability Company, and Manufacturer of Goods.