Polygon Company

Walkerton, IN Doing business as Polygon Co Part of LDI Ltd., LLC

Company facts

Self-certified in SAM.gov: For Profit Organization

Manufacturer of Goods
Entity structure: Corporate Entity (Not Tax Exempt)
NAICS codes registered in SAM.gov: 326121 Unlaminated Plastics Profile Shape Manufacturing Primary
Corporate family: LDI Ltd., LLC Parent SHV1ADYMTMK7

Polygon Company M55DMKCJDVW5
SAM.gov registration date: Mar 19, 2002
Physical address: 103 Industrial Park Dr, Walkerton, IN 46574, USA
Website: polygoncompany.com
Founded: 1949
Employees: 51-250
Estimated annual revenue: $10M-$50M
Industry: Materials

Chemicals
SIC code: 28 Chemical & Allied Products
Profiles: Facebook

Crunchbase

Registration and certifications come from SAM.gov and the SBA; company details from public web sources. Updated May 14, 2026.

Polygon Company's 5 most recent federal contract and grant awards, newest first. Amounts are dollars obligated.
Award	Agency	Obligated	Awarded
8503789514 ! Bushing,sleeve Contract · SPE4A517V0684	Aviation	$517	Oct 27, 2016
8502255088 ! Bushing,sleeve Contract · SPE4A415M1242	Aviation	$150	Jun 29, 2015
8502042784 ! Bushing,sleeve Contract · SPE4A615VC932	Aviation	$444	Apr 24, 2015
Simulated canister Contract · N0017414V0173	Naval Sea Systems Command	$18,670	Sep 11, 2014
Filament wound tubing high temperature Contract · N0017414V0161	Naval Sea Systems Command	$17,363	May 28, 2014

Polygon Company's Unique Entity ID (UEI) in SAM.gov is M55DMKCJDVW5.

Polygon Company's CAGE code is 4R363.

Polygon Company's primary NAICS code is 326121 (Unlaminated Plastics Profile Shape Manufacturing).

Polygon Company's physical address in SAM.gov is 103 Industrial Park Dr, Walkerton, IN 46574, USA.

Yes. Polygon Company's SAM.gov registration is active through May 12, 2027.

Polygon Company is part of LDI Ltd., LLC.

Polygon Company's most recent federal contract award is 8503789514 ! Bushing,sleeve (SPE4A517V0684), from Aviation, on October 27, 2016.

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