Manufacturing in New Castle County, Delaware

The Chemical Manufacturing industry has 150 facilities listed in the register. According to the Bureau of Labor Statistics, 2,331 people are employed at 94 establishments in Chemical Manufacturing. The register lists 525 facilities in New Castle, Delaware.

SUMMARIZED FROM THE FEDERAL FIGURES ON THIS PAGE

Map, cities and benchmark

Biggest cities

Wilmington167 Newark152 New Castle89 Middletown32 Bear21 Claymont17 Newport14 Delaware City11 Hockessin5 Townsend4 Historic New Castle3 Elsmere2

Federal labor statistics counted at least 381 manufacturing establishments in New Castle County in 2025, employing about 8,204 people, counting only the industry subsectors the Bureau of Labor Statistics discloses at this level. This registry lists 525.

Facilities117 FACILITIES

Listing 117 of 152: the facilities with a website, a size band or two sources on record. The rest are in site search.

Facility	City	Industry	NAICS	Employees	Status
De248 Ametek, INC. Dba Ametek Surface Vision	Newark	Computer and Electronic Product Manufacturing	334513	1–19	LIKELY ACTIVE
Defense and Systems Newark DE	Newark	Transportation Equipment Manufacturing	336413	20–99	LIKELY ACTIVE
Essity Hydrofera LLC	Newark	Plastics and Rubber Products Manufacturing	326150	1–19	LIKELY ACTIVE
International N&H USA, Inc.	Newark	Chemical Manufacturing	325199	100–499	LIKELY ACTIVE
Joint Analytical Systems (americas) INC.	Newark	Computer and Electronic Product Manufacturing	334516	—	LIKELY ACTIVE
LaMotte	Newark	Chemical Manufacturing	325998	20–99	LIKELY ACTIVE
Newark	Newark	Plastics and Rubber Products Manufacturing	326150	20–99	LIKELY ACTIVE
Newark, DE	Newark	Plastics and Rubber Products Manufacturing	326113	20–99	LIKELY ACTIVE
Newark Site	Newark	Chemical Manufacturing	325413	500+	LIKELY ACTIVE
Paper Mill West	Newark	Computer and Electronic Product Manufacturing	334417	100–499	LIKELY ACTIVE
Rath Inc., Newark Facility	Newark	Nonmetallic Mineral Product Manufacturing	327120	1–19	LIKELY ACTIVE
Samtec Delaware Design Center	Newark	Computer and Electronic Product Manufacturing	334417	1–19	LIKELY ACTIVE
SDIX - Newark	Newark	Chemical Manufacturing	325413	20–99	LIKELY ACTIVE
Separation Methods Technologies, INC	Newark	Computer and Electronic Product Manufacturing	334516	—	LIKELY ACTIVE
Stanton DE Install	Newark	Wood Product Manufacturing	321911	1–19	LIKELY ACTIVE
Extreme Machining LLC	Newark	Primary Metal Manufacturing	331112	1–19	UNVERIFIED
Midnight Oil Brewing	Newark	Beverage and Tobacco Product Manufacturing	312120	20–99	UNVERIFIED

Search all 841 Delaware facilities