
Above: A look inside one of AstraZeneca's U.S. facilities. AstraZeneca ranks as Delaware's largest industrial employer. Source: AstraZeneca
With nearly 600 industrial companies, Delaware is the nation’s smallest state based on number of manufacturing facilities. But although the state’s industrial sector is small, it is also powerful, home to major pharmaceutical companies, advanced manufacturing facilities, medical equipment manufacturers and large food processing companies.
This article will explore the latest facts on Delaware’s manufacturing sector and will provide details on the top manufacturing companies in Delaware.
According to MNI, compiler of the industrial information that powers IndustrySelect, Delaware is currently home to 575 manufacturing companies employing 35,050 workers, making it the smallest manufacturing state in the United States.
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According to MNI, Wilmington is Delaware’s largest city based on number of industrial jobs, with 8,529 workers.
Read more: Top Manufacturing Cities in the U.S.
Other top cities in Delaware include
• Newark (5,656 jobs)
• New Castle (3,225 jobs)
• Milford (2,795 jobs)
• Georgetown (2,516 jobs)
New Castle County is Delaware’s largest in terms of manufacturing jobs, home to 21,740 workers. This is followed by Sussex County with 14,899 workers, and Kent County with 3,619 workers.
The food processing industry ranks as Delaware’s largest industrial sector based on number of jobs, employing 29% of the state’s industrial workers. This is followed by chemicals and allied products, which accounts for 24%. The instruments and related products industry accounts for 9% of Delaware’s industrial workforce, followed by industrial machinery and fabricated metals, each of which account for 6%.
MNI reports there are 2,733 executive contacts among Delaware’s manufacturing companies, including 355 presidents, 219 owners and partners; 194 vice-presidents and 183 sales, marketing and purchasing executives.
Other facts to know about Delaware manufacturers, based on IndustrySelect’s advanced criteria available to subscribers, include ownership, distribution and other trends. Let’s take a look:
• 2% of Delaware manufacturers are women-owned
• 9% are publicly owned companies
• 11% import raw materials
• 25% distribute their products internationally.
Next, we’ll take a look at the state’s top companies.
| Company | Employees | City | State |
|---|---|---|---|
| AstraZeneca Pharmaceuticals LP | 2,600 | Wilmington | DE |
| Mountaire Farms, Inc. | 1,500 | Selbyville | DE |
| Perdue Foods-Georgetown | 1,500 | Georgetown | DE |
| Siemens Healthcare Diagnostics, Inc. | 1,410 | Newark | DE |
| Perdue, Inc. | 1,400 | Milford | DE |
| Mountaire Farms, Inc. | 1,385 | Millsboro | DE |
| Corteva, Inc. | 1,200 | Wilmington | DE |
| Allen Harim Foods | 900 | Harbeson | DE |
| Agilent Technologies, Inc. | 800 | Wilmington | DE |
| AstraZeneca Pharmaceuticals LP | 701 | Newark | DE |
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AstraZeneca Pharmaceuticals LP – Wilmington, DE (2,600 employees)
AstraZeneca’s Wilmington site specializes in the development, marketing, and commercialization of prescription medicines, with a focus on treatments for cancer, cardiovascular, renal, and respiratory diseases. This location supports U.S. leadership functions and key product portfolios.
Mountaire Farms, Inc. – Selbyville, DE (1,500 employees)
At its Selbyville facility, Mountaire Farms processes poultry products for both domestic and international markets. The plant handles everything from live bird processing to packaging a wide range of fresh and frozen chicken products.
Perdue Foods – Georgetown, DE (1,500 employees)
The Georgetown location is a major poultry processing plant for Perdue Foods, where raw chicken is prepared, cut, deboned, and packaged into fresh and frozen retail and foodservice products under the Perdue brand.
Siemens Healthcare Diagnostics, Inc. – Newark, DE (1,410 employees)
Siemens manufactures medical diagnostic equipment and consumables at its Newark site, including in-vitro testing kits and reagents used in laboratories worldwide to diagnose diseases, monitor health conditions, and guide treatment decisions.
Perdue, Inc. – Milford, DE (1,400 employees)
At its Milford facility, Perdue produces a wide variety of poultry products, including value-added items like seasoned, breaded, and marinated chicken portions for retail and foodservice customers.
Mountaire Farms, Inc. – Millsboro, DE (1,385 employees)
Mountaire’s Millsboro plant is focused on further processing of poultry, producing products such as fully cooked chicken, portioned cuts, and specialty items for both private label and branded distribution.
Corteva, Inc. – Wilmington, DE (1,200 employees)
Corteva’s Wilmington campus serves as a center for agricultural innovation, where teams develop crop protection chemicals, biotech traits, and seed products that help farmers improve yield and sustainability.
Allen Harim Foods – Harbeson, DE (900 employees)
Allen Harim’s Harbeson plant processes chicken for both fresh and frozen distribution, including whole birds, cut-up parts, and tray-packed products for retail grocers and foodservice distributors.
Agilent Technologies, Inc. – Wilmington, DE (800 employees)
At this Wilmington facility, Agilent manufactures analytical instruments and chemical analysis tools used in life sciences, diagnostics, and applied chemistry. Products include chromatography systems, spectrometry instruments, and laboratory consumables.
AstraZeneca Pharmaceuticals LP – Newark, DE (701 employees)
AstraZeneca’s Newark site focuses on the manufacturing and packaging of finished pharmaceutical products, producing a wide range of oral solid dose medications for chronic conditions such as asthma, diabetes, and cardiovascular disease.
For those looking to do business with manufacturers, IndustrySelect’s database of 360,000 U.S. manufacturers is a top resource for both developing and researching sales leads in the manufacturing sector. An IndustrySelect subscription can put you on a first-name basis with Delaware’ s 800+ industrial companies and 2,700+ executives. Subscribers can select up to 40 data points on any manufacturing company in the U.S. to help identify or pre-qualify leads. Company profiles also include the contact information for hard-to-find executive decision-makers. Try a free demo today!
Editor's Note: This article was originally published in October 2021. It has been updated to reflect new statistics in Delaware manufacturing.