These Are The 100 Largest Companies In Delaware

Chris Kolmar
by Chris Kolmar
Biggest Companies, Rankings - 10 months ago
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If you live in Delaware and you’re looking for a job, you have come to the right place.

Because, sure, you can google things like ‘biggest companies in Delaware’ and get a fairly long list of companies with a lot of employees, or perhaps that have the biggest names — but here, we bring you the companies with the most current employees that are actually headquartered in Delaware.

Below, we’ll give you a complete list of Delaware’s 96 largest companies, but first, here’s a look at the top 10:

  1. DuPont
  2. Integrity Staffing Solutions
  3. W. L. Gore & Associates
  4. Swissport Holding Inc
  5. University of Delaware
  6. Delaware Capital Formation Inc
  7. AstraZeneca
  8. Utility Holding LLC
  9. State of Delaware
  10. The Chemours Company

DuPont comes in at the top, with more current employees than any other company in the . We’ll get to specifics in a moment; first, here’s a look at our methodology.

How we identified the biggest companies in Delaware

Here at Zippia we have developed a database of over 250,000 companies that spans the entire country.

For this report, we looked at the companies headquartered in Delaware with at least 100 employees. That left us with 96 companies.

We then ranked each company from most to least current employees to determine the biggest companies in Delaware.

As it turns out, DuPont looks to the be the biggest company in Delaware clocking in with 46,000 employees.

Now, check out how the 96 biggest companies in Delaware ranked.

If you’re interested, you can read more about the Delaware job scene here:

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Detailed List Of The 96 Biggest Companies In Delaware

Rank Company City Employees
1 DuPont Wilmington 46,000
2 Integrity Staffing Solutions Newark 26,000
3 W. L. Gore & Associates Newark 9,500
4 Swissport Holding Inc Wilmington 9,140
5 University of Delaware Newark 8,630
6 Delaware Capital Formation Inc Wilmington 8,387
7 AstraZeneca Wilmington 8,000
8 Utility Holding LLC Wilmington 7,426
9 State of Delaware Dover 7,250
10 The Chemours Company Wilmington 7,000
11 Mountaire Farms Millsboro 7,000
12 Navient Wilmington 6,773
13 Centrica Wilmington 4,955
14 Brandywine Room Wilmington 3,000
15 PORT OF WILMINGTON Wilmington 3,000
16 BAYHEALTH KENT GEN HOSPITAL Dover 2,600
17 Delphi Financial Group Inc Wilmington 1,964
18 Burris Logistics Milford 1,831
19 IRC Wilmington 1,450
20 American Honda Finance Corp Newark 1,425
21 Prince Telecom Inc New Castle 1,300
22 Sallie Mae Newark 1,200
23 Dover Downs Hotel & Casino Dover 1,145
24 WSFS Bank Wilmington 1,116
25 YMCA of Delaware Wilmington 1,055
26 Incyte Wilmington 980
27 Chesapeake Utilities Dover 903
28 NGK North America Inc Wilmington 820
29 INTERVET SCHERING PLOUGH Millsboro 800
30 Solenis Wilmington 782
31 Sentinel Transportation Wilmington 760
32 Hotel Dupont Wilmington 750
33 Delaware Park Wilmington 720
34 Nanticoke Health Services Seaford 706
35 Allstates Technical Services Newark 700
36 Horizon Services Wilmington 700
37 Allen Family Foods Seaford 630
38 Direct Material Supplies Wilmington 600
39 SDIX, LLC Marketing Newark 590
40 The Ban Wilmington 589
41 XONEX Relocation New Castle 570
42 Trinity Logistics Seaford 500
43 Patterson-Schwartz Real Estate Hockessin 480
44 Iron Hill Brewery & Restaurant Wilmington 450
45 InterDigital Wilmington 360
46 LabWare Wilmington 360
47 SevOne Newark 330
48 United Electric Supply Wilmington Manor 300
49 Artesian Water Newark 225
50 Morris Nichols Wilmington 210
51 Potter Anderson Wilmington 180
52 Wilmington Friends School Wilmington 180
53 Psychotherapeutic Services Dover 180
54 Woodbridge School District Bridgeville 178
55 Dover Police Dept. Dover 175
56 Grotto Pizza Rehoboth Beach 175
57 Del Memorial Bridge New Castle 175
58 Delaware Tech Dover 175
59 Christina School District Newark 175
60 Ursuline Academy Wilmington 175
61 Helmark Steel Inc Wilmington 175
62 Independent Newspapers Dover 175
63 Delaware Cadillac Olds & Saab Wilmington 175
64 Bayshore Ford New Castle 175
65 Parcels Wilmington 175
66 Custom Decorative Mouldings Greenwood 175
67 Wayman Fire Protection Wilmington 175
68 Fifer Orchards Camden 175
69 Kutz Home Inc Wilmington 175
70 Mary Campbell Ctr Wilmington 175
71 Caravel Academy Bear 175
72 Metachem Products LLC New Castle 175
73 Speakman New Castle 175
74 Bear Trap Dunes Ocean View 175
75 Diver Chevrolet Wilmington 175
76 The Cottage Cafe Bethany Beach 175
77 Bottle & Cork Dewey Beach 175
78 Rc Fabricators Inc Wilmington 175
79 TA Instruments Inc New Castle 175
80 Falcon Steel Co Wilmington 175
81 Gilpin Hall Wilmington 175
82 Ridgaway Philips Of Delaware New Castle 175
83 PORTER AUTOMOTIVE GROUP Newark 175
84 Ion Power New Castle 175
85 Ptm Mfg LLC Newark 175
86 Brandywine School District Wilmington 175
87 Nixon Uniform Service & Medical Wear New Castle 175
88 Tower Hill School Wilmington 175
89 MILFORD CENT OHIO Milford 175
90 Morris James Wilmington 150
91 Winner Auto Group Dover 150
92 International Literacy Association Newark 120
93 Sanford School Hockessin 120
94 Salesianum School Wilmington 120
95 BancroftConstruction Wilmington 120
96 Marlette Funding Wilmington 110

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