The 100 Largest Companies In Delaware For 2020

by Chris Kolmar
Biggest Companies, Rankings - 9 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.

What’s The Largest Company In Delaware?

Dupont is the largest company headquartered in Delaware based on our database of 10 million resumes. It has 46,000 employees. See the full table or the methodology below.

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 100 largest companies, but first, here’s a look at the top 10:

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

DuPont comes in at the top, with more current employees than any other company in the state. 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 108 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 100 biggest companies in Delaware ranked.

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

Detailed List Of The 100 Biggest Companies In Delaware

Rank Company City Employees
1 DuPont Wilmington 46,000
2 Integrity Staffing Solutions Newark 26,000
3 W. L. Gore and Associates Newark 9,535
4 University of Delaware Newark 9,190
5 Swissport Holding Wilmington 9,140
6 Delaware Capital Formation Wilmington 8,387
7 State of Delaware Wilmington 7,760
8 Utility Holding Wilmington 7,426
9 Mountaire Farms Millsboro 7,000
10 The Chemours Company Wilmington 7,000
11 Navient Wilmington 6,700
12 Syngenta Wilmington 5,134
13 Centrica Wilmington 4,955
14 Shiloh Industries Wilmington 3,600
15 Hotel Dupont Wilmington 3,000
16 Port Of Wilmington Wilmington 3,000
17 Kent General Hospital Dover 2,600
18 Staley Holdings Wilmington 2,100
19 Numotion Newark 2,032
20 Avision Wilmington 2,000
21 Delphi Financial Group Wilmington 1,964
22 Burris Logistics Milford 1,831
23 Beebe Healthcare Lewes 1,759
24 Kao America Wilmington 1,500
25 IRC Wilmington 1,450
26 Prince Telecom New Castle 1,300
27 Sallie Mae Bank Newark 1,200
28 Dover Downs Gaming & Entertainment Dover 1,145
29 WSFS Bank Wilmington 1,116
30 YMCA of Delaware Wilmington 1,055
31 Saint Francis Healthcare Wilmington 1,000
32 Taghleef Industries Newark 940
33 Chesapeake Utilities Dover 903
34 NGK North America Wilmington 820
35 Intervet Millsboro 800
36 Sentinel Transportation Wilmington 760
37 Delaware Park Wilmington 720
38 Nanticoke Memorial Hospital Seaford 706
39 Allstates Technical Services Newark 700
40 Incyte Wilmington 700
41 Horizon Services Wilmington 700
42 Allen Family Foods Seaford 630
43 Ltd. Direct Marketing Wilmington 600
44 XONEX Relocation New Castle 570
45 Trinity Logistics Seaford 570
46 Brandywine School District Wilmington 517
47 Patterson-Schwartz Real Estate Hockessin 480
48 Iron Hill Brewery & Restaurant Wilmington 420
49 LabWare Wilmington 360
50 InterDigital Wilmington 330
51 SevOne Newark 300
52 United Electric Supply Wilmington Manor 300
53 Artesian Water Newark 225
54 Morris Nichols Arsht & Tunnell Wilmington 210
55 Marlette Funding Wilmington 200
56 Wilmington Friends School Wilmington 180
57 Potter Anderson & Corroon Wilmington 180
58 Morris James Wilmington 180
59 Psychotherapeutic Services Dover 180
60 Woodbridge School District Bridgeville 178
61 Caravel Academy Bear 175
62 NURSES N KIDS New Castle 175
63 Milford Center Milford 175
64 Kutz Home Wilmington 175
65 Ursuline Academy Wilmington 175
66 Gilpin Hall Wilmington 175
67 Fifer Orchards Camden 175
68 Austin D Baltz Elementary School Wilmington 175
69 Grotto Pizza Rehoboth Beach 175
70 Tower Hill School Wilmington 175
71 Delaware Technical Community College Dover 175
72 Modern Maturity Center Dover 175
73 The Mary Campbell Center Wilmington 175
74 Nixon Uniform Service & Medical Wear New Castle 175
75 Parcels Wilmington 175
76 Maple Dale Country Club Dover 175
77 Bunting & Murray Construction Selbyville 175
78 FALCON STEEL AMERICA Wilmington 175
79 Bottle & Cork Dewey Beach 175
80 Metachem Products New Castle 175
81 HELMARK STEEL Wilmington 175
82 Dover Police Dept. Dover 175
83 Independent Newspapers Dover 175
84 Ptm Mfg Newark 175
85 Speakman New Castle 175
86 R C Fabricators Wilmington 175
87 Ion Power New Castle 175
88 Del Memorial Bridge New Castle 175
89 Wayman Fire Protection Wilmington 175
90 The Cottage Cafe Bethany Beach 175
91 CROWELL Newport 175
92 Testing Machines New Castle 175
93 Bayshore Ford New Castle 175
94 Delaware Cadillac Wilmington 175
95 Diver Chevrolet Wilmington 175
96 Frederick Ford Seaford 175
97 Porter Automotive Group Newark 175
98 PRICE AUTOMOTIVE GROUP New Castle 175
99 Custom Decorative Mouldings Greenwood 175
100 Bear Trap Dunes Ocean View 175

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