These Are The 100 Largest Companies In Wyoming

Chris Kolmar
by Chris Kolmar
Biggest Companies, Rankings - 8 months ago

If you live in Wyoming and you’re looking for a job, you have come to the right place.

Because, sure, you can google things like ‘biggest companies in Wyoming’ 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 Wyoming.

Below, we’ll give you a complete list of Wyoming’s 33 largest companies, but first, here’s a look at the top 10:

  1. University of Wyoming
  2. Sheridan College
  3. Jackson Hole Mountain Resort
  4. Cloud Peak Energy
  5. Elkhorn Construction
  6. Admiral Beverage
  7. Wyoming Medical Center
  8. Sierra Trading Post
  9. Wyoming Machinery
  10. Cyclone Drilling, Inc.

University of Wyoming 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 Wyoming

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 Wyoming with at least 100 employees. That left us with 33 companies.

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

As it turns out, University of Wyoming looks to the be the biggest company in Wyoming clocking in with 3,620 employees.

Now, check out how the 33 biggest companies in Wyoming ranked.

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

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Detailed List Of The 33 Biggest Companies In Wyoming

Rank Company City Employees
1 University of Wyoming Laramie 3,620
2 Sheridan College Gillette 2,000
3 Jackson Hole Mountain Resort Teton Village 1,400
4 Cloud Peak Energy Gillette 1,300
5 Elkhorn Construction Evanston 1,300
6 Admiral Beverage Worland 1,189
7 Wyoming Medical Center Casper 1,082
8 Sierra Trading Post Cheyenne 780
9 Wyoming Machinery Casper 764
10 Cyclone Drilling, Inc. Gillette 600
11 Simon Contractors Cheyenne 561
12 Taco John’s Cheyenne 473
13 Trihydro Laramie 301
14 Northwest College Powell 270
15 Ciner Resources Green River 269
16 Cheyenne Newspaper Inc Cheyenne 175
17 Campbell County School District 1 Gillette 175
18 Automation & Electronics Casper 175
19 Home Ventilating Institute Cheyenne 175
20 Teton Pines Wilson 175
21 Y-Tex Cody 175
22 City of Green River Green River 175
23 Cathedral Home for Children Laramie 175
24 Old Baldy Saratoga 175
25 Centennial Park Rock Springs 175
26 Teton County Parks & Rec Dept Jackson 175
27 Parkway Plaza Casper 175
28 Evanston High School Evanston 175
29 North Big Horn Hospital District Lovell 175
30 Teton Mountain Lodge & Spa Teton Village 175
31 Spradley Barr Motors Cheyenne 175
32 KellyWalshHS Casper 175
33 SST Energy Casper 120

For more reading, check out:


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