The largest companies in Idaho Falls span diverse sectors, indicating a varied local economy. Key players include Melaleuca, a wellness company manufacturing personal care products; Idaho National Laboratory, an applied engineering lab focused on energy research and national defense; Kyäni, a global network for nutritional supplements; and Mountain View Hospital, providing comprehensive healthcare services.
The data shows a strong presence of companies involved in health, wellness, and scientific research. Several firms, such as Idaho Environmental Coalition, founded in 2022, and Activated Insights, founded in 2017, represent more recent establishments, while others like Idaho National Laboratory (1949) and Idahoan Foods (1960) have a longer history in the region.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Melaleuca: The Wellness Companymelaleucajobs.com
A wellness company that manufactures and distributes high-quality products directly to consumers, offering the opportunity for additional income without large investment or risk |
9,486 | |||
| 2 |
Idaho National Laboratorylinktr.ee
Applied engineering laboratory supporting energy research, nuclear science, national defense, alternative energy, robotics, computing, biofuels, and infrastructure protection. |
4,009 | |||
| 3 |
Kyänis3.us-west-2.amazonaws.com
Global network offering nutritional supplements and business opportunities focused on wellness, health improvement, and charitable nutrition aid worldwide. |
3,311 | |||
| 4 |
Mountain View Hospitalmountainviewhospital.org
A hospital in Idaho Falls offering exceptional patient care, a full range of services, and a commitment to improving community healthcare |
794 | |||
| 5 |
Activated Insightsactivatedinsights.com
United leading post-acute and long-term care technology companies to deliver mission critical applications and analytics to enable better care. |
673 | |||
| 6 |
North Wind Groupnorthwindgrp.com
A small business leader in environmental management, engineering, construction, scientific consulting, and information technology, with a strong focus on safety and quality services |
661 | |||
| 7 |
Eastern Idaho Regional Medical Centerwwwprod104-eirmc-sitecore-cloud.dpxmedcity.net
A leading medical facility in the region, offering a wide range of healthcare services including specialized care and trauma services |
617 | |||
| 8 |
IDAHO FALLS SCHOOL DISTRICT 91ifschools.org
This K-12 school district in Idaho Falls, Idaho serves over 10,000 students |
466 | |||
| 9 |
Idahoan Foodsidahoan.com
A leading provider of high-quality packaged potato products, working with local growers to offer a range of mashed, hash brown, casserole, and soup products |
434 | |||
| 10 |
College of Eastern Idahocei.edu
Comprehensive community college offering academic degrees, Early College Programs, career technical programs, workforce training, and online learning accredited by NWCCU |
314 | |||
| 11 |
Idaho Environmental Coalitionidahoenvironmental.com
A company managing cleanup operations at Idaho National Laboratory site, reducing environmental liabilities and enhancing mission with DOE partnership |
308 | |||
| 12 |
Elevation Labselevationlabs.com
Beauty manufacturing company with multiple divisions in Idaho and Colorado, known for high quality products and innovative solutions for prestige beauty customers |
196 | |||
| 13 |
Eagle Eye Produceeagleeyeproduce.com
A produce company headquartered in Idaho with operations across the Western US, offering diverse commodity programs, brands, state-of-the-art facilities, and meal solutions |
183 | |||
| 14 |
C-A-L Ranch Storescalranch.com
A retailer providing ranch and home supplies, catering to craftsmen, campers, marksmen, and more with a focus on Western lifestyle |
179 | |||
| 15 |
Westmark Credit Unionwestmark.org
A full-service financial cooperative in Idaho since 1954, offering a broad range of products and services to help members grow financially |
176 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 16 |
Bank of Idahobankofidaho.com
Community bank offering personal and business banking services, SBA lending, mortgage lending, and trust and wealth management services in various regions |
175 | |||
| 17 |
Good 2 Go Storesgood2gostores.com
A company in the Western US operates stores with friendly staff, cold beverages, and sweet treats, aiming to make customers smile and build friendships |
167 | |||
| 18 |
7K Metals - Associate7kmetals.com
This company believes in using silver & gold to help people achieve financial independence, preserve wealth, and live an exceptional life |
162 | |||
| 19 |
Governetgovernet.net
A leading provider of innovative web-based solutions for higher education institutions, specializing in curriculum automation and management systems |
157 | |||
| 20 |
Docutech®docutech.com
An integrated digital mortgage solution provider that accelerates the home closing process by digitizing and streamlining mortgage document creation and delivery |
148 | |||
| 21 |
Idaho Asphalt Supply, Inc.idahoasphalt.com
An Idaho-based company specializing in asphalt and emulsion production, dedicated to continuous improvement in delivering quality products and services |
146 | |||
| 22 |
RS&I Inc.rsiinc.com
This company specializes in providing innovative Authorized Dealer sales programs by partnering with top brands to create opportunities for success |
130 | |||
| 23 |
The Hartwell Corporationthehartwellcorp.com
A trusted advisor offering innovative insurance solutions, surety bonds, and employee benefits to businesses and individuals across the country |
93 | |||
| 24 |
CONRAD & BISCHOFFconradbischoff.com
An oil & energy company located in Idaho Falls, United States, specializing in the production and distribution of energy resources |
51 | |||
| 25 |
B&T Hospitality Management, LLCbthmanage.com
A hotel management company focused on maximizing profitability and guest satisfaction through strategic hospitality investments |
20 | |||
| 26 |
Austin Kade Academyaustinkade.com
A creative learning environment for aspiring hair stylists, make-up artists, and estheticians, focusing on guiding talent and achieving success |
19 | |||
| 27 |
Elevate Fulfillmentelevatefulfillment.com
A company offering premium order fulfillment services for brands at a reduced cost, including international shipping and integrated ecommerce technology |
11 | |||
| 28 |
Allegis Investment Advisorsallegisia.com
SEC-registered Investment Advisor offering flexible solutions for financial advisors to serve clients, grow assets under management, and provide bespoke portfolio services |
7 | |||
| 29 |
Teton Running Companytetonrunning.net
A premier run specialty store in East Idaho, helping runners achieve their goals with custom shoe fittings and accessories, promoting community growth |
4 | |||
| 30 |
RAYCORE SIPsraycore.com
Manufactures pre-insulated Structural Insulated Panels combining polyurethane, studs, & foil radiant air barrier for improved energy efficiency and structural strength |
2 | |||
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How this list is built
Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 13, 2026.
The same list elsewhere in United States
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