| # | Company | Employees |
|---|---|---|
| 1 |
Kennesaw State Universitykennesaw.edu
Public university offering undergraduate, graduate, and doctoral degrees with diverse student body and strong research and entrepreneurial focus. |
7,750 |
| 2 |
Enercon Services, Inc.enercon.com
Multi-discipline engineering and environmental services for power generation, transmission, renewable energy, microgrids, and industrial sectors with safety focus. |
1,942 |
| 3 |
Automated Logic Corporationautomatedlogic.com
Provider of innovative building automation and control systems specializing in energy and comfort management, integrating multiple subsystems to create custom solutions for various clients |
1,347 |
| 4 |
EcoEnergy Insightsabound.carrier.com
The company provides AI and IoT solutions for building and equipment operations, offering predictive insights through data analysis for enhanced efficiency and comfort |
1,115 |
| 5 |
Artivion, Inc.artivion.com
A global leader in developing and supplying medical devices and implantable tissues for cardiac and vascular surgical procedures, specializing in aortic repair |
975 |
| 6 |
Auto Plus Auto Partsautoplusap.com
A leading distributor in the US for automotive aftermarket parts, tools, and accessories, with a commitment to excellence and customer service |
970 |
| 7 |
MCCmcconseil.qc.ca
A management consulting firm specializing in improving productivity in manufacturing industries with over 25 years of experience |
811 |
| 8 |
KNAPP North Americaknapp.com
Global provider of intelligent automation solutions for intralogistics & manufacturing in various sectors, dedicated to simplifying complexity and driving warehouse automation forward |
737 |
| 9 |
Circet USAcircetusa.com
A top builder of network infrastructure offering services in design, engineering, construction, and maintenance of telecommunication networks |
667 |
| 10 |
NOVA Engineering and Environmental, LLCusanova.com
A multi-disciplinary company providing environmental consulting, geotechnical engineering, construction materials testing, structural engineering assessments, building enclosure consulting, and building code compliance services |
500 |
| 11 |
InformDatainformdata.com
Background screening solutions provider empowering CRAs with reliable and efficient people-data to drive down total cost of ownership |
452 |
| 12 |
CryoLife, Inc.artivion.com
A global leader in manufacturing and distributing medical devices for aortic repair, offering innovative solutions to cardiac and vascular surgeons worldwide |
409 |
| 13 |
eBryIT, Inc.ebryit.com
An organization offering a wide range of IT products and services, including design, procurement, implementation, and support, with a large geographical coverage and diverse solution set |
339 |
| 14 |
Crane Nuclearcranenuclear.com
A leading provider of valves, valve testing products, and maintenance services for nuclear power plants worldwide, focusing on safety and reliability |
320 |
| 15 |
Kennesaw State University - Michael J. Coles College of Businesscoles.kennesaw.edu
Provides accredited business education with highly ranked Executive MBA and online MBA programs, serving over 7,000 students in Georgia. |
318 |
| 16 |
Atlanta Bonded Warehouse Corporationatlantabonded.com
Provider of temperature-controlled distribution services for over 60 years, offering award-winning facilities, exceptional service, and in-house carrier service in the Southeast |
315 |
| 17 |
Plateau Excavation, Inc.plateauexcavation.com
A company in the Southeast specializing in infrastructure and site development, offering pre-construction services, utility expertise, and cost-efficient solutions for clients |
233 |
| 18 |
LendingPoint™lendingpoint.com
A financial technology platform offering financing solutions to various customers, including e-commerce partners, lending institutions, and consumers, with fraud prevention and risk management algorithms |
228 |
| 19 |
Kennesaw State University - College of Science and Mathematicscampus.kennesaw.edu
Preparing students through innovative academic experiences in physical sciences, life sciences, and mathematics, with a focus on research and career readiness |
178 |
| 20 |
RUBICON TECHNICAL SERVICES - RTSrubicontechservices.com
Rubicon Technical Services provides nationwide commissioning services for critical facilities, focusing on electrical, mechanical, controls infrastructure, and mission-critical industries |
177 |
| 21 |
MicroBiltmicrobilt.com
It provides alternative credit data and risk management solutions, including credit reports, fraud detection, and identity verification for businesses. |
174 |
| 22 |
Kennesaw State University Norman J. Radow College of Humanities and Social Sciencescampus.kennesaw.edu
A diverse college at Kennesaw State University offering over 80 programs, degrees, certificates, and minors, focused on Liberal Arts education |
173 |
| 23 |
Martin Concrete Construction, Inc.martinconcrete.com
Specializing in concrete and tilt-up construction projects such as multi-story buildings, logistics facilities, insulated panels, floor repair, and crane services with 30 years of experience |
172 |
| 24 |
Carl Black of Kennesaw - Chevrolet Buick GMC Truckscarlblackkennesaw.com
A leading fleet and commercial vehicle provider specializing in trucks, offering fleet pricing, dedicated account managers, and top-tier Chevrolet Buick GMC services in Georgia |
166 |
| 25 |
Innovative Business Consultants
Specializing in recruiting IT, network, engineering, and quality control professionals for telecommunications, food manufacturing, medical device, and government industries |
160 |
| 26 |
Old Republic Aerospace (ORAE)oldrepublicaerospace.com
Leading aviation insurance provider with 40 years of experience, offering creative risk solutions, strong financial stability, and superior service to clients |
152 |
| 27 |
Castles Technology North Americacastlestech.com
A global leader in card acceptance technologies, providing innovative payment solutions for finance, retail, hospitality, laundry, and transportation industries worldwide |
76 |
| 28 |
Tri-Pharma Inc.tri-pharma.com
Specialty pharmaceutical and medical supply wholesaler providing rapid response times and superior customer service to healthcare facilities in time critical situations |
29 |
| 29 |
Apotheos Roasteryapotheosroastery.com
Craft coffee producer specializing in roasting premium coffee blends and creating exceptional cold brew beverages |
9 |
| 30 |
Win Tech Incwin-tech.net
Manufacturer of machinery located in Georgia, specializing in high-quality products and services for various industries |
5 |
| 31 |
GreenEnergy GlobalGreenEnergyGlobal.com
An energy efficient solutions company offering green energy cost reduction solutions to reduce energy usage and spend for businesses nationwide |
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 Oct 24, 2026.
The same list elsewhere in United States
- The largest companies in the United States 91,669
- The largest companies in California 12,813
- The largest companies in New York State 10,485
- The largest companies in Texas 8,086
- The largest companies in Florida 4,945
- The largest companies in Illinois 4,175
- The largest companies in Pennsylvania 3,110
- The largest companies in Massachusetts 3,093
- The largest companies in Georgia 2,632
- The largest companies in Ohio 2,618
- The largest companies in New Jersey 2,569
- The largest companies in Virginia 2,503
- The largest companies in Michigan 2,346
- The largest companies in North Carolina 2,174
- The largest companies in Alabama 1,806
- The largest companies in Washington State 1,785
- The largest companies in Colorado 1,774
- The largest companies in Minnesota 1,700
- The largest companies in Maryland 1,527
- The largest companies in Wisconsin 1,482
- The largest companies in New York 6,920
- The largest companies in San Francisco 2,030
- The largest companies in Houston 1,791
- The largest companies in Chicago 1,668