Columbus is the state capital and the most populous city in the U.S. state of Ohio. With a population of 898,553 as of 2019 estimates, it is the 14th-most populous city in the United States, the second-most populous city in the Midwest after Chicago, Illinois, and the third-most populous state capitol after Phoenix, Arizona and Austin, Texas. It is the core city of the Columbus, OH Metropolitan Statistical Area, which encompasses ten counties. With a population of 2,106,541, it is Ohio's second-largest metropolitan area. Columbus is the county seat of Franklin County. The municipality has also annexed portions of adjoining Delaware and Fairfield counties. Named for explorer Christopher Columbus, the city was founded in 1812, at the confluence of the Scioto and Olentangy rivers, and assumed the functions of state capital in 1816. The city has a diverse economy based on education, government, insurance, banking, defense, aviation, food, clothes, logistics, steel, energy, medical research, health care, hospitality, retail, and technology. The metropolitan area is home to the Battelle Memorial Institute, the world's largest private research and development foundation; Chemical Abstracts Service, the world's largest clearinghouse of chemical information; NetJets, the world's largest fractional ownership jet aircraft fleet; and Ohio State University, one of the largest universities in the United States. As of 2018, the city has the headquarters of five corporations in the U.S.
| # | Company | Locations in Columbus | Job ads/yr |
|---|---|---|---|
| 1 | Allied Universal | 1,826 | |
| 2 | Domino's Franchise | Whitehall, Columbus | 1,532 |
| 3 | JPMorgan Chase | Grove City, Worthington | 1,334 |
| 4 | OhioHealth | 887 | |
| 5 | Ohio State University Physicians | Bexley | 826 |
| 6 | Oracle | 819 | |
| 7 | JPMorganChase | Bexley, Columbus | 811 |
| 8 | Lowes | Franklin | 757 |
| 9 | Deloitte US | 644 | |
| 10 | Community Health Systems | Franklin | 513 |
| 11 | California Rehabilitation Institute | Grandview Heights | 482 |
| 12 | Huntington National Bank | 479 | |
| 13 | CVS Health | 458 | |
| 14 | humana | 392 | |
| 15 | Alphabe Insight | Bexley | 379 |
| 16 | Mars | Franklin, Worthington | 375 |
| 17 | Ryder | 365 | |
| 18 | Cardinal Health | 329 | |
| 19 | American Electric Power | Worthington | 305 |
| 20 | Southcoast Behavioral Health | Blacklick Estates | 293 |
| 21 | Walgreens | 286 | |
| 22 | Insight Global | 279 | |
| 23 | Chipotle Mexican Grill | 272 | |
| 24 | RR Donnelley | Grove City | 267 |
| 25 | Nationwide Mutual Insurance Company | Worthington | 253 |
Number of companies with job ads mentioning the technology