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# Companies in Rochester, NY

Pick an industry to see the bigger companies headquartered in Rochester, NY, what they do and how big they are.

By Enrich.chat Editorial. Updated October 22, 2026.

## Industries in Rochester

- [Construction Companies in Rochester](https://enrich.chat/companies-in/rochester-ny/construction/): Construction
- [Advertising Agencies in Rochester](https://enrich.chat/companies-in/rochester-ny/advertising-services/): Advertising Services
- [Real Estate Companies in Rochester](https://enrich.chat/companies-in/rochester-ny/real-estate/): Real Estate
- [Hospitals and Health Care Organizations in Rochester](https://enrich.chat/companies-in/rochester-ny/hospitals-and-health-care/): Hospitals and Health Care
- [Financial Services Companies in Rochester](https://enrich.chat/companies-in/rochester-ny/financial-services/): Financial Services
- [Software Companies in Rochester](https://enrich.chat/companies-in/rochester-ny/software-development/): Software Development

**Short answer:** Browse the bigger companies headquartered in Rochester, NY by industry. Each page lists up to 25 of the biggest by headcount range, what they do and how big they are.

## Key takeaways

- Each page lists up to 25 of the biggest companies in one industry.
- Sizes are ranges, never exact headcounts.
- Ask your AI agent to use www.enrich.chat to find the people at any of them.

## Frequently asked questions

### How are the companies chosen?

Companies shown have a working website that matches their name and list Rochester, NY as their headquarters. The biggest by headcount range come first.