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# Companies in Pittsburgh, PA

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

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

## Industries in Pittsburgh

- [Construction Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/construction/): Construction
- [Software Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/software-development/): Software Development
- [Real Estate Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/real-estate/): Real Estate
- [Hospitals and Health Care Organizations in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/hospitals-and-health-care/): Hospitals and Health Care
- [IT Services Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/it-services-and-it-consulting/): IT Services and IT Consulting
- [Advertising Agencies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/advertising-services/): Advertising Services
- [Nonprofit Organizations in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/non-profit-organizations/): Non-profit Organizations
- [Financial Services Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/financial-services/): Financial Services
- [Consulting Firms in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/business-consulting-and-services/): Business Consulting and Services
- [Insurance Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/insurance/): Insurance
- [Facilities Services Companies in Pittsburgh](https://enrich.chat/companies-in/pittsburgh-pa/facilities-services/): Facilities Services

**Short answer:** Browse the bigger companies headquartered in Pittsburgh, PA 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 Pittsburgh, PA as their headquarters. The biggest by headcount range come first.