# What does FirstEnergy use?

FirstEnergy (firstenergycorp.com) shows public evidence of 17 tools, according to runsonwhat (last checked 2026-11-10).

- Industry: Electricity Supply Company
- Based in: United States
- Founded: 1892
- LinkedIn: https://www.linkedin.com/company/firstenergy-corp

## Application

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [jQuery](https://www.runsonwhat.com/reverse/jquery) | Frontend | Website code |  |
| [Google Fonts](https://www.runsonwhat.com/reverse/google-fonts) | Media & UI | Website code |  |
| [Font Awesome](https://www.runsonwhat.com/reverse/fontawesome) | Media & UI | Website code |  |

## Data & Observability

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Analytics](https://www.runsonwhat.com/reverse/ga) | Analytics | Website code |  |
| [Google Tag Manager](https://www.runsonwhat.com/reverse/gtm) | Analytics | Website code |  |
| [Medallia](https://www.runsonwhat.com/reverse/medallia) | Analytics | Website code |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Ads](https://www.runsonwhat.com/reverse/google-ads) | Ads & Pixels | Website code |  |
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | Website code |  |
| [The Trade Desk](https://www.runsonwhat.com/reverse/tradedesk) | Ads & Pixels | Website code |  |
| [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt) | Ads & Pixels | Website code |  |
| [Adobe Experience Manager](https://www.runsonwhat.com/reverse/adobe-aem) | Website & CMS | Website code |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | DNS verification records |  |
| [Proofpoint](https://www.runsonwhat.com/reverse/proofpoint) | Security & Compliance | Email records |  |
| [Adobe](https://www.runsonwhat.com/reverse/adobe) | Collaboration | DNS verification records |  |
| [Webex](https://www.runsonwhat.com/reverse/webex) | Collaboration | DNS verification records |  |
| [Usercentrics](https://www.runsonwhat.com/reverse/usercentrics) | Security & Compliance | Website code |  |
| [Cisco Secure Email](https://www.runsonwhat.com/reverse/cisco-email) | Security & Compliance | Email records |  |

## Recent changes at FirstEnergy

- 2026-11-02: started using [StackAdapt](https://www.runsonwhat.com/reverse/stackadapt)

## FAQ

### What tools does FirstEnergy use?

As of November 2026, runsonwhat has found 17 tools at FirstEnergy (firstenergycorp.com) in public records. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics, Google Tag Manager and Medallia. Go-to-market: Google Ads, Meta Pixel and The Trade Desk. Company Ops: Microsoft 365, Proofpoint and Adobe. Last checked November 10, 2026.

### What email provider does FirstEnergy use?

FirstEnergy uses Microsoft 365 for email and office software, according to runsonwhat (November 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 737,883 companies runsonwhat tracks.

### What analytics tools does FirstEnergy use?

FirstEnergy uses Google Analytics for analytics, alongside Google Tag Manager and Medallia, according to runsonwhat (November 2026). runsonwhat found Google Analytics through Google Analytics code on firstenergycorp.com. Google Analytics is used by 904,373 companies runsonwhat tracks.

### What is FirstEnergy's website built with?

FirstEnergy uses Adobe Experience Manager for its website, according to runsonwhat (November 2026). runsonwhat found Adobe Experience Manager through Adobe Experience Manager code on firstenergycorp.com. Adobe Experience Manager is used by 4,223 companies runsonwhat tracks.

### Does FirstEnergy use jQuery?

Yes. runsonwhat found jQuery at FirstEnergy through jQuery code on firstenergycorp.com. jQuery is a Frontend tool used by 927,324 companies runsonwhat tracks.

### Has FirstEnergy changed tools recently?

Yes. On runsonwhat's rechecks, FirstEnergy started using StackAdapt (latest on November 2, 2026). A change counts only between two checks of firstenergycorp.com done the same way.

### Which companies have a tech stack similar to FirstEnergy's?

The companies with the stacks most like FirstEnergy's are Gap Canada, Janie & Jack, Banco Bci Perú and Genentech, according to runsonwhat (November 2026). Each shares 5 to 9 tools with FirstEnergy, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what FirstEnergy uses?

runsonwhat reads public records only. Of the 17 tools at FirstEnergy, 12 were found through code on firstenergycorp.com, 3 through DNS records and 2 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and firstenergycorp.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/firstenergycorp.com (updated November 2026). Counts are companies with direct public evidence of the tool (DNS records, certificates, website code, a real-browser crawl, subprocessor lists), so they are lower bounds. Methodology: https://www.runsonwhat.com/methodology.