# What does Quartet Service Inc. use?

Quartet Service Inc. (quartetservice.com) shows public evidence of 12 tools, according to runsonwhat (last checked 2026-10-06).

- Industry: IT Services
- Size: 201–1,000 employees
- Based in: Toronto, Canada
- Founded: 1998
- LinkedIn: https://www.linkedin.com/company/quartetserviceinc

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Cloudflare](https://www.runsonwhat.com/reverse/cloudflare) | CDN & Edge | Website code |  |
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Meta Pixel](https://www.runsonwhat.com/reverse/meta-pixel) | Ads & Pixels | DNS verification records |  |
| [Google Ad Manager](https://www.runsonwhat.com/reverse/google-ad-manager) | Ads & Pixels | Website config |  |
| [OpenX](https://www.runsonwhat.com/reverse/openx) | Ads & Pixels | Website config |  |
| [Index Exchange](https://www.runsonwhat.com/reverse/index-exchange) | Ads & Pixels | Website config |  |
| [Sharethrough](https://www.runsonwhat.com/reverse/sharethrough) | Ads & Pixels | Website config |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Microsoft 365](https://www.runsonwhat.com/reverse/microsoft-365) | Workspace | Email records, DNS verification records |  |
| [Apple Business](https://www.runsonwhat.com/reverse/apple) | Workspace | DNS verification records |  |
| [Barracuda](https://www.runsonwhat.com/reverse/barracuda) | Security & Compliance | Email records |  |
| [EasyRedir](https://www.runsonwhat.com/reverse/easyredir) | Other traces | Custom domain |  |

## FAQ

### What tools does Quartet Service use?

As of October 2026, runsonwhat has found 12 tools at Quartet Service (quartetservice.com) in public records. Edge & Hosting: Cloudflare and Amazon Route 53. Go-to-market: Meta Pixel, Google Ad Manager and OpenX. Company Ops: Microsoft 365, Apple Business and Barracuda. Last checked October 6, 2026.

### What email provider does Quartet Service use?

Quartet Service uses Microsoft 365 for email and office software, alongside Apple Business, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and a DNS verification record. Microsoft 365 is used by 694,551 companies runsonwhat tracks.

### Does Quartet Service use Cloudflare?

Yes. runsonwhat found Cloudflare at Quartet Service through Cloudflare code on quartetservice.com. Cloudflare is a CDN & Edge tool used by 679,762 companies runsonwhat tracks.

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

The companies with the stacks most like Quartet Service's are Paramount, Whosay, Panorama and Exante Diet, according to runsonwhat (October 2026). Each shares 7 to 10 tools with Quartet Service, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Quartet Service uses?

runsonwhat reads public records only. Of the 12 tools at Quartet Service, 4 were found through DNS records, 4 through website configuration files, 2 through email records, 1 through code on quartetservice.com and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and quartetservice.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/quartetservice.com (updated October 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.