# What does Contlo use?

Contlo (contlo.com) shows public evidence of 7 tools, according to runsonwhat (last checked 2026-10-16).

- Industry: Software
- Size: 51–200 employees
- Based in: Newark, United States
- LinkedIn: https://www.linkedin.com/company/contlo

## Edge & Hosting

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Amazon Route 53](https://www.runsonwhat.com/reverse/route53) | DNS | DNS records |  |
| [Amazon CloudFront](https://www.runsonwhat.com/reverse/cloudfront) | CDN & Edge | Custom domain |  |

## Go-to-market

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [ReadMe](https://www.runsonwhat.com/reverse/readme) | Support & Docs | Custom domain |  |

## Company Ops

| Tool | Category | Evidence | Since |
|---|---|---|---|
| [Google Workspace](https://www.runsonwhat.com/reverse/google-workspace) | Workspace | Email records |  |
| [SendGrid](https://www.runsonwhat.com/reverse/sendgrid) | Email Delivery | Email records |  |
| [Mailchimp Transactional](https://www.runsonwhat.com/reverse/mandrill) | Email Delivery | Email records |  |

## FAQ

### What tools does Contlo use?

As of October 2026, runsonwhat has found 7 tools at Contlo (contlo.com) in public records. Edge & Hosting: Amazon Route 53 and Amazon CloudFront. Go-to-market: ReadMe. Company Ops: Google Workspace, SendGrid and Mailchimp Transactional. Last checked October 16, 2026.

### What email provider does Contlo use?

Contlo uses Google Workspace for email and office software, according to runsonwhat (October 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 398,966 companies runsonwhat tracks.

### What does Contlo use for customer support?

Contlo uses ReadMe for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found ReadMe through a subdomain that points at ReadMe. ReadMe is used by 1,158 companies runsonwhat tracks.

### Does Contlo use SendGrid?

Yes. runsonwhat found SendGrid at Contlo through email records that authorize SendGrid. SendGrid is a Email Delivery tool used by 191,628 companies runsonwhat tracks.

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

The companies with the stacks most like Contlo's are SoPost, Chaossearch, Bazaarvoice and Agari Data, according to runsonwhat (October 2026). Each shares 4 to 6 tools with Contlo, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

### How does runsonwhat know what Contlo uses?

runsonwhat reads public records only. Of the 7 tools at Contlo, 3 were found through email records, 2 through DNS records and 2 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and contlo.com about monthly.


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Source: runsonwhat, https://www.runsonwhat.com/company/contlo.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.