Tuv Rheinland Opensky's tech stack
What does Tuv Rheinland Opensky use?
Tuv Rheinland Opensky (tuvopensky.com) uses at least 7 tools we can see from public records, including Microsoft 365 for email and documents, Salesforce for sales, Mailchimp for marketing and SendGrid for email delivery. Last checked .
- Industry
- IT Services
- Size
- 51–200 employees
- Based in
- Littleton, United States
- Founded
- 2007
- Company page
- Tools found
- 7
- Categories
- 5
- Layers
- 2 of 5
- Last checked
- Oct 2026
Tuv Rheinland Opensky's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Go-to-market
3 tools, how they find and keep customers
Sales & CRM
Company Ops
4 tools, what the team runs on day to day
Email Delivery
Workspace
Security & Compliance
Tuv Rheinland Opensky tech stack FAQ
What tools does Tuv Rheinland Opensky use?
As of October 2026, runsonwhat has found 7 tools at Tuv Rheinland Opensky (tuvopensky.com) in public records. Go-to-market: Mailchimp and Salesforce. Company Ops: Microsoft 365, SendGrid and Let's Encrypt. Last checked October 16, 2026.
What CRM does Tuv Rheinland Opensky use?
Tuv Rheinland Opensky uses Salesforce for its CRM, according to runsonwhat (October 2026). runsonwhat found Salesforce through email records that authorize Salesforce. Salesforce is used by 33,410 companies runsonwhat tracks.
What email provider does Tuv Rheinland Opensky use?
Tuv Rheinland Opensky uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 700,621 companies runsonwhat tracks.
What marketing software does Tuv Rheinland Opensky use?
Tuv Rheinland Opensky uses Mailchimp for marketing, according to runsonwhat (October 2026). runsonwhat found Mailchimp through email records that authorize Mailchimp. Mailchimp is used by 113,068 companies runsonwhat tracks.
Does Tuv Rheinland Opensky use SendGrid?
Yes. runsonwhat found SendGrid at Tuv Rheinland Opensky through email records that authorize SendGrid. SendGrid is a Email Delivery tool used by 190,762 companies runsonwhat tracks.
How does runsonwhat know what Tuv Rheinland Opensky uses?
runsonwhat reads public records only. Of the 7 tools at Tuv Rheinland Opensky, 4 were found through email records, 3 through DNS records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and tuvopensky.com about monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.