HOLOS's tech stack
What does HOLOS use?
HOLOS (holoschange.com) uses at least 9 tools we can see from public records, including Microsoft 365 for email and documents, Squarespace for its website, Mailchimp for marketing and SendGrid for email delivery. Last checked .
- Industry
- Management Consulting
- Size
- 51–200 employees
- Based in
- Sutton Abinger, United Kingdom
- Founded
- 2014
- Company page
- Tools found
- 9
- Categories
- 5
- Layers
- 3 of 5
- Last checked
- Oct 2026
HOLOS'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.
Application
2 tools, what the product is built with
Media & UI
Go-to-market
3 tools, how they find and keep customers
Website & CMS
Company Ops
4 tools, what the team runs on day to day
Email Delivery
HOLOS tech stack FAQ
What tools does HOLOS use?
As of October 2026, runsonwhat has found 9 tools at HOLOS (holoschange.com) in public records. Application: Adobe Fonts and Lottie. Go-to-market: Mailchimp and Squarespace. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 16, 2026.
What email provider does HOLOS use?
HOLOS uses Microsoft 365 for email and office software, alongside Google Workspace, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365. Microsoft 365 is used by 701,679 companies runsonwhat tracks.
What is HOLOS's website built with?
HOLOS uses Squarespace for its website, according to runsonwhat (October 2026). runsonwhat found Squarespace through a subdomain that points at Squarespace and DNS records. Squarespace is used by 33,296 companies runsonwhat tracks.
What marketing software does HOLOS use?
HOLOS uses Mailchimp for marketing, according to runsonwhat (October 2026). runsonwhat found Mailchimp through Mailchimp code on holoschange.com. Mailchimp is used by 113,148 companies runsonwhat tracks.
Does HOLOS use SendGrid?
Yes. runsonwhat found SendGrid at HOLOS through email records that authorize SendGrid. SendGrid is a Email Delivery tool used by 191,042 companies runsonwhat tracks.
How does runsonwhat know what HOLOS uses?
runsonwhat reads public records only. Of the 9 tools at HOLOS, 3 were found through email records, 3 through code on holoschange.com, 2 through DNS records 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 holoschange.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.