Calstrs's tech stack
What does Calstrs use?
Calstrs (calstrs.com) uses at least 30 tools we can see from public records, including Microsoft 365 for email and documents, Apollo.io for sales, Google Analytics for analytics and New Relic for monitoring. Last checked .
- Industry
- Government Administration
- Size
- 1,001–5,000 employees
- Based in
- West Sacramento, United States
- Founded
- 1913
- Company page
- Tools found
- 30
- Categories
- 14
- Layers
- 5 of 5
- Last checked
- Oct 2026
Calstrs'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.
Edge & Hosting
1 tool, where the bytes are served from
CDN & Edge
Application
8 tools, what the product is built with
Data & Observability
3 tools, what they measure and store
Monitoring
Go-to-market
3 tools, how they find and keep customers
Company Ops
15 tools, what the team runs on day to day
Collaboration
People & HR
Finance & Legal
Security & Compliance
Companies like Calstrs also use
Tools common among companies with a similar stack that we haven't found at Calstrs.
Companies with a stack like Calstrs's
Ranked by shared tools, with rare tools counting more.
ThousandEyesSoftware · 1,001–5,000 people12in common
Netsmart Technologies, Inc,Health Information Technology15in common
LeidosSpace · 1,001–5,000 people9in common
WK Kellogg CoFood Production · 1,001–5,000 people9in common
Ochsner HealthHealthcare · 10,000+ people14in common
HCA Florida Gulf Coast HospitalHealthcare · 10,000+ people4in common
HCA HealthONE Colorado Complete Health for WomenHealthcare · 51–200 people4in common
HCA HealthONE Presbyterian St. Luke'sHealthcare · 201–1,000 people4in common
More Government Administration companies
Other Government Administration companies we've checked.
Calstrs tech stack FAQ
What tools does Calstrs use?
As of October 2026, runsonwhat has found 30 tools at Calstrs (calstrs.com) in public records. Edge & Hosting: Cloudflare. Application: jQuery, Google Fonts and Vimeo. Data & Observability: Google Analytics, Google Tag Manager and New Relic. Go-to-market: Google Ads and Apollo.io. Company Ops: Microsoft 365, Google Workspace and reCAPTCHA. Last checked October 7, 2026.
What sales tools does Calstrs use?
The sales tools runsonwhat has found at Calstrs are Apollo.io (October 2026); no CRM shows up in Calstrs' public records. runsonwhat found Apollo.io through Apollo.io code on calstrs.com. Apollo.io is used by 10,628 companies runsonwhat tracks.
What email provider does Calstrs use?
Calstrs uses Microsoft 365 for email and office software, alongside Google Workspace and 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 694,676 companies runsonwhat tracks.
What analytics tools does Calstrs use?
Calstrs uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on calstrs.com. Google Analytics is used by 840,603 companies runsonwhat tracks.
What does Calstrs use for hiring and HR?
Calstrs uses SAP SuccessFactors for hiring and HR, according to runsonwhat (October 2026). runsonwhat found SAP SuccessFactors through a DNS verification record for SAP SuccessFactors. SAP SuccessFactors is used by 3,140 companies runsonwhat tracks.
What monitoring tools does Calstrs use?
Calstrs uses New Relic for monitoring, according to runsonwhat (October 2026). runsonwhat found New Relic through New Relic code on calstrs.com. New Relic is used by 16,251 companies runsonwhat tracks.
Does Calstrs use jQuery?
Yes. runsonwhat found jQuery at Calstrs through jQuery code on calstrs.com. jQuery is a Frontend tool used by 889,452 companies runsonwhat tracks.
Which companies have a tech stack similar to Calstrs's?
The companies with the stacks most like Calstrs' are ThousandEyes, Netsmart Technologies, Inc,, Leidos and WK Kellogg, according to runsonwhat (October 2026). Each shares 9 to 15 tools with Calstrs, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.
How does runsonwhat know what Calstrs uses?
runsonwhat reads public records only. Of the 30 tools at Calstrs, 15 were found through code on calstrs.com, 12 through DNS records and 3 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and calstrs.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.