How many employees work at Castlight Health?
Castlight Health, Inc. has 447 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -5.1%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About Castlight Health
Castlight is on a mission to make it as easy as humanly possible to navigate healthcare and live happier, healthier, more productive lives. Our health navigation platform connects with hundreds of health vendors, benefits resources, and plan designs, giving rise to the world’s first comprehensive app for all health needs. Please note that all interviews will be scheduled by direct representatives of Castlight with @castlighthealth.com email addresses. Do not send sensitive personal information to any other email addresses when applying for roles at Castlight.
As of December 2025
Castlight Health
workforce metrics
Headcount
447
Avg. Salary
$93.4k
Tenure
3.5yr
Growth Rate
-5.1%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of Castlight Health annual worldwide employee count from 2023 to 2025.
- Castlight Health total number of employees in 2025 was 444, a 5.1% decline from 2024.
- Castlight Health total number of employees in 2024 was 467, a 5.1% decline from 2023.
- Castlight Health total number of employees in 2023 was 491, a 19.7% decline from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of Castlight Health annual active job postings from 2023 to 2025.
- Castlight Health active job postings in 2025 was 10, a 200.0% increase from 2024.
- Castlight Health active job postings in 2024 was 0, a 0% no change from 2023.
- Castlight Health active job postings in 2023 was 0, a 200.0% decline from 2022.
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Employee Sentiment
Sentiment Topics
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