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Castlight Health
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
At a glance
- Founded
- 2008
- Headquarters
- San Francisco, United States
- Listing
- IPO 2014
- Sector
- Health Tech & Medtech
- Power Law
- Unicorn$1–10B valuation tierThoroughbred$100M+ revenue
Latest news
Press, funding announcements and product moves mentioning Castlight Health.
Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed1 investor entered at this stage
Series B and later7 investors entered at this stage
- EFEmployee Stock Option Fund (ESO Fund)
U.S. Venture Partners- CCCleveland Clinic
Maverick Ventures
Morgan Stanley- OIOak Investment
- WTWellcome Trust
Source: Dealroom Talent Intelligence.
Alumni founders
Former Castlight Health employees who went on to found companies, sorted by Dealroom signal score.
FHForm HealthEst. 2019
Evan RichardsonUnited States
VHVanna HealthEst. 2021
Giovanni ColellaUnited States
LHLyra HealthEst. 2015
David EbersmanUnited States
DHDevoted HealthEst. 2017
Edward ParkUnited States
BRBrightlineEst. 2019
Naomi AllenUnited StatesGlobal footprint
team presence
across markets
Patents
2 active patent families included in this estimate.
A patent family groups patent filings for the same invention. Source: Dealroom · PatSnap.
Investments and acquisitions
Disclosed deals where Castlight Health was the backer or acquirer, 2015–2017. Toggle between venture rounds, M&A, or both. The map below is grouped by the target company's sector — the colored pill on each chip is the round type.
3 deals across Castlight Health's capital deployment.
Where the deals concentrate by sector, stage, and decade.
Where Castlight Health deploys vs peers
Each axis is a Dealroom topic tag — picked from the cluster's most-tagged themes. Values are normalized per axis: the peer with the highest tag-coverage on that axis sits at the edge, others scale relative to them. Toggle between M&A, venture, or both.
Castlight Health's portfolio, mapped.
Each chip is one company. Pill colour shows round type — green for Seed, blue for Series A, purple for B/C+, pink for late-stage, amber for M&A. Bigger sectors keep their full list behind “+ N more”.
Market sentiment
An AI-synthesised read of the highest-engagement posts about Castlight Health on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
See Castlight Health on the full Dealroom platform
Live deal flow, founder pedigree, hiring signals, revenue trajectory, and the full cap table.