Coralogix, which offers developers real-time insights for logs, metrics, and security data, raises $55M Series C led by Greenfield Partners
Context & Ripple Effects
Coralogix's $55M Series C is the middle step of a funding arc the corpus traces end to end: the company had raised $25M in September 2020 alongside a real-time analytics feature launch, and this round — led by Greenfield Partners — extends its platform from AI-analyzed logs into metrics and security data. The later coverage shows where it landed: a $142M Series D within a year, then a $115M Series E at a $1B+ valuation in 2025 and a $200M Series F at $1.6B in 2026.
Read against that arc, the Series C matters because it is the round at which Coralogix broadened from a logs product into a full observability stack — the positioning that carried it to unicorn scale and a planned ~$100M India investment five years on.
First-order effects
- Coralogix gains $55M from Greenfield Partners to scale a platform that now spans logs, metrics, and security data — moving it from a single-signal logs vendor toward full observability.
Second-order effects
- Adding security data to logs and metrics puts Coralogix in the same buying conversation as dedicated security-analytics and monitoring vendors, forcing those competitors to defend accounts that previously bought only log analysis.
Third-order effects
- The trajectory from this $55M round to a $1.6B Series F shows observability consolidating around multi-signal platforms, where capital scale itself becomes the moat for ingesting and analyzing ever-larger volumes of machine data.
The trend: Observability is consolidating into well-capitalized multi-signal platforms, with Coralogix's round-by-round escalation from Series C to a $1.6B valuation as one data point.