SiftStack raises $42M
SiftStack closed a $42 million Series B to turn telemetry into actionable decisions — a sign investors are backing companies that bridge raw mobile/telemetry signals and operational analytics. The raise underscores continued VC interest in mobile analytics stacks. (x.com/DevCuration/status/2037297830361006371)
The company announced the new financing on March 25, 2026 and said the round was led by StepStone with participation from GV, Riot Ventures, Fika Ventures and CIV, bringing Sift’s total capital raised to $67 million. (prnewswire.com) Sift is headquartered in El Segundo, California and was founded by former SpaceX engineers Austin Spiegel and Karthik Gollapudi. (siftstack.com) Named customers include K2 Space, Astranis, Impulse, United Launch Alliance (ULA) and Parallel Systems, plus several undisclosed enterprise defense programs. (siftstack.com) The product pitches a unified observability layer that ingests audio, video, logs and high-frequency sensor telemetry to produce AI-ready diagnostics and real‑time insights for hardware engineering teams. (prnewswire.com) Sift traces back to a 2023 seed round that raised $7.5 million as the founders spun out telemetry tooling experience from SpaceX to build an end-to-end hardware data stack. (streetinsider.com) Trade and tech outlets that picked up the announcement include PR Newswire, Yahoo Finance, Morningstar and SpaceNews, which framed the company as focused on aerospace, robotics and other mission‑critical industries. (prnewswire.com)
