{"acquisitions":[],"changes":[],"country":"GB","description":"Wireless underwater data transmission via low-frequency electromagnetic tech","domain":"csignum.com","employees":null,"founded":2020,"fundingTotalQuarantined":false,"githubOrg":"csignum","githubStars":null,"industry":"unknown","industrySources":[],"investors":[],"lat":55.900922,"lng":-3.641483,"location":"Bathgate, GB","multiples":[],"name":"CSignum","people":[],"revenues":[],"rounds":[{"amountQuarantined":false,"amountUsd":7668000,"connectionsAmong":[],"currency":"EUR","date":"2025-04-01","investments":[],"investors":[],"leadInvestor":null,"leadInvestors":[],"people":[],"slug":"csignum-com-2025-04-01-series-a","source":{"fact":"round","publisher":"crunchbase","retrievedAt":"2026-05-06","status":"attributed","url":null},"status":"attributed","type":"series-a","url":null}],"slug":"csignum-com","sources":[{"fact":"round","publisher":"crunchbase","retrievedAt":"2026-05-06","status":"attributed","url":null},{"fact":"existence","publisher":"csignum.com","retrievedAt":"2026-05-06","status":"self-reported","url":"https://csignum.com"},{"fact":"description","publisher":"csignum.com","retrievedAt":"2026-05-06","status":"self-reported","url":"https://csignum.com"}],"stage":"series-a","stockCard":{"asOf":"2026-11-09","facts":[],"generatedAt":"2026-11-09","state":"insufficient-evidence","tldr":[]},"techStack":["Cloudflare","WordPress","Kadence WP Kadence 1.5.0","Google Analytics","Google Tag Manager","Site Kit 1.179.0","parallax.js 3.7.2","DoubleClick Floodlight","Cloudflare Bot Management","CookieYes 3.5.0","Vercel Speed Insights","WP Engine"],"totalRaisedUsd":10800000,"traction":[],"updatedAt":"2026-05-06","valuations":[]}