{"changes":[{"companyHref":"/c/guardianrf-com","date":"2026-09-24","documentUrl":"https://www.ycombinator.com/companies/guardian-rf","domain":"guardianrf.com","fact":"provenance:description","name":"Guardian RF","new":{"publisher":"Y Combinator","status":"sourced","url":"https://www.ycombinator.com/companies/guardian-rf"},"old":{"publisher":"guardianrf.com","status":"self-reported","url":"https://guardianrf.com"},"publisher":"Y Combinator","reason":null,"retrievedAt":"2026-09-17","slug":"guardianrf-com","status":"sourced","url":"https://whoraisedwhat.com/c/guardianrf-com"},{"companyHref":"/c/guardianrf-com","date":"2026-09-24","documentUrl":"https://www.ycombinator.com/companies/guardian-rf","domain":"guardianrf.com","fact":"provenance:existence","name":"Guardian RF","new":{"publisher":"Y Combinator","status":"sourced","url":"https://www.ycombinator.com/companies/guardian-rf"},"old":{"publisher":"guardianrf.com","status":"self-reported","url":"https://guardianrf.com"},"publisher":"Y Combinator","reason":null,"retrievedAt":"2026-09-17","slug":"guardianrf-com","status":"sourced","url":"https://whoraisedwhat.com/c/guardianrf-com"}],"country":"US","description":"Drone detection for US defense and national security","domain":"guardianrf.com","employees":null,"founded":2024,"fundingTotalQuarantined":false,"githubOrg":null,"githubStars":null,"industry":"cybersecurity","investors":[],"lat":null,"lng":null,"location":null,"name":"Guardian RF","rounds":[{"amountQuarantined":false,"amountUsd":1000000,"currency":"USD","date":"2024-06-01","investors":[],"leadInvestor":null,"source":{"fact":"round","publisher":"yc","retrievedAt":"2026-05-22","status":"attributed","url":null},"status":"attributed","type":"seed","url":null}],"slug":"guardianrf-com","sources":[{"fact":"round","publisher":"yc","retrievedAt":"2026-05-22","status":"attributed","url":null},{"fact":"existence","publisher":"Y Combinator","retrievedAt":"2026-09-17","status":"sourced","url":"https://www.ycombinator.com/companies/guardian-rf"},{"fact":"description","publisher":"Y Combinator","retrievedAt":"2026-09-17","status":"sourced","url":"https://www.ycombinator.com/companies/guardian-rf"}],"stage":"seed","techStack":["Vercel","Next.js","React"],"totalRaisedUsd":1000000,"updatedAt":"2026-05-22"}