{"changes":[],"country":"US","description":"","domain":"m4-engineering.com","employees":null,"founded":null,"fundingTotalQuarantined":false,"githubOrg":null,"githubStars":null,"industry":"unknown","investors":[],"lat":33.769016,"lng":-118.191604,"location":"long beach, ca, usa","name":"M4 ENGINEERING, INC.","rounds":[{"amountQuarantined":false,"amountUsd":1500000,"currency":"USD","date":"2024-01-01","investors":[],"leadInvestor":null,"source":{"fact":"round","publisher":"sbir","retrievedAt":"2026-05-05","status":"attributed","url":null},"status":"attributed","type":"grant","url":null}],"slug":"m4-engineering-com","sources":[{"fact":"round","publisher":"sbir","retrievedAt":"2026-05-05","status":"attributed","url":null},{"fact":"existence","publisher":"m4-engineering.com","retrievedAt":"2026-05-05","status":"self-reported","url":"https://m4-engineering.com"},{"fact":"description","publisher":"m4-engineering.com","retrievedAt":"2026-05-05","status":"self-reported","url":"https://m4-engineering.com"}],"stage":null,"techStack":[],"totalRaisedUsd":1500000,"updatedAt":"2026-05-05"}