CROWNROCK MAINTENANCE & ENGINEERING PTE. LTD.UEN 201542234W Copy ?Singapore's unique identifier for an entity in the public record. Learn more Status: InactiveSingapore Company details Company type?The legal or entity type recorded by the relevant source. Learn more Local Company Registration date3 Dec 2015 SSIC code?Singapore's classification code for a company's principal business activity. Learn more 71121 — BUILDING MAINTENANCE Secondary SSIC43210 — BUILDING MAINTENANCE Data sources Company records