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MasterGuardian® is manufacturing quality and innovative alarms since 1982. MasterGuardian® introduced the first worldwide microprocessor-based car alarm in 1985 which has changed the concept of vehicle protection for ever. 2003 MasterGuardian® surprised again the world with the first Fingerprint alarm system with a Friendly user concept and a design acclaimed in all international Exhibitions. 2009 MasterGuardian® showed the innovative MGC WEB alarm incorporating a webserver and TCP/IP communication. MasterGuardian® products are being used by over one million users trusting Portuguese technology. 30 years later MasterGuardian® is working carefully to deserve Your Trust.

MasterGuardian Questions

The MasterGuardian annual revenue was $6 million in 2026.

The NAICS codes for MasterGuardian are [9221, 92219, 922190, 922, 92].

The SIC codes for MasterGuardian are [92, 922].

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