REG. NO. 40203384471 · Sabiedrība ar ierobežotu atbildību · REGISTERED 03/03/2022
Ventspils, Ventspils Augsto tehnoloģiju parks 1
SIA GJ4 is a Latvian limited liability company registered in 2022. Its primary line of business is construction of utility projects for electricity and telecommunications (NACE 42.22). In 2025 the company reported €588K in revenue and employed approximately 2 people, placing it in the micro-enterprise tier. Revenue declined 61% year-over-year, indicating a contracting operation.