Sabiedrība ar ierobežotu atbildību "ADDO Serviss" is a Latvian limited liability company registered in 2015. Its primary line of business is other cleaning activities (NACE 81.23). In 2025 the company reported €619K in revenue and employed approximately 11–25 people, placing it in the small-enterprise tier. Revenue declined 5% year-over-year, indicating a contracting operation.