AG audit, s. r. o.

is a Slovak geological services company based in Bratislava, serving clients throughout Slovakia. Its qualified specialists work across engineering geology, hydrogeology and environmental geology, helping customers understand ground conditions before construction and make informed decisions about water resources and land quality. The company conducts engineering and geotechnical investigations for buildings, including drilling, dynamic penetration tests, soil sampling and laboratory analysis.

Its hydrogeological services include groundwater investigations, well-yield testing, water-quality assessment, monitoring systems and expert reports for water-related approvals, such as infiltration and heat-pump projects. AG audit also assesses land contamination, prepares risk analyses, and plans and carries out construction-site dewatering where groundwater affects building works. Field and laboratory testing covers soil classification, geotechnical parameters and groundwater samples.

The company uses its own penetration equipment, including portable systems suited to restricted spaces, and performs work through professionally qualified staff holding Slovak Ministry of Environment credentials. AG audit emphasizes direct communication with responsible specialists and provides services for projects ranging from family homes to larger structures