The main clients of Ingstroyengineering EOOD are:

                 Ministry of Regional Development and Public Works
                 Ministry of Agriculture and Food
                 Ministry of Environment and Water
                 Ministry of Labor and Social Policy, UNDP roject
                 Roads Agency
                 Bulgarian Ports Infrastructure Company
                 National Railway Infrastructure Company

                 Sofia Municipality
                 Municipality of Varna
                 Municipality of Valchi Dol
                 Municipality of Suvorovo
                 Municipality of Devnya
                 Municipality of Nessebar
                 Municipality of Avren

                 Regional Initiatives Fund
                "Beautiful Bulgaria" Project
                 Projects executed under SAPARD, ISPA and PHARE programs,
                 Operational Programme on "Transport"
                 Operational Programme “Regional Development”

                 'Fraport Twin Star Airport Management 'AD
                 "OMV Bulgaria""Metro Cash & Carry" Bulgaria, "Kaufland "Bulgaria,
                 "Mall Varna"and other private investors.