Doha Technical Laboratories (DTL) is an independent 3rd party material testing and commercial laboratory which is classified as Grade A by Ministry of Environment of the State of Qatar. We are accredited to ISO/IEC 17025:2017 and meet over 600 tests parameters and still expanding to meet the needs and demands of our respectable clients. We have qualified and experienced engineers that supervise full time in DTL and its technicians are suitable and qualified to carry out tests in accordance with recognized testing standards. All laboratory equipment are of well-known manufacturer and in accordance to BS / ASTM / APHA / AASHTO / USEPA / Other international standards with valid calibration certificates which are done in a timely manner.