Chandigarh Pollution Testing Laboratory (C P T L) is incorporated in 1997. The Registered office of CPTL is at Plot no. E-126, Industrial Area, Phase-7, Mohali, Punjab. Its laboratory division has accreditation from NABL, recognition from MoEF & CC & PPCB (Punjab Pollution Control Board) and EIA division (i.e. CPTL-EIA) is accredited by QCI/ NABET as Category-A EIA consultancy organization. In addition it has certification from ISO 9001: 2015, ISO 14001: 2015 and OHSAS 18001: 2007. C P T L is a venture of professionally qualified and experienced technical personnel.