Construction  Diagnostic  Centre Pvt. Ltd. ( CDC) is a consultancy & a construction material testing laboratory offering Non Destructive / Material  Testing ( NDT ), Quality Control, & Repair / Rehabilitation Consultancy services.
An offshoot of a parent company viz ‘Ranade Consultants’, a firm established in 1960, CDC draws on its vast and rich experience in Structural / RCC / Project Management & Architectural consultancy. CDC is the ONLY firm offering all civil engineering-related Consultancy & Testing services under one roof. It boasts of cutting edge technology and sound infra-structure.
CDC enjoys ISO – 17025 accreditation from NABL for Non Destructive Testing. CDC has been accredited for maximum  numbers of ND tests in India.

CDC’s Head Office  is located in the heart of Pune city, and a Branch Offices in Surat, Gujrat & Mumbai.

The laboratory is furnished with NDT and construction material testing equipment, which can support both in-house experimental studies and field evaluation studies while the office is equipped with complete structural analysis and CAD software.