A. D. Associates is a Mumbai electrical contractor and design/builder. Its installation services cover power distribution, lighting, fire alarms, emergency lighting and access control for commercial, industrial, healthcare, education and government projects. The business was established in 1995 and has support offices in Pune, Bangalore, Haryana, Uttar Pradesh and Chennai. It is licensed by the Directorate of Maharashtra Fire Services as a detection & fire suppression systems agency (licence 2026/RD-129).