Harsh Constructions was founded in 1990 by Vilas K. Birari and is a Nashik civil construction and EPC firm. It builds airports, hospitals, institutional buildings and infrastructure. Its services include electro-mechanical, plumbing, fire fighting and fire alarm systems and BMS, alongside civil, interior and turnkey cold storage work. It is registered as a Class-1A contractor with PWD Maharashtra, Karnataka and Madhya Pradesh. It is licensed by the Directorate of Maharashtra Fire Services as a fire-fighting installation (licence 2025/RF-138), detection & suppression (licence 2025/RD-135) and passive protection (licence 2025/RP-21) agency.