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Our Story

The name MAILHEM showcases the true vision of the company – to convert WASTE to GOLD, wherein “MAIL” in Sanskrit stands for WASTE and “HEM” stands for GOLD. At Mailhem Environment Pvt. Ltd., we believe in ‘Disposal of waste at its source of generation’ and have successfully treated over a million tons of solid waste till date, thereby doing our bit towards a cleaner environment by helping mitigate greenhouses gases.


Over the last three decades, Mailhem has achieved countless milestones in our journey to convert waste to gold. We bring you our top milestones and achievements that have marked our evolution and revolution for waste management in India.


Inception of Mailhem Engineers Pvt. Ltd. Under the leadership of Colonel (Retd.) Suresh Rege


1st Slaughter House Project at Al Kabeer, Hyderabad


1st Poultry Litter Biogas Plant at Venkateshwara Hatcheries, Pune


Industrial Canteen Projects at Mahindra & Mahindra and Bajaj Auto, Maharashtra


  • UNDP Funded Project by Ministry of New and Renewable Energy at Vijaywada Municipal Corporation
  • 16 TPD Vegetable Marketyard and 4 TPD Slaughter House Projects for Grid Connected Power Generation


UNDP Funded Project for Chrome Leather Shaving Waste at Tata International Ltd. in Madhya Pradesh


  • 52 Biogas Installations pan India
  • Biogas Plants at Vaishnodevi Temple, J&K
  • Biogas Plants at a World Heritage Site in Hampi, Karnataka


  • ISO Certification
  • 1st Biogas to BioCNG Plant at ITC Foods, Pune
  • Leachate Treatment Plant for Nashik Municipal Corporation


  • 121 Biogas Plants Setup
  • Parliament House Biogas plant
  • Decentralised Biogas Plant for Pune Municipal Corporation and Bangalore Municipal Corporation


  • Inception of Mailhem with the Lhotellier Group (France)
  • 20 Biogas to Power Plants in Tamil Nadu


  • Mailhem Ikos has won the title of Garbage Guru in the India Today’s Safaigiri Summit & Awards, Presented by our Honourable Prime Minister, Shri Narendra Modi on 2nd October 2015.
  • 1st Multisubstrate CBG Project for Clarus Bioenergy, Kolhapur.


  • Incorporation of Nashik Waste Management Pvt Ltd for Execution of 500 TPD
  • Integrated Solid Waste Management Facility at Nashik for 30 years.


  • Research Project at the Calcutta Leather Complex for Tannery Waste
  • Biogas Plant on Pharma Effluent at Anthem Bioscience, Bangalore.
  • Mini Integrated Waste Management Facility at Palava City, Dombivali, Mumbai.


  • 15 TPD Biogas Plant at Indore for Generation of Compressed Biogas (CBG)
  • 200 TPD Integrated Solid Waste Management Project at Kolhapur.


Comprehensive Presence in the Niti Aayog Compendium Dossier for Solid Waste Management in India


  • Executing Compress Bio Gas Projects (CBG) under SATAT Schemes
  • Operational Excellence Award by Indian Biogas Association


  • Slaughter Waste Plant at Ahmednagar
  • Signing of the Concession Agreement for 200 TPD Bio Gas Plant at Bhopal