Transforming Waste,
Powering Green Futures

Keystone Energy is an Indian waste-to-energy and torrefaction technology company operating through Keystone Energy Systems LLP and Keystone Green Energy Pvt. Ltd. Keystone Energy Systems LLP focuses on R&D in its proprietary torrefaction technology, reactor design and technology licensing. Keystone Green Energy Pvt. Ltd. focuses on EPC torrefaction projects, waste-to-charcoal plant setup and large-scale industrial deployment.

Our Milestones

2016

Founded Keystone Energy Systems LLP as an initiative to utilize novel solutions in waste to energy industry

2016

Developed our own waste to electricity gasification technology

2017

Keystone Energy secures contract to build gasification based 500 Tons Per Day Waste to Electricity plant in Srinagar

2021

Keystone Energy develops its own proprietary torrefaction technology

2022

Set up a 50 TPD STP sludge-to-charcoal pilot plant with Delhi Jal Board

2023

Keystone Energy applied for patent for its proprietary torrefaction technology

2024

Keystone Energy sets up a 100 Tons Per Day legacy waste, RDF and biomass to Torrefied Charcoal Plant in Warangal, Telangana

2024

Keystone Energy secures contract to build a 500 Tons Per Day MSW to Torrefied MSW Plant for NTPC Ltd. in Gorakhpur, Uttar Pradesh

2025

Keystone Green Energy Pvt. Ltd. secures contract to build a 200 Tons Per Day Biomass to Torrefied Biomass Plant for TransPacific Engineers in Sangrur, Punjab