Incorporated in 2001, Techknowgreen Solutions Limited, previously known as Techno Green Environmental Solutions, provides environmental consulting services.

Techknowgreen Solutions is one of the first companies in India to provide environmental IT solutions through software applications and compliance solutions.

The company has three verticals:

1. Consulting: This includes environmental impact assessment, sustainability reporting, and climatology; environmental compliance; environmental due diligence: site assessment phase, chemical analysis phase, and remediation, DPR and designing which includes STP, ETP., WTP, SWM, remediation, Air Pollution Control (Urban), HWM, EPR, and Renewables; Training and sensitization; and Environment crime investigation.
2. Infor Tech: This includes wastewater management: STP, ETP, Zero Liquid discharge (ZLD); Air quality: developed products such as YUKA Yantra for indoor Air and virtual chimney for ambient Air purification; Solid Waste: BIOGAS, organic composter; Remediation: Soil, decontamination, hazardous waste. Information Technology: Software development, KYC (Know your compliance), Intelligent decision support system (IDSS); Applications: ROCO footprint, E-catalyst, and mass plantation applications for MPCB; and IoT: data communication interface for applications and software.
3. Research Policy and Engineering: This includes Carbon capture, storage, and utilization (CCUS), modeling Blue Carbon, Carbon sink, Carbon and methane - neutrality and Climate resilience, Wastewater trading, circular economic wetland technology, Advanced Oxidation process (AOP), nature-based solutions (NBS), environmental surveillance, Compliance monitoring, Big data, Cost and health benefit analysis (CBA), analysis of Alternatives, policy screening.

Techknowgreen's clientele comes from government, semi-government organizations, MNCs, large companies, mid-size companies, and MSMEs.