SBPL
Sustainablity | Seed
Kolkata, India
Sundarban Chemicals Pvt. Ltd. (SBPL) is a clean water startup revolutionizing wastewater management with its HERFOM electrochemical systems. Its plug-and-play HERFOM CS and Electro-Fenton reactors treat 1–100 KLD, cut BOD by up to 90%, COD by 90%, and provide 99% disinfection—with minimal chemicals, full automation, and easy compliance.
With 50+ units deployed (including its first export) across hospitals, hotels, plants, and workshops, Generates recurring revenue via electrodes and AMC, Targeting ₹1 Crore monthly revenue milestone by March 2026. Led by experienced engineers and water-tech entrepreneurs, SBPL is poised to transform decentralized wastewater management in India.
Core Team
Sashanka Sekhar Mandal
Director | R&D
PhD, Department of Chemical and Biochemical Engineering, IIT Patna
Expertise in Electrochemical Advanced Oxidation Processes(EAOPs), Molecular modeling and Controller Design.
Suvadeep Panty
Director | Product Dev.
Mechanical Engineer,Priyadarshini College of Engineering | Graduate Marine Engineer, Samundra Institute of Maritime Studies
Expertise in system design & integration, Sensor Integration, and product development, Experienced in maintaining and handling Chemical Cargo Ships over 5 years
Surajit Kundu
CEO
BBA, Maulana Abul Kalam Azad University of Technology, West Bengal
Entrepreneur In the Water Treatment Industry with 12 years experience.
Key Highlights
Revenue (FY'26 Till Aug)
INR 78 Lacs
3-4 Patents to be filed
in next 2-3 months
Order Book Value
80 Lacs
Chemical Oxygen Demand (COD) reduction
(up to 90%) at low OPEX within 8 minutes
PAT Positive
Projected Revenue (FY'26)
3 Cr
Key and Current Investors
Key Clientele
Deal Details
Current Deal Round
Seed
Round Size
INR 2 Cr (90 Lacs committed)
Instrument
CCD
Soonicorn Platform Fee
Admin Fee: 2% of investment amount
Carry: 10%
Valuation
Floor: INR 10 Cr| Cap: INR 20 Cr
Discount terms: After 12 months- 10%
Minimum Ticket Size per Investor
INR 3,00,000
*AIF Condition : Consolidated commitment for AIF should be more than INR 25 Lacs to qualify as a valid entry to the cap table
Deal Runners
Shubham Sharma
Documents
Pitch Call Recording
Media
Sundarban Chemicals : Powering a Clean Water Revolution through Electrocoagulation Technology
India’s water crisis is intensifying, with over 1.4 billion people and rapid urban expansion straining already limited and polluted water resources. Traditional water treatment systems, dependent on chemicals and high infrastructure costs, often fall short in performance, sustainability, and compliance. This is where Sundarban Chemicals, a Kolkata-based clean-tech startup, is redefining the landscape with its cutting-edge electrocoagulation (EC) solutions.
