Pranos Fusion

Pranos Fusion is developing a novel approach to nuclear fusion, the same process that powers the sun, by focusing on magnetic confinement fusion (MCF) with a distinct methodology. The company is working on a compact, spherical tokamak architecture. Its strategy diverges from conventional designs, aiming for quicker iterations at a smaller scale and with lower capital expenditure. This approach is structured in a three-stage plan: first, design and simulation; second, the construction of a compact, lab-scale magnetic confinement device to test and optimize plasma control; and third, scaling up to a commercial fusion reactor. A core component of their strategy is 'Jenga,' a digital twin platform that integrates physics with engineering systems to shorten the cycle between simulation, building, and testing. By leveraging advanced plasma software and machine learning algorithms, Pranos aims to reduce design and simulation time from months down to approximately ten days.

The startup's primary business model is the eventual sale of its fusion technology. The ultimate goal is to provide a clean, reliable baseload power source to the grid, which is a significant advantage over intermittent renewables like solar and wind. The technology promises to produce energy without greenhouse gases or long-lived radioactive waste, using deuterium (found in seawater) and tritium as fuel. The company has been incubated at the Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR) in Bengaluru and has a core team of six members and six advisors. Pranos secured seed funding of approximately $417K in a round on May 14, 2025, from investors including the Startup India Seed Fund (SISF) and Rahul Seth of Industrial47, a deep-tech fund.