
Rema Subramanian
Co-Founder & Managing Partner
Firm strategy, fundraising, AI, digital infrastructure and agritech
LinkedIn profile ↗India / Direct investor

Science, technology and entrepreneurs. Investing at the edge.
Early-stage investor in digital technology and deep science, backing companies from technical breakthrough to commercial adoption.
Connect Now01 / The fund
Scientific or engineering breakthroughs with a credible path to commercial use. The firm backs founders across energy hardware, synthetic biology, agriculture, advanced materials, AI infrastructure and diagnostics, alongside digital businesses.
The current official FAQ gives initial cheques of $500K-$2M, with reserves for follow-on rounds. The team works with founders on product strategy, hiring, customer access and later fundraising.
Fund III was marketed with a $150M target in 2023-24. MacArthur's January 2026 impact report lists $60M for the fund. These records are not treated as interchangeable final-close figures; a current definitive final-close amount was not verified.
Read the official investment approach ↗02 / Portfolio
36 distinct companies in the current official portfolio list, across Funds I-III. The site marks 12 as exits. This is a listed-company count, not the broader forty-plus lifetime headline. DTT groups the companies by technology.

String Bio pioneers climate-friendly manufacturing through its advanced synthetic biology platform.
Fund I, Fund II
Holding source
D-Nome is an award-winning synthetic biology company delivering point-of-care molecular diagnostics.
Fund II
Holding source
MyoWorks is a materials science company pioneering high-performance, plant-based leather for sustainable fashion - using a circular, waste-mushroom-based process.
Fund II
Holding source
Niramai revolutionises breast cancer screening with its proprietary AI-powered thermal imaging technology.
Fund I
Holding source
Piatrika is a deep-tech platform accelerating seed research and discovery - helping plant breeders and agri-scientists manage complex breeding pipelines, reduce time-to-variety, and bring better seeds to market faster.
Fund II
Holding source
Pranos Fusion is building compact tokamak reactors for abundant, scalable, and carbon-free power - combining expertise in reactor design, high-temperature superconducting magnets, and computational plasma control.
Fund III
Holding source
OffGrid Energy Labs has commercialised its ZincGel technology - powering energy storage using zinc-based batteries with minimal operating cost, abundant materials, and inherent safety.
Fund II
Holding source
Vimano is building electroconductive membranes for energy transition applications - free of PFAS chemicals, combining high performance with high purity.
Fund III
Holding source
TESSOL is a cold-chain technology company offering superior performance backed by real-time tracking - through proprietary designs and phase-change materials.
Fund I
Holding source
CraftifAI is an embedded AI platform that brings agentic AI to the edge - enabling autonomous, intelligent workflows on embedded hardware across robotics, drones, and industrial vision systems.
Fund III
Holding source
Turiyam is a semiconductor startup building for next-generation AI inference.
Fund III
Holding source
Captain Fresh is a multi-species, multi-geography, technology-driven packaged seafood company serving premium B2B customers across the US and Europe - with recognised global brands including Censea, Koral, Frime, and Senecrus.
Fund II
Holding source
Vegrow is revolutionising the fruit supply chain with its B2B tech-enabled matching platform.
Fund II
Holding source
BigHaat is a full-stack e-commerce platform revolutionising the agri-inputs market - delivering transparency and quality to farmers through extensive digital reach and traceable supply chains.
Fund I
Holding source
Voice Arena (formerly Josh Talks) is building the benchmarking infrastructure needed to evaluate voice AI models across languages and applications as voice AI becomes the primary interface for engaging with AI.
Fund II
Holding source
Agrizy is rebuilding India's food processing supply chain through an asset-light CRDMO model for leading brands in the processed food and wellness space.
Fund II
Holding source
Cropin transforms global agriculture with its AI-driven remote sensing platform - bridging the gap between growers and processors through unparalleled traceability and predictive yield intelligence.
Fund I
Holding source
OneKiraana transforms local retail by giving India's Mom & Pop stores a powerful data intelligence layer and modern logistics infrastructure.
Fund III
Holding source
Saswat is unlocking financial services for India's rapidly digitising supply chains - starting with dairy, where end-to-end digitisation is generating milk production and payments data that traditional lenders never had.
Fund III
Holding source
IBISA is rewriting climate risk insurance - co-creating parametric products with insurers and reinsurers through an AI-powered platform that leverages satellite and climate data to underwrite risk and automate payouts.
Fund II
Holding source
SportVot is building the infrastructure layer for grassroots and recreational sports - live streaming, content production, and player monetisation for the billions who play but rarely make it on screen.
Fund II
Holding source
SuperFone is a neo-telco platform transforming how small businesses connect.
Fund II
Holding source
Rupifi is an embedded financing platform addressing the vast credit gap for micro, small, and medium enterprises in India.
Fund II
Holding source
ERC Eye Care brings clear vision to the underserved through a rapidly expanding chain of low-cost hospitals - delivering affordable, award-winning ophthalmic solutions across Tier-3 cities in Eastern India.
Fund I
Holding source
Krishify connects the heart of Indian agriculture.
Fund II
Current company destination not verified.
Holding source
Project Hero brings digital infrastructure to India's construction sector - giving smaller contractors the tools to manage workflows, win business, and compete in a market long dominated by larger players.
Fund II
Current company destination not verified.
Holding source
MyCaptain is a cohort-based learning platform helping students transition into new-age careers - through structured, mentor-led programmes across design, technology, and creative fields.
Fund II
Holding source
To Be Honest makes vegetable and fruit-based chips using vacuum-frying technology - delivering a healthier, cleaner alternative to conventional snacks without compromising on taste.
Fund I
Holding source
Carmel Organics builds sustainable, traceable supply chains for certified organic herbs, spices, and botanicals - connecting Indian growers to premium global markets.
Fund I
Holding source
Jiny is an assistive UI layer that sits on top of any digital interface - guiding users through workflows and transactions in their own language, using multilingual audio-visual tools.
Fund I
Current company destination not verified.
Holding source
Skillveri uses VR, AR, and haptic simulation to train blue-collar workers - delivering hands-on technical skills at scale, without the cost or risk of on-site training.
Fund I
Holding source
Suma Agro manufactures humic acid-based organic soil amendments using its proprietary Active Humic Technology - improving soil health, nutrient uptake, and crop yields for farmers across India.
Fund I
Holding source
HealthSutra formulates millet-based ready-to-eat and ready-to-cook products - bringing nutritious, functional food to Indian breakfast and snacking occasions.
Fund I
Holding source
Karma Healthcare delivers quality primary care to underserved communities through a scalable digital health model - combining an intelligent technology platform with trained paramedics to reach patients that traditional systems miss.
Fund I
Holding source
Numen is a chronic disease management platform focused on cardiac care - helping patients and providers manage long-term health outcomes through intelligent, continuous monitoring.
Fund II
Current company destination not verified.
Holding source
Agricx uses computer vision and AI to assess the quality of agricultural produce - giving farmers, traders, and processors an objective, instant grading tool directly on their mobile.
Fund I
Current company destination not verified.
Holding source03 / Team & connect

Co-Founder & Managing Partner
Firm strategy, fundraising, AI, digital infrastructure and agritech
LinkedIn profile ↗
Co-Founder & Managing Partner
Agritech, synthetic biology, fusion and deep science
LinkedIn profile ↗
Managing Partner
Portfolio strategy, fintech, enterprise technology and agritech
LinkedIn profile ↗

Vice President - Investments
Semiconductors, materials, quantum, AI infrastructure and energy
LinkedIn profile ↗
Assistant Vice President - Investments
Biotechnology, healthcare, synthetic and industrial biology
LinkedIn profile ↗The official site also lists Vishal Aman as VP Investments, but his linked current profile describes a Chief of Staff role at Cent and says ex-VC. He is not presented as a confirmed current Ankur investment contact. Advisors, finance and operations staff are excluded from this team list.
Official founder contact ↗04 / Fund network
Verified institutional backing is shown below. No individual LP identity was established in the checked sources, so there are no speculative individual portraits.
Fund III LP
$5M active commitment, July 2024, in BII's own fund record.
Investor record ↗Fund III LP
$5M equity investment listed in its January 2026 impact report.
Foundation record ↗Fund III backing approved
$15M equity investment approved in its Q3 FY2023 announcement. Approval is not presented as proof of a fully drawn commitment.
DFC announcement ↗Reported Fund III LP
Identified as an existing backer in August 2024 reporting.
LP reporting ↗