Startup Deep Dive : Numer8 — how a bootstrapped startup turns satellite data into a fishing advisory

Numer8 Analytics Private Limited was incorporated in Mumbai on 18 April 2018 with paid-up capital of ₹1.03 lakh, and from that sliver of capital it built a bridge between two worlds that rarely meet: Europe’s Sentinel Earth-observation satellites and NASA ocean sensors on one side, and India’s small-boat fishermen on the other. Its app, OFish, reads more than ten ocean parameters from space each day and tells a fisherman where the fish are likely to be, so he burns less diesel finding them.

Here is the contradiction the company lives inside. It carries the endorsement of the United Nations World Food Programme, the European Space Agency and the World Bank, yet it has never raised a conventional venture round; it remains bootstrapped and grant-fed, with a company-stated turnover of about ₹1.5 crore in 2022 against ₹6 lakh in 2018. This deep dive follows that gap between backing and balance sheet, and asks whether satellite data can be turned into a durable business when your customer is among the poorest workers in the country.

Quick facts

What they do

Numer8 sells ocean intelligence to people who fish for a living. Its flagship product, OFish (listed on Google Play as N8 OFish), takes satellite and sensor data, turns it into a daily map of likely fishing zones, and packages weather, sea-state and market tools around it. The founders describe the ambition as a “bait to plate” model: keep the fisherman profitable at sea, and give the buyer traceable, quality seafood on the plate.

• Primary customers: small and artisanal marine fishermen and their cooperatives, initially in Maharashtra and Kerala, with pilots extending to Sri Lanka (Down To Earth).
• Secondary customers: direct-to-consumer seafood buyers and fisheries authorities that want catch traceability.
• Core promise: identify fish concentrations near a user’s port so boats spend less time and fuel searching (Forbes India, Down To Earth).
• Wider aim: map the product to UN Sustainable Development Goals 2, 12 and 14 (zero hunger, responsible consumption, life below water), the framing ESA and the WFP selected it for (National Maritime Foundation).

The origin

Devleena Bhattacharjee did not start with fish. She is a data scientist with more than fifteen years of experience applying analytics to business problems, and her first venture was a risk-intelligence platform that used satellite imagery for the insurance industry. That earlier company taught her the one thing that would later define Numer8: pictures from space, read correctly, can price real-world risk that people on the ground cannot see.

She founded Numer8 on her own — the company was incorporated as a One Person Company in 2018, consistent with her account of starting solo in 2017. The founding insight arrived when she pointed the same satellite-reading skill at the ocean. India has one of the world’s largest small-scale fishing populations, and those fishermen were making high-stakes decisions — when to sail, how far, in which direction — with almost no data, guessing at fuel-hungry journeys in an ocean being reshaped by climate change. Bhattacharjee’s bet was that the free, public feeds from Europe’s Copernicus programme and NASA could be refined into an answer cheap enough for a fisherman to buy. Nandhini Karthikeyan, a software engineer based in Singapore, met her through an online machine-learning course, joined in May 2018 and became chief technology officer in April 2020, giving the analytics a product to live in.

The struggle years

Numer8 did not open its doors as a fisheries company. In its first months it was a general data-analytics shop, taking whatever work paid the bills — clients in media and in restaurants, according to the founders. Turnover in 2018 was about ₹6 lakh, the kind of number that describes a consultancy surviving month to month rather than a startup scaling.

Two hard constraints shaped the early years, and neither has fully gone away.

• The pivot away from paying work (late 2018): after Bhattacharjee’s December 2018 stint with ESA’s Copernicus Master’s programme, the company redirected itself towards fishing communities — a market with real need but very little ability to pay, walking away from the general-analytics revenue that had kept it alive (Forbes India).
• A customer with almost no cash: the target user is among the lowest-income workers in India, so the company could not simply set a price and grow. It had to keep subscriptions to a few hundred rupees and lean on grants to cover the gap, which is why it stayed bootstrapped rather than venture-funded.
• Trust and literacy on the shore: persuading fishermen to act on an app’s advice, in local languages and often on basic phones, is slow, field-by-field work that no amount of satellite accuracy shortcuts.

These were not dramatic near-death moments so much as a long, quiet squeeze: a genuinely useful product aimed at a market structurally short of money.

The turning point

The turn came in 2019, when Numer8 stopped selling analytics in the abstract and shipped OFish — a single app a fisherman could hold in his hand. The before-and-after is stark in the company’s own numbers. Turnover moved from ₹6 lakh in 2018 to about ₹1.5 crore in 2022, a roughly twenty-five-fold rise over four years, on the back of a product rather than one-off consulting projects. Just as important, the app gave the company a field record of impact it could take to funders: OFish users saw operational costs fall by about 4% and sales margins rise by about 10%, per reporting in Down To Earth. That combination — a real product with measurable savings — is what converted grant interest into repeated backing from the UN World Food Programme, ESA and the World Bank, and what let a solo-founded analytics shop reposition itself as a climate-tech company for the ocean economy.

The money behind it

Numer8 is not a venture story, and it is important to say so plainly. The company describes itself as bootstrapped, funded through grants, prize money and programme support rather than priced equity rounds. Aggregators place total disclosed funding at well under half a million dollars, with one grant reported at about $59,200; there is no public valuation.

• Grant and programme backers named across sources: Financial Inclusion Lab, Fit 4 Start (Luxembourg), EIT Food, ESA BIC Prague, Copernicus Incubation, Tech Emerge and the Bharat Inclusion Initiative (Tracxn, CB Insights, YourStory).
• Institutional endorsements: the United Nations World Food Programme, the European Space Agency and the World Bank have supported the work — endorsements that matter more than their cash value because they open doors to fisheries authorities and coastal programmes (Forbes India).
• Government innovation route: in 2021 Numer8 was selected under ISRO’s ANIC-ARISE programme to develop affordable marine communication systems for fishing vessels, supporting search-and-rescue and weather alerts (National Maritime Foundation).
• What each changed: the accelerator and space-agency programmes supplied the satellite-data pipeline and credibility; the financial-inclusion backers pushed the insurance-and-loans layer; ISRO extended the work from advisory into safety hardware.

The trade-off is clear. Grants keep the mission intact and dilution near zero, but they do not fund the kind of aggressive, subsidised customer acquisition that a VC-backed rival could deploy.

How it makes money

OFish is built as three stacked businesses on one data spine, so the money can come from more than the fisherman’s thin wallet.

• Subscriptions (money in from fishermen): OFish advisory is sold on subscription at roughly ₹700 to ₹2,200, depending on the tier (Forbes India). This is the most direct revenue line and the hardest to scale, because the buyer has little cash.
• Marketplace / market linkage (money in from buyers): OFish connects fishermen to direct-to-consumer seafood companies — Licious, FreshToHome and Fresca Fish are named partners — taking the catch closer to the buyer and cutting out layers of middlemen (Forbes India).
• Finance and insurance access (money in from institutions): by recording verified trip and catch data, OFish can hand banks and insurers the risk information they need to lend to, and insure, fishermen who were previously invisible to them.
• Traceability (the part people miss): OFish generates QR codes and, per Down To Earth, uses a blockchain-style backend so a buyer can trace a fish from boat to plate. Traceability is where a low-margin advisory app can become valuable to high-margin exporters and retailers who must prove provenance.

The cost side is dominated by data engineering and field operations. The satellite feeds themselves are largely free public data; the expensive parts are turning them into reliable daily advisories and doing the on-the-ground work of signing up and training scattered fishing communities.

The numbers

Numer8 is a private micro-company, and its filed accounts are published by aggregators only as bands, so this section reports what is verifiable and flags what is not. Figures below are company-stated turnover where marked and regulatory bands where marked. Unit is ₹ crore unless noted.

• Growth: turnover rose from ₹6 lakh (2018) to about ₹1.5 crore (2022), the founders’ stated figures; they have publicly targeted ₹10 crore within three years of that milestone (Forbes India).
• Capital: authorised capital ₹15 lakh, paid-up capital ₹1.03 lakh (ZaubaCorp / Tofler) — a deliberately lean equity base.
• Profit or loss: not publicly disclosed; no audited profit or loss figure is available in aggregator records as of September 2026.
• Users: about 7,000 active app users as reported around 2023 (Forbes India).

Where the money comes from

Two splits explain this business better than a single revenue line.

• By payer: the fisherman pays the least (a few hundred to a couple of thousand rupees a year), while the larger economic value sits with buyers, lenders and insurers who want the catch data — the marketplace and finance layers, not the advisory subscription, are where scale economics could eventually live.
• By geography: early operations concentrated on the Maharashtra and Kerala coasts, with pilots reaching Sri Lanka (Down To Earth). The addressable market is India’s long coastline and its very large small-scale fishing workforce.
• By product line: advisory is the anchor, but the company has deliberately diversified into alternative coastal livelihoods — notably seaweed cultivation with partner ClimaCrew, and community work with the MAVIM initiative in Maharashtra (Forbes India).

The surprise is that the paying user and the value-bearing customer are not the same person. Numer8’s real product may be verified fisheries data, sold to institutions, with the fisherman’s app as the sensor network that generates it.

The risks

• Willingness and ability to pay: the core user is low-income, so subscription revenue is capped by structural poverty. If grant funding slows before the marketplace and finance layers mature, the model is exposed — this is the central tension of a bootstrapped, grant-fed company.
• Grant dependence and concentration: reliance on programmes from the WFP, ESA, World Bank and accelerators means priorities can shift with donor cycles, and the absence of a venture balance sheet limits the company’s ability to outspend better-funded rivals on distribution.
• The limits of technology itself: a marine scientist quoted by Down To Earth cautioned that technology alone cannot deliver safe and sustainable fishing without catch limits and regulation — better fishing advice can, at the margin, intensify effort on stressed stocks unless paired with governance.
• Field execution and adoption: the advantage lives in on-the-ground trust with dispersed fishing communities on basic devices; that is slow, expensive to build and easy for a well-capitalised competitor or a government app to erode.

The takeaway

Numer8’s lesson is not about fish; it is about who pays for impact. The company took free public satellite data and pointed it at a market that desperately needed it but could barely afford it, and it survived by refusing to pretend the fisherman was a rich customer. Instead it built the fisherman’s app as a data-collection layer, and lined up the people who can actually pay — buyers, lenders, insurers and donors — behind it. The transferable idea for any founder serving low-income users is this: separate the person you serve from the person who pays, design a data asset that the second group values, and use patient, non-dilutive capital to survive the years it takes to connect the two. It is a slower road than a venture sprint, and it may never produce a large exit, but it keeps both the mission and the ownership intact.

Frequently asked questions

What does Numer8 do?

Numer8 Analytics Private Limited is a Mumbai-based ocean-data company. Its app OFish reads satellite and sensor data to give fishermen daily fishing-zone advisories, weather and sea-state information, plus a marketplace and access to finance and insurance, aiming to make small-scale fishing more profitable and traceable.

Who founded Numer8?

Data scientist Devleena Bhattacharjee founded the company, incorporating it in Mumbai in April 2018 (she says she started solo in 2017). Software engineer Nandhini Karthikeyan joined in May 2018 and became chief technology officer in April 2020; both are directors.

How much funding has Numer8 raised?

Numer8 is bootstrapped and grant-funded rather than venture-backed. Aggregators put total disclosed funding at under half a million dollars, including a grant reported at about $59,200, from backers such as Financial Inclusion Lab, EIT Food, ESA BIC Prague, Tech Emerge and the Bharat Inclusion Initiative, with programme support from the UN WFP, ESA and the World Bank. No valuation is public.

How does OFish make money?

Through fisherman subscriptions of roughly ₹700 to ₹2,200, a marketplace linking catch to direct-to-consumer buyers such as Licious and FreshToHome, and by supplying verified catch data that helps banks and insurers serve fishermen. Traceability via QR codes is a further value layer for buyers.

How big is Numer8 financially?

It is a micro-company. Company-stated turnover rose from about ₹6 lakh in 2018 to roughly ₹1.5 crore in 2022, with a stated target of ₹10 crore within three years. Paid-up capital is ₹1.03 lakh, and profit or loss figures are not publicly disclosed.

Sources

Figures are as of September 2026. Currency converted at $1 ≈ ₹96.0 as of 18 September 2026 (Trading Economics).

• Forbes India — “Devleena Bhattacharjee and Nandhini Karthikeyan: Occupying tech-driven aquaculture space with Numer8” (2023)
• Down To Earth — “How technology is helping Indian, Sri Lankan fishermen amid climate change patterns” (2020)
• National Maritime Foundation — profile of Ms Devleena Bhattacharjee (2021)
• ZaubaCorp — Numer8 Analytics Private Limited, CIN U74999MH2018PTC308209 (accessed September 2026)
• Tofler — Numer8 Analytics Private Limited, incorporation and financial bands (accessed September 2026)
• Tracxn — Numer8 company profile, funding and revenue band (accessed September 2026)
• CB Insights — Numer8 funding and financials (accessed September 2026)
• YourStory — Numer8 Analytics company and investor profile (accessed September 2026)
• Google Play — N8 OFish: Fishing Advisory app listing (accessed September 2026)

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