TL;DR Mauritania is a desert country of about 5.3 million people with a long Atlantic coast, a mining and fishing economy, and gas now flowing. Very little land can be farmed. The ideas that fit serve the ports, fisheries, mines and energy projects, or bring water and power to towns far from the grid.

The market in numbers

  • Population: about 5.3 million in 2025[1].
  • GDP per capita: about US$2,198 in 2025[2].
  • Internet use: about 46% of people were online in 2024, with about 92 mobile subscriptions per 100 people[3][4].
  • Towns: about 61% of people lived in urban areas in 2025[5].
  • Growth: 5.9% in 2024 and about 3.6% in 2025, with iron ore, gold, copper, fisheries and new gas output named as the main resources by the World Bank[6].
  • Farmland: arable land is about 0.4% of total land area[6].
  • Currency: the ouguiya (MRU).

What founders here actually have to work with

Start with the obvious - this is a small market, and the big money sits in a handful of sectors. Mining, fishing and gas[6] bring in contractors, port work and compliance spending, and those buyers pay more reliably than households.

The World Bank's own advice to the government is to put mining money into farming, services and the digital economy[6]. That's a useful hint about where public programmes and donor funds may go next.

Water and power are the everyday problem. With almost no arable land[6] and most people in towns[5], any idea that makes water cheaper or keeps small sites running without diesel has a buyer. Mobile reach is high[4] even though fewer than half use the internet[3], so plan for simple phone-first tools rather than heavy apps. Many business documents are likely to be in Arabic or French [Requires validation].

Ideas that fit Mauritania

These were researched for India. The rupee figures and Indian licences don't transfer, so treat each one as a brief to rework.

Fisheries and the coast

  • Wakeline: Satellite checks that flag fishing boats missing from tracking suit a country with rich fishing grounds to patrol. The buyer is government or a regional body, so sales will be slow.
  • Lostline: Recovering lost nets protects fish stocks. Fisheries projects and donors are more likely to pay than fishers.
  • Frozenproof: Per-trip temperature records help frozen fish exporters settle buyer claims. Start with one exporter and one shipping lane.
  • Pilesight: Underwater surveys of jetty piles suit fishing and mining ports. A yearly contract with one port operator is the way in.
  • Intakeview: Seawater intake checks fit coastal plants that pump seawater, such as power or desalination sites. Find out which plants exist before pitching [Requires validation].

Mining, gas and energy

  • Saltplain: Screening green hydrogen sites for water, power and port access is a niche advisory service. Confirm which projects are active before you build it [Requires validation].
  • Hailward: Site risk checks for solar and wind parks before a deal fit investors looking at desert renewables. Swap monsoon hail for sandstorms and heat.
  • Winterbank: Remote posts that run on diesel, such as mining camps and outposts, are the buyers for stored solar power. This needs real engineering money.
  • Mirrorport: Listen-only monitoring of control networks suits power, water and mining operators that can't risk downtime.

Water and power for towns

  • Saltfree: Solar units that make brackish groundwater drinkable fit desert towns. Test the local water first and keep spares in Nouakchott.
  • Pulpstrip: Paper water-test cards read by phone suit health teams checking wells and tanks.
  • Anchorwatt: Solar at phone towers, with spare daytime power sold to shops nearby, fits towns on weak grids.
  • Pumpwheel: Solar pumps on trailers, booked by the hour, suit small farms where water allows [Requires validation]. Check where farming is actually possible first.

Building in remote places

  • Layerfield: A robot that prints shelters from site soil fits places where bricks are hard to haul. It's an early-stage idea, so treat it as a pilot with a mining or housing partner.

Rules to check before you start

The Investment Promotion Agency of Mauritania (APIM) runs a single window that handles company setup for local and foreign investors[7]. The central bank is the Banque Centrale de Mauritanie[8], which matters for any money moving in or out. National statistics come from ANSADE[9]. I couldn't confirm the tax authority's online services from an official source [Requires validation]. Fishing, mining and energy ideas each carry their own licences [Requires validation].

This is a starting list, not legal advice. Check with a local lawyer or the agency itself.

Questions founders ask

Water testing and services sold to port or mining contractors can start small. Pulpstrip and Pilesight need skills and contacts before they need much capital.

Do foreigners need a local partner to start a company in Mauritania?

I couldn't confirm a local partner rule from an official source. APIM's single window handles setup for foreign investors, so ask them before you commit[7].

Is Mauritania big enough for a startup?

For consumer apps, rarely. For services to fishing, mining and energy, yes, and those skills can travel to Senegal and the wider region later.

Talk to Yash

In Mauritania the best buyers are a few large operators, and getting in front of them takes a sharp pitch. I'm happy to help you shape yours. If you need a hand, you know where to find me.

Talk to Yash →

Sources

  1. World Bank, "Population, total: Mauritania", 2025. https://api.worldbank.org/v2/country/MRT/indicator/SP.POP.TOTL?format=json&mrv=1
  2. World Bank, "GDP per capita (current US$): Mauritania", 2025. https://api.worldbank.org/v2/country/MRT/indicator/NY.GDP.PCAP.CD?format=json&mrv=1
  3. World Bank (ITU data), "Individuals using the Internet (% of population): Mauritania", 2024. https://api.worldbank.org/v2/country/MRT/indicator/IT.NET.USER.ZS?format=json&mrv=1
  4. World Bank (ITU data), "Mobile cellular subscriptions (per 100 people): Mauritania", 2024. https://api.worldbank.org/v2/country/MRT/indicator/IT.CEL.SETS.P2?format=json&mrv=1
  5. World Bank, "Urban population (% of total population): Mauritania", 2025. https://api.worldbank.org/v2/country/MRT/indicator/SP.URB.TOTL.IN.ZS?format=json&mrv=1
  6. World Bank, "Mauritania overview", 2026. https://www.worldbank.org/en/country/mauritania/overview
  7. Investment Promotion Agency of Mauritania (APIM), home page, 2026. https://apim.gov.mr/
  8. Banque Centrale de Mauritanie, home page, 2026. https://www.bcm.mr/
  9. ANSADE, Agence Nationale de la Statistique et de la Démographie, home page, 2026. https://www.ansade.mr/

For illustration only. Names are fictional and ideas hypothetical; sourced facts are real but may be out of date. Nothing here is legal, financial or professional advice, and Yash Khatri is not personally liable for any use of it. Read the full disclaimer.