SAMIZDATA is a data storytelling consultancy.

We research, write and build data tools for media organisations, NGOs and other public-benefit institutions.

Let's talk! What we do

SAMIZDATA is an independent data journalism studio led by Nicu Calcea, a journalist with 16 years' experience in media. Here are some of the things he has worked on.

Clients and bylines

  • BBC News
  • New Statesman
  • VICE
  • Global Witness
  • Transport & Environment
  • Infogr8

Investigations and research

Original reporting, document-heavy research, and data-led investigations built to stand up to scrutiny and publication.

Commission a story
UK PR firms increased fossil fuels lobbying since Paris Agreement
Global Witness 2025

UK PR firms increased fossil fuels lobbying since Paris Agreement

Fossil fuel lobbyists flood COP30 climate talks in Brazil, with largest ever attendance share
Global Witness 2025

Fossil fuel lobbyists flood COP30 climate talks in Brazil, with largest ever attendance share

The UK government met with oil lobbyists every day last year
Global Witness 2024

The UK government met with oil lobbyists every day last year

Cost of living: If no one comes, we close early, says pub
BBC News 2022

Cost of living: If no one comes, we close early, says pub

Tory MPs would be over £1m worse off in six months with Boris Johnson’s second job ban
New Statesman 2021

Tory MPs would be over £1m worse off in six months with Boris Johnson’s second job ban

Big tech watches you as you read the news
Press Gazette 2021

Big tech watches you as you read the news

Is the Eat Out to Help Out scheme encouraging unhealthy eating?
New Statesman 2020

Is the Eat Out to Help Out scheme encouraging unhealthy eating?

Interactive tools

Calculators, explainers, and maps designed to help readers explore complex stories through direct interaction.

Let's talk about your vision
Roots of resistance
Energy prices: How much will you pay from January?
How much territory does Ukraine control? Use this interactive map to find out
How big is the gender pay gap in the mining industry in Britain and who are the worst offenders?
Personal inflation calculator: how do you compare to the rest of Britain?
Where are industries clustered in the UK?
Mapping the unequal impact of Brexit
Business Benchmark on Farm Animal Welfare report 2022

Training

Workshops for newsrooms and NGOs on data literacy, investigative workflows, and ethical visualisation techniques.

See our free resources

Data explorers

Searchable databases and public-interest lookup tools that turn messy records into something people can actually use.

Plan a data product
OpenLobbying
OpenMoney.md

Get in touch

Whether you have a massive dataset or just the seed of an idea, let's talk about it.

Direct email mail@samizdata.co
Social media

LinkedIn

Location

London, UK