NiNsee

What NiNsee does

NiNsee (Nationaal instituut Nederlands slavernijverleden en erfenis) is a Dutch non-profit foundation (stichting) with ANBI status, founded in 2003 and headquartered in Amsterdam. It is the designated national knowledge institute for the Dutch trans-Atlantic slavery past and its legacy, operating across four domains: education, commemoration, research/archiving, and policy advisory. Core programs include the annual Nationale Herdenking Slavernijverleden on 1 July at Oosterpark Amsterdam (broadcast live on NOS/NPO), Keti Koti Junior for primary schools (700+ students reached in 2026), the nationwide guest speaker program 'Gedeelde geschiedenis in de klas' (60 trained speakers, commissioned by the Ministry of OCW), teacher training days via the Educatienetwerk Slavernijverleden, the Tula Herdenkingsconcert at ITA, and the educational website Slavernij en Jij. The organization also produces publications and the NiNsee Framework for Reparatory Justice, a strategic policy document launched in 2026.

The institute operates a community-led go-to-market centered on diaspora engagement (Afro-Surinaamse, Afro-Caribbean, African diaspora communities), a nationwide network of 16+ local Keti Koti committees, and structured partnerships with major museums, the Universiteit van Amsterdam, and the Landelijk Platform Slavernijverleden. Revenue is derived principally from public-sector grants (Municipality of Amsterdam, Province of North Holland, Ministry of OCW), with ancillary income from donations via Tikkie and ticket sales for commemorative events. NiNsee serves an unusually diverse stakeholder base spanning primary and secondary education, teachers, the general Dutch public, international diaspora communities (Suriname, Caribbean Netherlands, Ghana), and national policymakers, with no commercial product line or equity structure.

A 2020 municipal-commissioned exploration (with IZI Solutions, Museum zonder Muren, and Gemeente Amsterdam) produced the 2021 report 'Met de kracht van de voorouders' toward a potential national museum facility, positioning NiNsee at the center of an emerging institutional infrastructure. As of March 2026, Bianca Groen Gallant serves as director, governance has transitioned from a dagelijks bestuur to a raad van toezicht model, and the organization is preparing for its 25th jubilee in 2027.

Name

NiNsee

Legal name

Nationaal instituut Nederlands slavernijverleden en erfenis (NiNsee)

Website

https://ninsee.nl

Company type

Private

Founded year

2003

Operating status

Operating

Headcount range

1–10 employees

Short description

NiNsee is the Dutch national institute for the trans-Atlantic slavery past and its legacy, delivering education, annual commemoration, research, and policy advisory services to schools, teachers, diaspora communities, and the Dutch government.

Ownership category

akta.pro rank

Product category

Heritage and Cultural Education Services

NAICS

Educational Support Services (611710), Museums, Historical Sites, and Similar Institutions (712)

SIC

Services-Educational Services (8200), Books: Publishing Or Publishing & Printing (2731)

akta.pro industry

PRIMARYEDAGAJAI

Open Lesson Plans & Teaching Units (K–12)

Education/Educational Publishing & Learning Content/Open Educational Resources (OER) & Open Textbooks

SECONDARYEDAGAIAC

Children’s Nonfiction Educational (Science, History, Nature)

Education/Educational Publishing & Learning Content/Children’s & Young Adult Educational Trade Publishing

Keywords

• Heritage education
• Slavery history research
• Commemoration ceremonies
• Teacher training programs
• Cultural museum exploration

Headquarters

HQ city

Amsterdam

HQ country

Netherlands

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B and B2C

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Others, Technology or R&D, Infrastructure

Revenue model

1. Government grants and subsidies: Primary revenue from Dutch government bodies including the Municipality of Amsterdam, Ministry of Education, Culture and Science (OCW), and Province of North Holland. These public funders support the organization's core operations, educational programs, and national commemoration activities.
2. Donations: Individual and organizational donations accepted via Tikkie (iDEAL-based payment). Donations support knowledge collection, management, development and sharing about the trans-Atlantic slavery past and Dutch colonial period.

Go-to-market motion1 record

Distribution channels6 records

Marketing channels7 records

Core offering

NiNsee is a national non-profit knowledge institute that collects, manages, develops, and shares knowledge about the Dutch trans-Atlantic slavery past and its contemporary legacy. It delivers educational programs for primary and secondary schools, teacher training, and the Keti Koti Junior program; organizes the annual Nationale Herdenking Slavernijverleden and the Tula Herdenkingsconcert; produces scholarly publications; and advises the Dutch government on reparatory justice. Activities are distributed through schools, museums, theaters, the institute's websites, and national broadcast media.

Product overview

NiNsee (Nationaal Instituut Nederlands Slavernijverleden en Erfenis) is the National Institute Dutch Slavery Past and Legacy, operating as a non-profit cultural and educational organization rather than a technology product company. The organization offers a portfolio of educational programs, commemorative events, and cultural initiatives centered on Dutch trans-Atlantic slavery history. Core offerings include the annual Nationale Herdenking Slavernijverleden commemoration ceremony, Keti Koti Junior educational programs for primary schools, guest lesson programs (Gedeelde Geschiedenis in de Klas), and teacher training days (Docentendagen). Additional offerings include the Tula Herdenkingsconcert commemorative concert, the Kabra Blauw commemorative product, the Slavernij en Jij educational website, publications on slavery history, and the NiNsee Framework for Reparatory Justice as a strategic policy framework. The organization collaborates with museums, educational institutions, and community organizations across the Netherlands.

Differentiator

Problem solved

Functional benefit

Products and services

• NiNsee Educational Programs
• Nationale Herdenking Slavernijverleden Annual national commemoration ceremony held on 1 July at the National Slavery Monument in Oosterpark, Amsterdam, marking the abolition of slavery in Suriname and the Dutch Caribbean. Free public access and live broadcast on NOS/NPO.
• Keti Koti Junior Annual educational program for primary school students in Amsterdam-Oost and Amsterdam-Noord, featuring lessons, creative workshops, and a culminating Keti Koti Junior Show at Wereldmuseum Amsterdam. Free for participating schools.
• Gedeelde Geschiedenis in de Klas National guest lesson program developed in partnership with Fawaka and Imagine IC, commissioned by the Ministry of Education, Culture and Science, training 60 guest speakers for primary, secondary, and specialized education across the Netherlands.
• Tula Herdenkingsconcert Annual commemorative concert honoring Tula, leader of the 1795 Curaçao slave uprising, presented at Internationaal Theater Amsterdam with ticketed access. Features musical performances and cultural presentations by artists such as Michael Wanga, Pernell Saturnino, and Jean-Jacques Rojer.
• NiNsee Publicaties Publications program producing books, reports, and scholarly works on Dutch slavery history, including titles like 'Alles voor de Vrede,' 'Tula,' 'Kasmoni,' and 'Modeka 13036.'
• Slavernij en Jij Educational website providing foundational knowledge about Dutch slavery history, written by scientists and expert authors, suitable for VMBO-T, HAVO, VWO, and MBO students and the general public.
• NiNsee Framework for Reparatory Justice Strategic framework presenting an integral vision on the impact of trans-Atlantic slavery history, justice, and reparation, serving as the foundation for NiNsee's programs, policy advisory work, and national research agenda on reparatory justice.
• Kabra Blauw Commemorative Delft blue-inspired salt cellar designed by Boris van Berkum in collaboration with Surinaams-Netherlands Winti priestess Marian Markelo, produced by Heinen Delfts Blauw as a souvenir connecting Dutch and Afro-Surinaamse traditions.

Quantifiable outcome

• Over 700 primary school students participated in Keti Koti Junior 2026, a record number, in an educational trajectory on Dutch slavery history and its contemporary impact.
• +2 more outcomes

Named customers3 records

Segments3 records

Ideal customer profiles3 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Partnerships

16 partnerships are on record, tiered core and minor.

• FawakacoreStrategic or Co-development Partner · 1 January 2026Fawaka provides pedagogical and didactic expertise for the 'Gedeelde geschiedenis in de klas' project, commissioned by the Ministry of Education, Culture and Science. Fawaka supports schools in developing world citizenship education, collaborating with NiNsee on guest speaker programs for slavery history education.
• Imagine ICcoreStrategic or Co-development Partner · 1 January 2026Imagine IC is a heritage democracy platform based in Amsterdam Bijlmer that brings content depth, cultural context and multi-voiced perspectives to the 'Gedeelde geschiedenis in de klas' guest speaker project. They contribute expertise in participatory heritage collection.
• Wereldmuseum AmsterdamcoreStrategic or Co-development Partner · 1 January 2026Wereldmuseum Amsterdam hosts the annual Keti Koti Junior event, where hundreds of primary school students participate in educational programming on Dutch slavery history. The museum also collaborated on a Keti Koti lesson package.
• Universiteit van Amsterdam (UvA)coreStrategic or Co-development Partner · 1 January 2026NiNsee and UvA jointly established a Bijzondere leerstoel (special professorship) in Dutch slavery history and heritage, focused on repair and social engagement. The UvA hosts professor Francio Guadeloupe on Public Anthropology of Kingdom Relations, and a new chair in Dutch slavery history is planned for 2027.
• Herdenkingscomité SlavernijverledencoreStrategic or Co-development Partner · 1 January 2025The Herdenkingscomité Slavernijverleden is the primary co-organizer of the annual Nationale Herdenking Slavernijverleden in the Oosterpark, Amsterdam, alongside NiNsee. The partnership is central to NiNsee's core mission of national remembrance and public engagement.
• IZI SolutionscoreStrategic or Co-development Partner · 1 January 2020IZI Solutions is the social innovation bureau collaborating with NiNsee and Museum zonder Muren on the national museum exploration for three centuries of trans-Atlantic slave trade. IZI Solutions leads the Publiek/Educatie/Draagvlak (Public/Education/Support) working group.
• Museum zonder MurencoreStrategic or Co-development Partner · 1 January 2020Museum zonder Muren collaborates with NiNsee and IZI Solutions on the national museum exploration. They lead the Concept working group in the exploration toward a national museum facility about three centuries of trans-Atlantic slavery trade.
• Gemeente AmsterdamcoreOthers · 1 January 2020The Municipality of Amsterdam commissioned and co-funds the national museum exploration in partnership with NiNsee, IZI Solutions, and Museum zonder Muren. The municipality leads the Physical (Fysiek) working group and is responsible for the physical infrastructure challenge.
• Educatienetwerk SlavernijverledencoreStrategic or Co-development PartnerNiNsee collaborates with a network of Amsterdam museums and institutions (Rijksmuseum, Amsterdam Museum, Het Scheepvaartmuseum, Stadsarchief Amsterdam, Tropenmuseum) for annual Docentendagen and educational programming. This network is central to NiNsee's teacher outreach and educational mission.
• De Rode Loper op SchoolcoreStrategic or Co-development PartnerDe Rode Loper op School provides art teachers for the Keti Koti Junior educational trajectory, leading creative processing lessons in which students create poetry, portraits, and abstract art related to Dutch slavery history.
• NoordjecoreStrategic or Co-development PartnerNoordje provides art teachers for the Keti Koti Junior program, contributing creative workshops that connect Dutch slavery history with contemporary artistic expression for primary school students in Amsterdam.
• Landelijk Platform Slavernijverleden (LPS)coreStrategic or Co-development PartnerNiNsee and the Landelijk Platform Slavernijverleden share a joint ambition on reparatory justice, aligning on truth-seeking, recognition, repair and structural change. Both organizations work from shared vision on disrupting the ongoing negative impact of the Maafa, with international connections to CARICOM, African Union, and European partners.
• Black Achievement Month PartnersminorStrategic or Co-development PartnerA broad coalition of cultural institutions including AfroVibes, Amsterdam Museum, Bijlmer Parktheater, The Black Archives, CBK Zuidoost, De Balie, Het Nationale Theater, IDFA, NEMO, Openbare Bibliotheek Amsterdam, Paradiso, Rijksmuseum, Stadsschouwburg Amsterdam, and many others that collaborate annually on Black Achievement Month programming.
• Het Nationale TheaterminorStrategic or Co-development PartnerPart of the Haags samenwerkingsverband (The Hague cooperation) alongside Pasado Presente, Mauritshuis, Haags Historisch Museum, Studentenvereniging Heart of Africa, Stichting Initiatives of Change NL, and Vrouwenvereniging Afimo.
• Nationaal Slavernijmuseum (NSM)coreStrategic or Co-development PartnerNiNsee collaborates with the Nationaal Slavernijmuseum (NSM) in ongoing national and international processes of recognition, repair, and healing around the trans-Atlantic slavery past. NSM participated in cabinet dialogue meetings alongside NiNsee and the Herdenkingscomité.
• Heinen Delfts BlauwminorOthersHeinen Delfts Blauw produces the Kabra Blauw souvenir salt cellar, designed by artist Boris van Berkum in collaboration with Winti priestess Marian Markelo and NiNsee. The product serves as a commemorative item for the remembrance year, combining Dutch Delft blue tradition with Afro-Surinaamse Winti symbolism.

Scale indicators4 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• The Black Archives: Amsterdam-based heritage and archives organization documenting Black history and Dutch colonial past. Shares NiNsee's mission of knowledge collection and diaspora community engagement, with overlap in publications and educational outreach.
• NIOD Instituut voor Oorlogs-, Holocaust- en Genocidestudies: Dutch national institute for war, Holocaust, and genocide studies with a comparable mandate of research, education, and public commemoration around historical mass trauma. Functions as the closest institutional analogue for NiNsee's national knowledge-institute model.
• Landelijk Platform Slavernijverleden (LPS): National platform aligned with NiNsee on reparatory justice, truth-seeking, and structural change around the slavery past. Operates as a peer advocacy and recognition body with overlapping CARICOM and African Union connections.
• Stichting Nationaal Monument Oranjehotel: Dutch national commemoration site and foundation for a WWII resistance memorial. Comparable as a small national foundation combining heritage preservation, commemoration ceremonies, and educational programming for schools.
• Joods Historisch Museum: Amsterdam Jewish historical museum combining heritage preservation, education, and community commemoration. Functions as a structural analogue to NiNsee for a national community memory institution with school programming.
• Verzetsmuseum Amsterdam: Dutch resistance museum focused on WWII occupation, persecution, and resistance. Closely comparable model: heritage commemoration, school programming, teacher training, and national public visibility around a difficult historical period.
• Nationaal Slavernijmuseum: The planned national museum institution for Dutch slavery past. NiNsee is a stated collaborator in cabinet dialogue, making it a direct peer operating in the same commemorative and educational mandate space around Dutch slavery heritage.

Broad incumbents

• Rijksmuseum: Major Dutch national museum and core member of the Educatienetwerk Slavernijverleden alongside NiNsee. Overlaps with NiNsee on colonial and slavery history exhibitions, educational materials, and teacher training, but operates a much broader portfolio.
• Wereldmuseum Amsterdam: Amsterdam ethnographic museum hosting Keti Koti Junior and serving as NiNsee's primary venue for school programming. Overlaps in colonial history collections and diaspora programming, with broader geographic and thematic scope.

Others

• Stichting Musea en Erfgoed Amsterdam: Amsterdam umbrella organization coordinating museums and heritage institutions. Relevant ecosystem peer because NiNsee sits within this broader cultural infrastructure and partners with several of its member institutions on educational programming.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat6 records

Key risks5 records

Key highlights7 records

Customer concentration

• YouTubeyoutube.com/@ninsee7716
• Facebookfacebook.com/ninsee.project
• LinkedInlinkedin.com/company/ninsee
• Instagraminstagram.com/_ninsee_

Revenue estimate

Valuation estimate

Number of profiles

Profiles16 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about NiNsee