Westelijke Tuinsteden

What Westelijke Tuinsteden does

Stichting Westelijke Tuinsteden (STWT) is a Dutch public education foundation (stichting) operating 16 public primary schools in the Amsterdam Nieuw-West district, serving approximately 5,000 students with over 600 staff. The foundation operates under the Openbaar Onderwijs (public education) framework, accepting all children aged 4-12 regardless of religious or philosophical background, and is funded entirely through per-student allocations from the Dutch national government (Rijksoverheid). Its portfolio spans multiple pedagogical approaches including Montessori (e.g., 7e Montessorischool, Einsteinschool, Osdorpse Montessorischool), Dalton (De Horizon, Louis Bouwmeesterschool), development-oriented methods (De Vlaamse Reus, OBS De Toekomst), and special primary education (SBO) via De Kans, alongside supplementary programs such as the Dynamische Schooldag movement initiative and Passend Onderwijs inclusive-education support. Core internal programs include STWT Academie and the Waaghalzen talent-development track, which allocates EUR 1,000 per employee, five expedition sessions, and personal coaching for educational innovation ideas.

STWT's business model is non-commercial: education is free for all children under Dutch public education law, with revenue derived exclusively from government educational funding tied to student enrollment. The go-to-market is the stedelijk toelatingsbeleid (city-wide municipal admission policy), which assigns children to schools by residential address within the Nieuw-West catchment area. The foundation's governance is led by an executive director (bestuurder), currently Jeroen Spanbroek, and a Raad van Toezicht (Board of Trustees). Marketing and communications are conducted through a central website (stwt.nl), per-school websites, LinkedIn, Facebook, and parent newsletters. In October 2025, STWT received a positive final assessment from the Inspectie van het Onderwijs, with a 'good' rating on evaluation, accountability and dialogue.

The most significant strategic development is the announced 2026 administrative integration (bestuurlijke integratie) of STWT with Amsterdam West Binnen de Ring (AWBR) and Groep Maatschappelijke Kinderopvang (GMK), a decision taken on December 18, 2025, to create integrated child centers (IKC) unifying childcare, primary education, and family support across Amsterdam West and Nieuw-West. STWT also participates in national-level curriculum work, notably contributing expertise to the Ministry of Education-commissioned 'Basisboek (Hoog)begaafdheid' publication through specialist Kim Verhoeve, and maintains academic partnerships including with HvA Urban Vitality for movement-integrated education.

Name

Westelijke Tuinsteden

Legal name

Stichting Openbaar Basisonderwijs Westelijke Tuinsteden

Website

https://stwt.nl

Company type

Private

Founded year

2006

Operating status

Operating

Headcount range

501–1,000 employees

Short description

Stichting Westelijke Tuinsteden (STWT) is a Dutch non-profit public education foundation operating 16 primary schools in Amsterdam Nieuw-West, serving approximately 5,000 students with 600+ staff under Montessori, Dalton, and standard public-education models funded by government allocations.

Ownership category

akta.pro rank

Product category

Primary Education Services

NAICS

Elementary and Secondary Schools (611110), Educational Support Services (611710)

SIC

Services-Educational Services (8200)

akta.pro primary industry

Public Elementary Schools (EDAJAAAB)

akta.pro secondary industries

Public Special Education Schools & Programs (EDAJAAAH), Special Needs-Inclusive Early Learning Academies (EDACADAI)

Keywords

• Public primary education
• Montessori education
• Dalton education
• Special primary education
• Inclusive education services

Headquarters

HQ city

Amsterdam

HQ country

Netherlands

HQ region

Europe

Offices11 records

Markets served

GTM type

B2C

Offering type

Services

Cost components

Personnel, Operations, Infrastructure, Others

Revenue model

1. Government Education Funding: As a public education foundation (stichting) operating public primary schools, STWT receives government funding from the Dutch government (Rijksoverheid) to provide free public education to children in Amsterdam Nieuw-West. Funding is based on student enrollment numbers.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels5 records

Core offering

STWT operates 16 public primary schools in Amsterdam Nieuw-West, providing free public primary education to approximately 5,000 children aged 4-12. The foundation offers diverse pedagogical approaches including Montessori, Dalton, development-oriented, and special primary education (SBO), along with supplementary programs like inclusive education support (Passend Onderwijs) and the Dynamische Schooldag movement initiative. Education is delivered through individual schools with 600+ staff members serving the local community under the Dutch Openbaar Onderwijs framework.

Product overview

Stichting Westelijke Tuinsteden (STWT) operates as a unified educational foundation managing 16 public primary schools in Amsterdam Nieuw-West, serving approximately 5,000 students with a staff of over 600. The organization provides a diverse portfolio of educational services including traditional public schools, Montessori schools, Dalton schools, and a special primary school (SBO). Core educational offerings span from standard primary education to specialized approaches such as Montessori and Dalton methodologies, with schools like De Globe, Osdorpse Montessorischool, and Louis Bouwmeesterschool representing different pedagogical models. Supplementary programs include the STWT Academie and Waaghalzenprogramma for staff professional development, Dynamische Schooldag for movement education, and Passend Onderwijs for inclusive education support. The foundation also collaborates with external partners AWBR and GMK toward integrated child centers (IKC) and announced administrative integration planned for 2026.

Differentiator

Problem solved

Functional benefit

Products and services

• De Globe A public primary school where children develop at their own pace and in different ways, serving students in Amsterdam Nieuw-West.
• Burgemeester de Vlugtschool A lively public primary school in Amsterdam Slotermeer where everyone is welcome, serving the local community.
• 7e Montessorischool A Montessori school offering support for children to develop into independent personalities, based on Dr. Maria Montessori's educational philosophy of self-directed learning.
• Einsteinschool A Montessori school for the future where students practice skills alongside acquiring knowledge, emphasizing hands-on materials and self-directed learning.
• De Horizon A Dalton school where children develop an independent working attitude, based on the Dalton Plan developed at Dalton School in New York.
• De Kans An SBO (Special Primary Education) school that guides students in learning and social-emotional development, serving children with learning and socio-emotional needs.
• De Punt A primary school where children learn and play independently, together, at their own level and in their own way.
• De Vlaamse Reus A development-oriented primary school that systematically expands children's possibilities through developmental education methods.
• Goeman Borgesiusschool A public school with approximately 270 children from diverse backgrounds, where mutual respect and learning from each other are central.
• Huizingaschool A public primary school focused on extracting maximum potential from each child for optimal secondary education placement.
• Louis Bouwmeesterschool A Dalton school offering varied education where each student receives tailored instruction, focused on cooperation, helping peers, and developing social skills.
• OBS De Toekomst One of four broad schools in Slotervaart district offering comprehensive education including movement education, music, and swimming, operating with the De Vreedzame School program.
• Osdorpse Montessorischool A Montessori school with 'developing independence, self-reliance and self-activity' as its most important principle.
• P.J. Troelstraschool A school housing two forms of education (year-group and Montessori) but is one school with modern education, with a focus on arts.
• Slotermeerschool A public primary school with emphasis on cultural activities and intercultural engagement, serving a multicultural student body.
• STWT Academie en De Waaghalzen An internal academy and talent development program offering employees a budget of EUR 1,000, five expedition sessions, and personal coaching to develop ideas for improving education.
• Passend Onderwijs (Inclusive Education) Support services for children who need more assistance than regular education provides, ensuring inclusive education across STWT schools.
• Dynamische Schooldag An initiative promoting movement and physical activity throughout the school day, with STWT physical education teachers developing movement cards for more fun and exercise in class.

Quantifiable outcome

• Education Inspectorate rated the foundation 'good' on evaluation, accountability and dialogue (BKA3 standard), with 'sufficient' ratings on vision/ambitions and execution/quality culture
• +2 more outcomes

Named customers2 records

Segments1 record

Ideal customer profiles1 record

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

Six partnerships are on record, tiered core and minor.

• Amsterdam West Binnen de Ring (AWBR)coreStrategic or Co-development Partner · 18 December 2025AWBR and STWT are jointly working toward administrative integration to create integrated child centers (IKC) in Amsterdam West. This partnership aims to ensure every child in western Amsterdam receives optimal developmental support from their earliest years, combining childcare, education, and family services seamlessly.
• Groep Maatschappelijke Kinderopvang (GMK)coreStrategic or Co-development Partner · 18 December 2025GMK and STWT are partnering to integrate childcare and primary education services through administrative integration planned for 2026. This collaboration will establish integrated child centers (IKC) providing unified developmental support for children and families in Amsterdam West and Nieuw-West.
• Kenniscentrum HoogbegaafdheidminorStrategic or Co-development Partner · 12 December 2025STWT specialist Kim Verhoeve contributed to the 'Basisboek (Hoog)begaafdheid' publication created by the Knowledge Center for Giftedness. This publication, commissioned by the Dutch Ministry of Education, forms the basis for national curriculum development for gifted education.
• National Talent Centre of The Netherlands (NTCN)minorStrategic or Co-development Partner · 12 December 2025NTCN is the National Expertise Center for Giftedness, Creativity and Talent Development, executing the Knowledge Center for Giftedness contract from the Ministry of Education, Culture and Science. STWT contributed expertise to their national curriculum publication.
• HvA Urban VitalityminorStrategic or Co-development Partner · 26 September 2025Partnership with Hogeschool van Amsterdam's Urban Vitality program for the Dynamische Schooldag (Dynamic School Day) event. HvA publishes related research and materials supporting movement-integrated education.
• Het ABC onderwijsadvies en -begeleidingminorStrategic or Co-development Partner · 16 September 2025Het ABC educational advisory service participates in STWT's Waaghalzen program, allowing their staff members to develop talents and pitch innovative educational ideas alongside STWT colleagues.

Scale indicators4 records

Recent moves7 records

Expansion highlights5 records

Direct peers

• Stichting Amsterdam West Binnen de Ring (AWBR): AWBR is a Dutch public primary education foundation operating schools in Amsterdam West, and is STWT's announced 2026 administrative integration partner. It is directly comparable in mission, funding model (government-funded Openbaar Onderwijs), and geography, and is now effectively a merger counterparty rather than just a competitor.
• Groep Maatschappelijke Kinderopvang (GMK): GMK is an Amsterdam-based childcare organization and the third party in STWT's 2026 IKC integration. It is comparable as a co-provider of publicly funded early-childhood services that STWT is integrating with, sharing the same Dutch municipal funding environment and target families.
• Stichting Openbaar Onderwijs Amsterdam (OOA): OOA is the largest Openbaar Onderwijs foundation in Amsterdam, operating many primary schools across the city. It competes with STWT for the same pupils under the stedelijk toelatingsbeleid and is the most direct functional peer at city scale.
• Lucas Onderwijs: Lucas Onderwijs is a Dutch primary education foundation operating multiple schools in the Amsterdam region under public and special education frameworks. It is directly comparable as a multi-school public primary foundation competing for the same teacher pool and municipal funding.
• Stichting Sirius Onderwijs: Sirius Onderwijs is a Dutch public primary school foundation running a network of schools including Montessori and Dalton variants. It is comparable to STWT in operating multiple pedagogical models under one nonprofit foundation and serving a similar Dutch urban primary-education population.
• Stichting Bijzonder Onderwijs Amsterdam: This foundation operates a range of special (bijzonder) primary schools in Amsterdam, drawing from the same pupil pool and competing with STWT under the same municipal admission system. It is a direct city-level peer in primary education provision.

Broad incumbents

• Stichting Mundia: Mundia is a larger Dutch education group operating schools across multiple regions and educational levels. It is comparable as a Dutch multi-school operator but at greater scale and broader scope than STWT's single-district primary focus.

Emerging players

• ISS International School Amsterdam: ISS is a private international school in Amsterdam. It does not directly compete for STWT's public-education pupils, but it competes for a portion of the same Amsterdam family market seeking pedagogical alternatives and is a useful pricing/positioning reference for premium education in the same city.

Others

• Gemeente Amsterdam – Onderwijs: The City of Amsterdam's education department is the key commissioning and funding counterpart for STWT under the stedelijk toelatingsbeleid and municipal education allocations. It is an ecosystem participant rather than a competitor, but materially shapes STWT's revenue and admission framework.
• Kennisland: Kennisland is a Dutch education innovation foundation that partners with school organizations on learning innovation. It is comparable as a Dutch education-sector ecosystem player influencing innovation practice and policy in the same primary-education space STWT operates in.

Market position

Strengths4 records

Weaknesses4 records

Competitive moat5 records

Key risks5 records

Key highlights7 records

Customer concentration

• Facebookfacebook.com/stwtamsterdam
• LinkedInlinkedin.com/company/stichting-openbaar-basis-onderwijs-westelijke-tuinsteden

Revenue estimate

Valuation estimate

Number of profiles

Profiles1 record

Funding overview

Funding rounds

Investors

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M&A

Investments

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

Frequently asked questions about Westelijke Tuinsteden