Gate 21
Gate 21 is a Danish non-profit partnership organization connecting 50+ municipalities, two regions, businesses, and universities to coordinate climate action across energy, mobility, circular economy, buildings, data, and traffic noise through project-based collaboration and EU/regional grant funding.
- Company typePrivate
- Founded2011
- HeadquartersAlbertslund, Denmark
- Headcount101–250
- GTM typeB2B
- OfferingServices
What Gate 21 does
Gate 21 is a Danish non-profit partnership organization headquartered in Albertslund, founded in 2011, that brings together more than 50 municipalities, two regions (Region Hovedstaden and Region Sjælland), private companies, and knowledge institutions to coordinate climate action across energy transition, sustainable mobility, circular economy, sustainable buildings, data-driven urban solutions, climate planning, traffic noise reduction, and land-use areas. The organization does not sell a single unified product; instead, it manages a portfolio of 40+ active project initiatives — including the AI-driven GreenInsight building optimization tool, the Silent City Living Lab for traffic noise (covering 1.3M+ noise-affected citizens), the CommUnity Power cross-border energy community pilots, the Super Smart Charging Hubs bidirectional EV charging project, the Datafællesskabet municipal data platform, and the pan-European TEF AI testing facility — delivered through a triple-helix partnership model. Revenue is generated through annual membership fees from partner municipalities, regions, businesses, and universities, combined with project-based funding from EU programs (Horizon 2020, COSME, Interreg), Danish regional governments, and national funds such as Energifonden. Gate 21's go-to-market is direct partnership engagement with municipal leadership, regional councils, business associations, and academic institutions, with knowledge dissemination via its website, newsletters, events, and project publications rather than traditional sales channels.
Gate 21 firmographics
Firmographics- Name
- Gate 21
- Legal name
- Gate 21
- Website
- https://gate21.dk
- Company type
- Private
- Founded year
- 2011
- Operating status
- Operating
- Headcount range
- 101–250 employees
- Short description
- Gate 21 is a Danish non-profit partnership organization connecting 50+ municipalities, two regions, businesses, and universities to coordinate climate action across energy, mobility, circular economy, buildings, data, and traffic noise through project-based collaboration and EU/regional grant funding.
- Ownership category
- akta.pro rank
Gate 21 industry classification
Industry- Product category
- Climate Action Partnership Services
- NAICS
- Environment, Conservation and Wildlife Organizations (813312), Administration of Conservation Programs (92412)
- akta.pro primary industry
- Climate Change Mitigation & Adaptation (BPAGAGAF)
Keywords
Where Gate 21 is headquartered
LocationHeadquarters
- HQ city
- Albertslund
- HQ country
- Denmark
- HQ region
- Europe
Offices1 record
Markets served
Gate 21 business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Marketing or Sales, Infrastructure
Revenue model
- Membership Fees: Gate 21 operates as a membership-based partnership organization where municipalities, regions, businesses, and knowledge institutions pay membership fees to participate. Partners and members gain access to collaborative projects, funding opportunities, risk distribution, and knowledge sharing networks.
- Project Funding and Grants: Gate 21 secures external funding and manages EU-funded projects (Horizon 2020, Interreg, etc.) and national grants that support collaborative climate projects among partners. The organization distributes funding and provides an economic safety net for partners.
- Collaborative Project Delivery: Gate 21 facilitates and manages collaborative climate projects across energy, mobility, circular economy, buildings, data, climate plans, traffic noise, and land areas. Projects are co-funded by partners, regions, and external donors.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Subscription | Annual | Partner membership for municipalities, regions, and businesses |
Go-to-market motion1 record
Distribution channels1 record
Marketing channels4 records
Gate 21 product offering
Product offeringCore offering
Gate 21 is a non-profit partnership organization that brings together Danish municipalities, regions, businesses, and knowledge institutions to deliver collaborative climate action projects. The organization manages and facilitates projects across green energy transition, sustainable mobility, circular economy, sustainable buildings, data-driven solutions, climate planning, and traffic noise reduction. It operates as a Triple Helix partnership that distributes EU and regional funding, shares knowledge, and enables scaling of green solutions across the partner network.
Product overview
Gate 21 is a partnership organization for municipalities, regions, businesses, and knowledge institutions working together for climate action. Rather than a single unified product or platform, Gate 21 operates as a collaborative network that manages multiple project initiatives organized around focus areas: Energy (Energi), Mobility (Mobilitet), Circular Transition (Cirkulær Omstilling), Buildings (Bygninger), Data, Climate Plans (Klimaplaner), Areas (Arealer), and Traffic Noise (Trafikstøj). Key project offerings include GreenInsight (AI-driven building optimization), CommUnity Power (energy communities), Super Smart Charging Hubs (bidirectional EV charging), Datafællesskabet (municipal data use), InnoTech TaskForce (urban data projects), and the Silent City Living Lab (traffic noise solutions). The organization also coordinates the TEF Testing and Experimentation Facility for AI-based products across 11 EU countries.
Differentiator
Problem solved
Functional benefit
Products and services
- CommUnity Power A project that makes energy communities a practical and scalable solution through pilots in Denmark and Sweden, developing solutions for citizens, businesses, and municipalities to produce, share, and use energy locally.
- GreenInsight Develops AI-driven resource optimization in municipal buildings and helps municipalities deploy a modular energy management solution for municipal buildings to achieve energy, water, and CO2 reductions.
- Super Smart Charging Hubs (SSCH) Demonstrates how bidirectional charging for electric vehicles can support the integration of more renewable energy in the energy system, reduce grid load, and lower costs for grid reinforcement.
- Silent City Living Lab A partnership and Living Lab for traffic noise where 17 municipalities and Region Hovedstaden lead the fight against traffic noise with innovative noise-reducing solutions tested in real urban environments.
- NEMO (Noise And Emissions Monitoring and Radical Mitigation) European project using remote sensing technology to enable cities to monitor high emitters and enforce local policies for improved air quality and noise reduction.
- CirCoFin Creates new infrastructure for reuse of construction materials in Denmark and Europe to make reuse of building materials an integrated part of the market.
- Den Smarte Landsby (The Smart Village) A project focused on citizens' needs to make smaller rural towns more attractive through digital and data-driven solutions.
- Datafællesskabet (The Data Community) Primary driver for municipalities' and regions' use of data in the green transition and major welfare challenges, strengthening task completion through dynamic data collection and application.
- TEF – Test- og Eksperimenterings-Facilitet A pan-European project building a permanent facility providing companies access to test and trial AI-based products, covering 11 EU countries.
- Moving People Network making it easy for commuters to get to work in smart, efficient, and greener ways through easier transitions between car, bus, train, or bicycle.
Quantifiable outcome
- Reduced 1,660 tonnes of CO2 per year through Formel M mobility project
- +3 more outcomes
Companies that use Gate 21
Customer profileNamed customers6 records
Segments3 records
Ideal customer profiles3 records
Gate 21 technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
AI capability1 record
Feature1 record
Gate 21 partnerships and signals
Strategic signalPartnerships
13 partnerships are on record, tiered core.
- Region HovedstadencoreRegion Hovedstaden (Capital Region of Denmark) is a core regional partner in Gate 21's partnership structure. The region actively participates in climate initiatives including the Climate Alliance in the Capital Region, Silent City (traffic noise partnership), and mobility projects. The region provides analyses and financing for local projects benefiting municipalities across the region.
- Region SjællandcoreRegion Sjælland (Region Zealand) partners with Gate 21 on circular economy initiatives, green transition projects, and plastic waste reduction at hospitals. The region provides significant funding for circular transformation projects including support for the Cirkulær Sjælland initiative.
- DTU (Danmarks Tekniske Universitet)coreDTU (Technical University of Denmark) is a knowledge institution partner providing research expertise and academic rigor to Gate 21's climate projects. DTU contributes evidence and evaluation of whether initiatives work, unique collaboration between universities and municipalities.
- Roskilde Universitet (RUC)coreRoskilde University is a research partner conducting studies on circular economy, bioeconomy, and waste management for Gate 21 projects including plastic handling in Region Sjælland and the Circular Sjælland initiative.
- Albertslund KommunecoreAlbertslund Municipality is a key municipal partner hosting Gate 21's headquarters and participating in numerous climate projects including energy transition, traffic noise monitoring, and sustainable mobility initiatives.
- Københavns KommunecoreCopenhagen Municipality participates as a partner in Gate 21's climate initiatives, contributing to mobility and urban development projects including Silent City and green transition efforts.
- Innovation SkånecoreInnovation Skåne collaborates with Gate 21 on cross-border climate adaptation solutions between Denmark and Sweden, including the Adapt Now project focused on nature-based climate adaptation solutions in cities.
- Teknologisk InstitutcoreThe Danish Technological Institute participates as a knowledge institution partner providing technical expertise for Gate 21's green transition and circular economy projects.
- CARTIF (Fundación CARTIF)coreCARTIF, a Spanish foundation focused on circular economy, serves as project coordinator for the NEMO (Noise and Emissions Monitoring) project, collaborating with Gate 21 on EU-funded environmental monitoring solutions.
- Trafikselskabet MoviacoreMovia, the public transport authority in the Capital Region, is a key partner in Gate 21's mobility projects including Moving People network and shared mobility initiatives.
- ARGOcoreARGO is a waste management company and partner developing circular economy solutions including reselling building materials and construction waste, operating reuse markets at recycling centers.
- HoforcoreHofor (Greater Copenhagen Utility) is a utility company partner contributing to energy and climate projects including district heating and green transition initiatives.
- Dansk SymbiosecentercoreDanish Symbiosis Center collaborates on circular economy projects analyzing construction waste streams and developing symbiosis solutions for reusing materials between industries.
Scale indicators3 records
Recent moves6 records
Expansion highlights6 records
Gate 21 competitors and assessment
Company assessmentDirect peers
- Climate Neutral Cities Alliance: The Climate Neutral Cities Alliance is a collaboration of international cities committed to achieving climate neutrality. Comparable as a smaller, focused climate partnership network serving municipal members on climate neutrality targets, though without Gate 21's regional Danish operational focus.
- Viable Cities: Viable Cities is Sweden's strategic innovation program for climate-neutral cities by 2030, operating as a partnership between cities, academia, and industry. Direct comparison: both organizations run multi-stakeholder climate partnerships with municipal members, sharing the Triple-Helix model and focus on urban climate action in the Nordic region.
- Klimatorium: Klimatorium is a Danish climate center in Lemvig focused on climate adaptation partnerships with municipalities and businesses. Direct comparison: similar Danish climate partnership model, though geographically focused on Western Denmark, with comparable member-driven climate project execution.
Broad incumbents
- ICLEI - Local Governments for Sustainability: ICLEI is a global network of over 2,500 local and regional governments committed to sustainable urban development. Comparable as a broader incumbent climate intermediary serving municipalities worldwide, with overlapping mission of supporting municipal climate action but operating at much larger scale.
- Eurocities: Eurocities is a network of more than 200 European cities working together on common urban challenges including climate. Comparable as a city-network advocacy and project platform serving European municipalities, with overlapping member base in Denmark and similar project-based funding model.
- C40 Cities Climate Leadership Group: C40 Cities is a network of 96 of the world's largest cities taking action on climate change. Comparable as a city-focused climate partnership network driving municipal climate action, but operating at global scale with major world cities rather than mid-sized Danish municipalities.
- Climate-KIC (EIT Climate-KIC): Climate-KIC is the EU's largest climate innovation initiative, funded through the European Institute of Innovation and Technology. Comparable as an EU-funded climate intermediary driving systemic change through public-private partnerships, though with broader geographic scope and significantly larger funding base than Gate 21.
Regional players
- Centre for Cities (UK): Centre for Cities is a UK-based think tank focused on urban economic growth and policy. Comparable as a research and policy intermediary serving municipal stakeholders on urban challenges, but operating in the UK market with a different scope (broader economic policy vs. climate-specific).
Others
- Danish Energy Agency (Energistyrelsen): The Danish Energy Agency is the national authority implementing Denmark's energy policy. Relevant as a policy and funding counterpart whose programs Gate 21 helps municipalities access, but it is a government regulator rather than a competing partnership organization.
- Nordic Innovation: Nordic Innovation is an inter-Nordic institution funding innovation projects across the Nordics. Comparable as a cross-border Nordic funding and partnership platform supporting sustainability and green transition, serving as both a potential funder and peer organization to Gate 21's cross-border Nordic work.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat5 records
Key risks7 records
Key highlights7 records
Customer concentration
Gate 21 social profiles
Digital presenceGate 21 financial estimates
Financial estimateRevenue estimate
Valuation estimate
Gate 21 leadership team
Management profileNumber of profiles
Profiles7 records
Gate 21 funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Gate 21 M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Gate 21
What does Gate 21 do?
Gate 21 is a non-profit partnership organization that brings together Danish municipalities, regions, businesses, and knowledge institutions to deliver collaborative climate action projects. The organization manages and facilitates projects across green energy transition, sustainable mobility, circular economy, sustainable buildings, data-driven solutions, climate planning, and traffic noise reduction. It operates as a Triple Helix partnership that distributes EU and regional funding, shares knowledge, and enables scaling of green solutions across the partner network.
Is Gate 21 a public or private company?
Gate 21 is a private company. It is classified as nonprofit foundation owned and is currently operating.
When was Gate 21 founded?
Gate 21 was founded in 2011. It employs 101 to 250 people.
Where is Gate 21 based?
Gate 21 is headquartered in Albertslund, Denmark, in the Europe region.
How does Gate 21 make money?
Three revenue lines are on record. Membership Fees are the primary driver. The others are project Funding and Grants and collaborative Project Delivery.
Who are Gate 21's main competitors?
Direct peers on record are Climate Neutral Cities Alliance, Viable Cities and Klimatorium. Broad incumbents are ICLEI - Local Governments for Sustainability, Eurocities, C40 Cities Climate Leadership Group and Climate-KIC (EIT Climate-KIC). Centre for Cities (UK) is listed as a regional player. Others are Danish Energy Agency (Energistyrelsen) and Nordic Innovation.
Does Gate 21 have an API?
No public API is recorded for Gate 21.
What industry is Gate 21 in?
Gate 21's product category is Climate Action Partnership Services. Its primary akta.pro industry code is BPAGAGAF, Climate Change Mitigation & Adaptation. Its NAICS code is 813312.