Green Window

Green/Sustainable Commerce Platformgreenwindow.com

Green Window is a Berlin-based, privately held online marketplace and information platform for green products and sustainability applications. Founded in 2015, the small-team GmbH serves sustainability-oriented buyers and sellers across multiple user segments.

Company typePrivate
Founded2015
HeadquartersBerlin, Germany
Headcount1–10
GTM typeB2B and B2C
OfferingDigital Commerce or Content

What Green Window does

Green Window is a Berlin-based, privately held company that operates as an Internet-based green sales and information platform. According to its own positioning, the platform serves as a marketplace and information hub for "green" products, applications, and users, targeting sustainability-oriented demand across multiple segments. The company was founded in 2015 and operates with a small team of 1-10 employees, with its operating entity registered as GREEN WINDOW SERVICES GmbH in Germany.

The core offering is a web-based platform accessible at greenwindow.com; no further technical architecture, proprietary features, integrations, or product taxonomy are disclosed in the available source material. No mobile applications, APIs, SDKs, or third-party integrations are referenced, and there is no evidence of specialized data assets, algorithms, or platform-side automation. The product entry in the source simply identifies the legal entity as the core product, indicating that granular product documentation was not captured.

The business model is not disclosed in the source data: pricing models, publicly disclosed pricing, revenue mechanics, customer segments, and go-to-market motion are all absent. No funding rounds, investors, customer logos, partnerships, awards, certifications, or ownership commentary beyond the GmbH structure are provided. The company is currently operating based on its active website and Berlin-based operational footprint, with no disclosed revenue, headcount changes, or strategic transactions available to triangulate commercial traction.

Green Window firmographics

Firmographics

Name: Green Window
Legal name: GREEN WINDOW SERVICES GmbH
Website: https://greenwindow.com
Company type: Private
Founded year: 2015
Operating status: Operating
Headcount range: 1–10 employees
Short description: Green Window is a Berlin-based, privately held online marketplace and information platform for green products and sustainability applications. Founded in 2015, the small-team GmbH serves sustainability-oriented buyers and sellers across multiple user segments.
Ownership category
akta.pro rank

Green Window industry classification

Industry

Product category: Green/Sustainable Commerce Platform
akta.pro primary industry: Green Power Retailing & Bundled Supply (Energy + Certificates) (EUAGAFAE)

Keywords

Sustainable products marketplace
Green commerce platform
Eco-friendly sales platform
Environmental business directory
Green information portal

Where Green Window is headquartered

Location

Headquarters

HQ city: Berlin
HQ country: Germany
HQ region: Europe

Markets served

Green Window business model

Business model

GTM type: B2B and B2C
Offering type: Digital Commerce or Content
Cost components: Personnel, Technology or R&D, Marketing or Sales, Operations

Green Window product offering

Product offering

Core offering

Green Window operates an Internet-based sales and information platform dedicated to green/sustainable offerings. The platform is positioned to serve all applications and all users, functioning as an online destination for environmentally oriented products, services, and related information.

Differentiator

Problem solved

Functional benefit

Products and services

Green Window Platform

Companies that use Green Window

Customer profile

Ideal customer profiles1 record

Green Window technology and API

Technology

Technology focussed Yes

API detail

Has API: No
API docs
API detail

Core technology

AI maturity

App detail

Green Window partnerships and signals

Strategic signal

Recent moves3 records

Expansion highlights2 records

Green Window competitors and assessment

Company assessment

Broad incumbents

E.ON: One of Europe's largest energy utilities with a growing portfolio of green power products and digital customer platforms. Relevant as a broad incumbent operating in the same green-energy retail space in Germany.
EnBW: Major German utility with significant renewable generation and digital green-tariff offerings. Comparable as an incumbent in the same green energy retail market where Green Window operates.
Drax Group: UK-headquartered renewable energy generator and supplier active in European green power retail and renewable certificate trading. Comparable as a broader incumbent in green-power supply and certificate markets that Green Window's information platform may touch.

Direct peers

1Komma5°: Berlin-based green energy platform offering solar, heat pumps, electricity and CO2-optimized tariffs through a digital marketplace. Comparable as a German digital green-energy platform with a similar B2C sales-and-information model.
Ostrom: Berlin-based digital green electricity provider offering 100% renewable energy contracts through a mobile-first platform. Closely comparable as a German internet-based green power sales platform targeting residential customers.
Tibber: Digital energy retailer selling renewable electricity with dynamic tariffs and an app-based information platform. Comparable as an internet-first green energy sales and information platform operating in multiple European markets including Germany.
Lichtblick SE: Germany's largest independent green-power retailer, supplying renewable electricity and gas to households and B2B customers. Directly comparable as a digital-first green energy sales platform operating in the German market where Green Window is based.
Rabot Energy: Hamburg-based green electricity provider offering dynamic, CO2-optimized tariffs via a digital platform. Comparable as a German internet-based green power retailer with an information/transparency layer.

Emerging players

Zolar: Berlin-based online marketplace for solar installations and green energy products. Comparable as a German internet-based green sales platform, though more specialized on solar PV rather than broad green retail.
Tomorrow (bank): Hamburg-based sustainable banking platform that channels deposits into green projects. Comparable as a German digital platform with a green/sustainability information and sales layer for end consumers.

Market position

Strengths3 records

Weaknesses4 records

Competitive moat2 records

Key risks5 records

Key highlights5 records

Customer concentration

Green Window financial estimates

Financial estimate

Revenue estimate

Valuation estimate

Green Window leadership team

Management profile

Number of profiles

Green Window funding detail

Funding detail

Funding overview

Funding rounds

Investors

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

Green Window M&A and investment

M&A and investment

M&A

Investments

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

Frequently asked questions about Green Window

What does Green Window do?

Is Green Window a public or private company?

Green Window is a private company. It is classified as unknown and is currently operating.

When was Green Window founded?

Green Window was founded in 2015. It employs 1 to 10 people.

Where is Green Window based?

Green Window is headquartered in Berlin, Germany, in the Europe region.

Who are Green Window's main competitors?

Broad incumbents on record are E.ON, EnBW and Drax Group. Direct peers are 1Komma5°, Ostrom, Tibber, Lichtblick SE and Rabot Energy. Emerging players are Zolar and Tomorrow (bank).

Does Green Window have an API?

No public API is recorded for Green Window.

What industry is Green Window in?

Green Window's product category is Green/Sustainable Commerce Platform. Its primary akta.pro industry code is EUAGAFAE, Green Power Retailing & Bundled Supply (Energy + Certificates).