Thank You for Your Support!

Plone is 100% powered by the Plone community. We have no corporate backers, no venture capital, no lucrative advertising deals with Google. And yet, we are among the largest, most successful and most vibrant open source projects in the world, thanks to you and the thousands of other people who are Plone.

Premium Sponsors

Abstract Technology

Abstract-Technology is a technology agency. We design and customize tools for web content management. We help web agencies, institutions and organizations with their online business, by selecting, designing and customizing Free Open Source software like Plone CMS. We offer a full service in Plone consulting, providing custom software, database development, process re-engineering and web design. is a Dutch online shopping mall, where more than 600.000 customers view over 25 million products, from 10.000 webshops every day. With we are also happy to serve the Flemish part of Belgium!

The companies on our platform are highly dependent on open source initiatives such as Plone. is constantly working to match their systems with the continually growing Plone community, to provide the best shopping experience possible.

Contextual Corporation

Contextual has provided clever CMS solutions to help our clients in the non-profit, federal government, and Fortune 500 spaces get the most out of their Plone investment since before Plone 1.0. We integrate Plone with other services, extend it with new functionality and custom themes, as well as provide stable and secure hosting through our partnership with Rackspace.


Cosent provides knowledge sharing solutions that support network weaving, organizational learning, innovation and collaboration.

Enfold Systems logo

Enfold offers products that allow Plone to run seamlessly in a Windows environment, while the consulting practice delivers services tailored to meet the needs of business, government and non-profit organizations.

Jazkarta logo

Jazkarta creates websites and web applications with open source software. We are Python experts with a specialty in Plone consulting, support, and training. Jazkarta's projects have included e-commerce, integration, optimizing search interfaces, media and GIS integration, data migrations, and repeatable, scalable deployments. Our experience, expertise, and agility allows us to efficiently deliver high value while minimizing risk.


PretaWeb Pty Ltd is an innovative Plone development and support company established in 2004. It is the developer of PretaGov, a CMS Software as a Service for Government.

PSW Group

No matter whether it concerns an SSL certificate issued by renowned certificate authorities or an ISO 27001 certification, the PSW GROUP is your competent partner. Our focus is your security: breaking new ground together, always focussed on our customers success. We assist you to establish a solid information security management system and gain a globally recognised quality seal enabling you to prove trust and attract more customers.


Rackspace provides Plone with infrastructure for testing and documentation. We thank Rackspace for their generous donation.

Six Feet Up

Six Feet Up is a US-based WBE-certified woman-owned company with over 12 years of experience successfully integrating, developing and hosting web applications powered by the Plone open source content management system, open source knowledge management platform KARL and Python in general.


Consulting, Development, Customization and Support for CMS, Portal, DMS and Workflow Solutions based on Zope and Plone. Emphasis is placed on the requirements of large distributed organisations.

Wildcard, Corp.

Wildcard is a small business corporation based in central Wisconsin specializing in providing secure online solutions to both the federal government and private industry.  Our utilization of Plone in combination with other open source technologies has been key in keeping us competitive. We have been and continue to be proud contributors and supporters of Plone and it’s community.



Standard Sponsors Penetration Testing Company Australia's leading digital technology specialists media designers whose expertise lies in classical and new media
ZOPYX is a full-service provider in the field of Python-based application, large-scale Plone content management solutions and and expert in electronic publishing. We are specialized on building highly scalable and advanced systems. Our services reach from consultancy, development to training and hosting. Netsight The Code Distillery Cris Ewing, Developer
NiteoWeb Ltd. Maid2Clean - Affinitic is a Belgian company involved in the Plone and Python community, participating in the national Plone meetings, Plone conferences, Plone sprints, PloneGov sprints and Afpy meetings.

University Sponsors

Universite de Namur logo


A historical list of Plone Foundation sponsors is also available. Thank you all for your support!