Commercial Support - Global Support

+64 4 499 2267
Catalyst House, 150 Willis Street
Wellington, New Zealand

Catalyst are the open source specialists. We're known for our contributions to free and open source projects worldwide.

Our work includes consultancy, software development, system integration, hosting and training. We have more than 200 staff across New Zealand, Australia and UK.

We're proud to offer Samba support and development services, with a special focus on the Samba Active Directory Domain Controller. Our ongoing support services are backed by a Service Level Agreement (SLA).

Andrew Bartlett has more than ten years' experience on the Samba Team and leads our Samba consultancy group. Andrew has been a key developer on the "Samba4" Active Directory Domain Controller project since its inception in 2005 through to its production release in Samba 4.0 and beyond.

Erion Ltd

Oakleigh, Upper Sutherland Road,
Lightcliffe, West Yorkshire
+44 (0)1422 2026317
David Holder

Provide advanced Samba consultancy & training. Customers include Microsoft.

Specialty samba capabilities: World-leaders in IPv6 and Windows - Unix integration.

SerNet, Inc.

SerNet, Inc. SerNet GmbH
101 Montgomery St. Bahnhofsallee 1b
San Francisco, CA 94104 37081 Göttingen
USA Germany
phone: +1(415)248-7818 phone: +49-551-370000-0
mail: mail:

SerNet is a leading service provider for Samba, Linux and OpenSource related topics and offers SLA support contracts with 24/7 support.

SAMBA+ is available via software subscription and offers up-to-date Samba for all major Linux platforms and IBM AIX from one source including enhanced ActiveDirectory support and file systems support for IBM's GPFS and more. SerNet also organizes sambaXP, the annual international Samba conference for users and developers in Germany.

Members of the core samba.TEAM work with SerNet:
Jule Anger works as release manager for the Samba team.
Björn Baumbach is maintainer of SAMBA+ and fixes numerous Samba bugs.
Ralph Böhme works on the Samba fileserver and is the team lead of the SerNet Samba team.
Björn Jacke is Samba expert since almost ever and integrated Samba in networks of all sizes.
Volker Lendecke, one of the first Samba Team members, is one of the founders of SerNet.
Stefan Metzmacher works on ActiveDirectory and security, he is one of the main Samba 4 authors. - -


Nowadays, the Samba Team needs a dollar instead of pizza ;-)

Beyond Samba

Commercial Support

Global · By Country


sambaXP by SerNet



Current stable release

Samba 4.20.1 (gzipped)
Release Notes · Signature

Release History

Versions & Notes


Patches · Security Updates · GPG Key


Release Planning · Roadmap