About Us



Gethyn Ellis is the lead consultant with gethynellis.com he is an experienced and successful SQL Server consultant, trainer and author. He has a wealth of technical and business skills acquired in demanding assignments in the UK's public and private sectors along with clients based in the USA and Canada.

Gethyn has been working with SQL Server since version 7 and has been working with SQL Server on every version since through to SQL Server 2014. Gethyn’s SQL Server skills include
Disaster Recovery
High Availability -Clustering/Mirroring/AlwaysOn Availability Groups
Performance Tuning
Virtualisation
Reporting Services
Integration Services

Gethyn has been running GRE Solutions, a SQL Server consultancy and training company since 2007. Gethyn is a freelance SQL Server trainer for Learning Tree; he is the course author of the following Learning Tree courses 
2105 SQL Server® 2012: Administration Skills Upgrade
2109 SQL Server Virtualisation and Consolidation

Gethyn is an instructor of the following Learning Tree courses:
2108 SQL Server 2012 Database Administration: Hands-On
2107 SQL Server 2012: A Comprehensive Hands-On Introduction
2109 SQL Server Virtualization and Consolidation: Hands-On
2105 SQL Server 2012: Administration Skills Upgrade
137 SQL Server 2008: A Comprehensive Hands-On Introduction
140 SQL Server Reporting Services: Hands-On
534 Developing SQL Queries for SQL Server
535 Developing High Performance SQL Server Databases



You can contact Gethyn by emailing me@gethynellis.com
You can follow Gethyn on twitter, his twitter page is here and his twitter handle is @gethyn_ellis.
You can also find Gethyn on LinkedIn.com:
View Gethyn Ellis's profile on LinkedIn




David Postlethwaite is a talented and hardworking DBA/developer backed up with Microsoft certifications and over 15 years of IT experience including the last six years as a DBA. David became an accidental DBA six years ago when his company was unable to recruit anyone externally. Within weeks he was actively managing over 30 SQL instances. He now supports well over 200 SQL and Oracle instances from SQL 2000 to 2012, DBMS, SSIS, SSAS, SSRS along with Oracle 10g and 11i. 


Before becoming a DBA he was a developer using ASP.NET, c#, SQL, Access, FoxPro, Oracle Apex and classic ASP. He still enjoys writing code and has written a number of applications to aid his DBA work and has also written several web sites for local good causes. Way back in time he has been a Windows and Netware administrator, IT trainer, provided desktop support and managed a telephone helpdesk.

David is a presenter at SQL Saturday and currently has three presentations available:
  • A real DBA don’t need a GUI - A Guided Tour of Microsoft SQL Server Management Studio 
  • Beware of the Dark Side - A Guided Tour of Oracle for the SQL Server DBA
  • Taming the Beast - Kerberos for the SQL Server DBA
David’s certifications include:
  • MCSE 2012 Data Platform
  • MCITP 2008, 2005
  • MSDBA SQL 2000
  • Oracle OCA
  • MSCA Windows 2003
  • ITIL Foundation
David can be contacted at david@clunyweb.com or via linked In.