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Speakers who have submitted a session for SQLBits 12.

Aaron Bertrand
SQL Sentry, Inc.
Aaron is a senior consultant for SQL Sentry, makers of performance monitoring and event management software for SQL Server, Analysis Services, and Windows. He has been blogging at since 2006, focusing on manageability, performance, and new features; has been an MVP since 1997-98; and speaks frequently at user group meetings and SQL Saturday events. [more - bio & sessions]

Adam Aspin

Calidra Ltd
Adam Aspin is an independent Business Intelligence consultant based in the United Kingdom. He has worked with SQL Server for seventeen years. During this time, he has developed several dozen reporting and analytical systems based on the Microsoft BI [more - bio & sessions]

Alberto Ferrari rss feed
Alberto Ferrari is a Business Intelligence consultant. Alberto helped several software houses to build complex BI solutions, from the OLTP to the final OLAP cubes, providing planning hints all over the development lifecycle. He is a book author also, having worked on "Exper Cube Development with Microsoft SQL Server 2008" with Marco Russo and Chris Webb and Microsoft PowerPivot for Excel 2010: Give Your Data Meaning with Marco Russo. [more - bio & sessions]

Alex Whittles rss feed
Purple Frog Systems
Alex is the owner and lead consultant at Purple Frog, a SQL Server Business Intelligence consultancy. He specialises in dimensional data modelling, data warehouse design, ETL systems, OLAP cubes & MDX. He also runs the Midlands SQL Server user group. [more - bio & sessions]

Allan Hirt rss feed
Clustering MVP Allan Hirt is a consultant, published author, speaker, and trainer who has used SQL Server since 1992. Allan travels all over the world to work with and train clients. His most recent book is "Pro SQL Server 2008 Failover Clustering". [more - bio & sessions]

Allan Mitchell
Copper Blue Consulting
Allan is the joint owner of Copper Blue Consulting Ltd. Copper Blue Consulting focus on getting the right data to the right people at the right time and in the right format. We are passionate about data integrity and suitability. [more - bio & sessions]

Andre Kamman rss feed
I'm a Dutch SQL Server consultant. Having worked as a DBA on 400+ instances for the past couple of years. I'm on a datawarehouse project right now where I find myself using SSIS mostly these days. I run the Dutch PASS chapter, and I'm a SQL Server MVP [more - bio & sessions]

Andreas Wolter rss feed
Sarpedon Quality Lab
Andreas Wolter, SARPEDON Quality Lab ( is a Microsoft Certified Master SQL Server (MCM) + MCSM Data Platform as well as MVP for SQL Server, specializing on performance and security topics. [more - bio & sessions]

Andrew Whettam
Information Management Group
Andrew Whettam is a Senior Consultant with IMGROUP. He has previously led database and BI teams for 3M and Capital One. He works with both transactional and analytical systems and has worked in variety of industry sectors. [more - bio & sessions]

Benjamin Nevarez rss feed
Benjamin Nevarez is the author of "Inside the SQL Server Query Optimizer" and has contributed to other books including "SQL Server 2012 Internals". He has been a speaker at many conferences including the PASS Summit and SQL Server Connections. [more - bio & sessions]

Benjamin Wright-Jones

Ben has worked at Microsoft for over 13 years in various roles. He is now an architect in the Data Insights Centre of Excellence focusing on analytical solutions for enterprise customers. [more - bio & sessions]

Bob Duffy rss feed
Bob Duffy is a SQL Server MVP, currently working as Database and Solution Architect in Dublin, Ireland. He has over 19 years experience in the database sector, with MCA, MCM and Maestro certification. [more - bio & sessions]

Brent Ozar rss feed
Brent Ozar Unlimited
Brent Ozar specializes in making SQL Server faster and more reliable. He's a Microsoft Certified Master of SQL Server and MVP, and he created sp_Blitz™ and sp_AskBrent™. [more - bio & sessions]

Brian Knight

Pragmatic Works
Brian Knight, SQL Server MVP is the co-founder of, and He works as President and has written more than a dozen books on SQL Server over his fifteen year database career. [more - bio & sessions]

Carmel Gunn
Prodata SQL Centre of Excellence
Carmel is the Managing Director of the Prodata SQL Centre of Excellence in Dublin, Ireland, where she is a data management specialist, working in the areas of analytics and visualisations. [more - bio & sessions]

Chris Adkin

Exadat Ltd
Chris is a developer / DBA fifteen years experience of working with high volume OLTP applications from SQL Server 2000 onwards. [more - bio & sessions]

Chris Webb rss feed
Crossjoin Consulting
Chris Webb is an independent consultant specialising in Analysis Services, MDX, PowerPivot and DAX. He is a co-author of three books on SSAS and blogs at [more - bio & sessions]

Christian Bolton
Coeo Ltd
Christian Bolton is the Technical Director for Coeo Ltd, a leading provider of SQL Server Managed Support and Consulting in the UK and Europe. He is a Microsoft Certified Architect, Microsoft Certified Master and MVP for SQL Server. [more - bio & sessions]

Christina E. Leo

Independent Consultant
Christina Leo is a Netherlands based independent consultant specialising in T-SQL development and performance tuning. [more - bio & sessions]

Craig Ottley-Thistlethwaite
Craig works on large volume data warehouses (Big Data). Primarily focused on performance optimization and has an unhealthy obsession with the internals of the database engine. Technologies include, SQL Server, HP Vertica, HBase and Greenplumb. [more - bio & sessions]

Dave Ballantyne rss feed
Clear Sky SQL
Dave is a freelance SQLServer database developer / designer and has been working with SQLServer for the past 15 years. [more - bio & sessions]

David Morrison
Dave Morrison is BI consultant for Itelligence. Having worked in the IT industry for around 14 years his main area of expertise is SQL Server, namely TSQL, query optimisation, indexing, performance tuning and internals etc. [more - bio & sessions]

David Peter Hansen rss feed
United Nations Office for Project Services (UNOPS)
David Peter Hansen is a Microsoft Certified Master (MCM) and works as ICT Database Developer at UNOPS. He specializes in developer coaching as well as scalable architecture and performance tuning on large-scale data warehouses and BI solutions. [more - bio & sessions]

Dejan Sarka rss feed
Dejan Sarka s.p.
Dejan Sarka, SQL Server MVP, focuses on development of database & business intelligence applications. Besides projects, he spends about half of the time on training and mentoring. He is the founder of the Slovenian SQL Server and .NET Users Group. Dejan Sarka is the main author or coauthor of books about databases and SQL Server. Dejan Sarka also developed two courses for Solid Quality Mentors - Data Modeling Essentials and Data Mining with SQL Server. [more - bio & sessions]

Denny Cherry rss feed
Denny Cherry is an owner and principal consultant for Denny Cherry & Associates Consulting with over a decade of experience working with platforms such as Microsoft SQL Server, Hyper-V, vSphere and Enterprise Storage solutions. [more - bio & sessions]

Dr. Subramani Paramasivam
Your SQL Man Ltd
Dr.SubraMANI Paramasivam (MANI) is a Microsoft Certified Trainer & Professional. He is a Principal Trainer & Consultant at YourSQLMan Ltd servicing many Corporate companies with customized training and consultancy. [more - bio & sessions]

Eduard Erwee
I am SQL Server contractor, doing specialized SQL Server development work in the finance and investment banking industry in London. My employment history include KPMG, JPMorgan , Collins Stewart, Microsoft & T-Systems [more - bio & sessions]

Gail Shaw rss feed
Gail is a database specialist from Johannesburg, South Africa, working for Entelect Software. She is a frequent poster at SQLServerCentral and writes for both SQLServerCentral and SimpleTalk [more - bio & sessions]

Gavin Payne

Gavin is a solution architect leading, designing and implementing information platform and data centre transformations. He is a Microsoft Certified Architect for SQL Server, a Microsoft Certified Master, and holds architect certification from IASA. [more - bio & sessions]

Geoff Clark

FactLink Ltd
Geoff has worked on SQL Server since the original OS/2 Version and the first SQL Beta on Windows NT 3.1. He is an MCM SQL Server 2008 [more - bio & sessions]

Gerhard Brueckl rss feed
I have been working with Microsoft BI since 2006 thereby mainly focusing on Analysis Services. In 2012 I achieved SSAS Maestro certification and from there on I also shifted my interests toward the new technologies like Power BI and Windows Azure. [more - bio & sessions]

Grant Fritchey rss feed
Red Gate Software
Grant Fritchey, SQL Server MVP, works for Red Gate Software as Product Evangelist. He is the author of the books SQL Server Execution Plans (Simple-Talk) and SQL Server 2012 Query Performance Tuning (Apress). [more - bio & sessions]

Hue Holleran
Scalability Dynamics
Hue Holleran is a professional consultant specialising in Enterprise RDBMS solutions for more than 20-years in over 100-organisations. Hue has established a reputation for innovative BUT practical solutions in the most challenging of environments. [more - bio & sessions]

Itzik Ben-Gan
Itzik Ben-Gan is a T-SQL trainer at SolidQ. He is a SQL Server MVP, author of many T-SQL books, and a regular speaker at SQL Server related conferences. [more - bio & sessions]

James Rowland-Jones
The Big Bang Data Company
James is a SQL Server Consultant, Microsoft MVP, SQLBits Organiser and Board Advisor to PASS. He is passionate about delivering highly scalable solutions that are creative, simple and elegant. You can find him on twitter @jrowlandjones. [more - bio & sessions]

Jean-Pierre Riehl
MVP, consultant, & manager, passionate by data concerns and specialized in Self-Service BI. I lead SQL Server community in France. [more - bio & sessions]

Jennifer Stirrup rss feed
Copper Blue Consultancy Ltd
Jen is an data strategist, MVP, small business owner, technology advocate, public speaker and blogger. Jen is an elected member of the Board of Directors for the Professional Association of SQL Server. She tweets at @jenstirrup [more - bio & sessions]

John Welch rss feed
Pragmatic Works
John Welch works at Pragmatic Works, where he manages the development of a suite of BI products that make developing, managing, and documenting BI and data solutions easier. [more - bio & sessions]

Julie Koesmarno rss feed
LobsterPot Solutions
Julie Koesmarno, SQL Server MVP, MCSE Data Platform and Business Intelligence, is a SQL Server and BI consultant at LobsterPot Solutions, with a bachelor’s degree in IT. She blogs on SQL Server/BI topics and is a frequent speaker at SQL events. [more - bio & sessions]

Karen Lopez rss feed
Karen Lopez is a Sr. Project Manager and Architect at InfoAdvisors. Microsoft MVP, specializing in the practical application of data management principles. [more - bio & sessions]

Katherine Bean
Dvana Limited
Dr Katherine Bean specializes in making businesses more secure (data, infrastructure and revenue). She is a storage expert, from her days developing SAN storage at IBM. She now works as a consultant bridging the technical to managerial gap. [more - bio & sessions]

Klaus Aschenbrenner
Klaus Aschenbrenner provides SQL Server Consulting services across Europe and the US. He helps people around the world to understand, use, and run SQL Server installations in their environments. In the years 2004 - 2005 Klaus was honored with MVP awards from Microsoft for his tremendous support of the .NET Community. Klaus is also the author of the book Pro SQL Server 2008 Service Broker (ISBN 1590599993) published by Apress in August 2008. [more - bio & sessions]

Marco Russo rss feed
Marco Russo is a consultant and trainer in Business Intelligence, recently certified as SSAS Maestro. He wrote several books about Analysis Services and PowerPivot. Marco has been a speaker at SQLBits, PASS Summit and Microsoft TechEd. [more - bio & sessions]

Mark Broadbent rss feed
Mark Broadbent is a SQL Server MCM and speaker with extensive experience working with numerous HADR & upgrade solutions. In 2011 was awarded Microsoft's Community Contributor award and in 2012 also received the PASS Outstanding Volunteer award. [more - bio & sessions]

Mark Stacey
Aphelion Software
Mark founded Aphelion Software, specialising in the Microsoft platform. His credentials include publishing the first Sharepoint 2010 BI book and the new Visual Intelligence book. [more - bio & sessions]

Matan Yungman rss feed
Matan Yungman is a Technical Evangelist for Madeira SQL Server Services. Over the past 10 years he has taken part in various challenging SQL Server projects. Matan also co-hosts the Israeli SQL Server Radio show. [more - bio & sessions]

Mladen Prajdić rss feed
Mladen Prajdic s.p.
Mladen Prajdić is a SQL Server MVP from Slovenia and a C# and SQL Server developer for over 10 years. He blogs at He develops a popular add-in for SSMS, called SSMS Tools Pack ( [more - bio & sessions]

Neil Hambly
Neil Hambly is a SQL veteran with over 15 years’ expertise in SQL Server from Version 6.5 through to the very latest 2012 edition. Now Principal DBE|DBA @ ASOS, frequent international presenter [more - bio & sessions]

Nigel Ellis

Nigel Ellis is a Distinguished Engineer in the Database Systems Group at Microsoft. He leads development for Azure SQL Database and SQL Server relational database technologies. [more - bio & sessions]

Niko Neugebauer rss feed
Niko Neugebauer is a Consultant for OH22. A SQL Server MVP with over 15 years experience in IT field, he is very passionate about SQL Server and Community. He is a founder and a current leader of the Portuguese SQL Server User Group. [more - bio & sessions]

Ola Hallengren
Saxo Bank
Ola Hallengren is a DBA and database developer living in Sweden. Currently he's a Senior DBA for an investment bank. Ola is the author of the popular maintenance solution at and a Microsoft MVP. [more - bio & sessions]

Peter ter Braake

Peter ter Braake is SQL Server MVP and MCT. He works as an independent contracter alternating his time between teaching SQL Server related courses and doing projects at customers. [more - bio & sessions]

Richard Douglas
Dell Software
Richard Douglas is a Systems Consultant for Dell specialising in SQL Server, he also runs the Maidenhead PASS chapter. [more - bio & sessions]

Rob Volk
Planet Payment
Rob Volk is a DBA in the Atlanta, Georgia area since 2001. He started using SQL Server with version 6.5 and is very glad to have upgraded since then. In his spare time he accomplishes more than he does on the job, just don't tell his boss. [more - bio & sessions]

Scott Klein
Microsoft Senior Technical Evangelist, author, speaker, and seeker of all things extraordinary. Loves the bleeding edge of technology up until the point he has to repave his laptop. Thinks the word phenomenal is super phenomenal. [more - bio & sessions]

Simon Sabin rss feed
SQL Know How
Simon has worked with data for all his career. He works with companies on 1. Data platform strategy 2. Data platform optimisation 3. Data development practices He founded SQLBits, is a SQL MCM and an Microsoft MVP since 2005 [more - bio & sessions]

Stacia Misner rss feed
Data Inspirations
Stacia Misner has over 25 years of experience with improving business practices through technology and has been providing consulting and education services for Microsoft’s business intelligence technologies since 2000. She founded Data Insp [more - bio & sessions]

Stephanie Locke rss feed
Optimum Credit Ltd
Stephanie Locke (@SteffLocke) is an experienced Analyst and BI developer within the Finance and Insurance industries and spends time helping run the SQLServer community [more - bio & sessions]

Steve Jones rss feed
Steve Jones is the editor of SQLServerCentral and has been working with SQL Server since 1991 in a variety of large and small companies. [more - bio & sessions]

Thomas LaRock rss feed
Confio Software
Thomas LaRock is a Microsoft Certified Master, a SQL Server MVP, a VMWare vExpert, and a Microsoft Certified Trainer with over 15 years experience in the IT industry in various roles such as programmer, developer, analyst, and database administrator. [more - bio & sessions]

Tim Ford
SQL Cruise / SQL Agent Man Consultancy
Tim leads SQL Agent Man Consultancy. Twice yearly he also takes 25 students and a cadre of MCMs and MVPs as trainers aboard SQL Cruise events for SQL, Powershell, BI, and Profession Development training. He's an Author, Blogger and Community Leader [more - bio & sessions]