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Geoff Ballard

Geoff BallardChief Technical Officer

As Co-Founder of Ballard Chalmers, Geoff is the company's CTO, directing technical strategy, overseeing technical consultants, managing larger development projects and ensuring technical delivery quality standards.

Geoff has been a SQL Server consultant since the very first beta release by Microsoft and is a trainer and author in Microsoft technology, including the courses 'Transact-SQL Programming', 'Microsoft BizTalk Server' and 'Microsoft Office SharePoint Server Administration'. These courses are delivered throughout the world.

Born in 1957, Geoff holds a BA (Hons) degree in mathematics, an MSc in Database Management Systems from the University of London and also is a C.Eng (Chartered Engineer). Additionally he is a certified SQL Server Development and Administration MCITP and MCTS.

In his spare time, Geoff is a keen sailor and likes island hopping in the Mediterranean.

Twitter: @Geoff_Ballard | LinkedIn: geoffballard

Andrew Chalmers

Andrew ChalmersManaging Director

Co-Founder and Managing Director, Andrew has over 30 years' experience in business management. With consultant project manager, interim manager and Managing Director roles particularly in the engineering and manufacturing sector and over much of the world, Andrew brings the business-side experience to complement Geoff's technical leadership.

In 1998 Andrew created one of the very first cloud software development consultancies in the UK, which developed a very early-adoption corporate intranet for Hewlett Packard Europe amongst many other groundbreaking projects.

Outside of business Andrew fulfils his childhood dream of racing a classic Porsche 911. He is also very active in the support of human rights charities in India and the subcontinent. Andrew is proudly Australian, despite his English accent!

Twitter: @achalmers1 | LinkedIn: andrewchalmers

Alistair Bartrop

Alistair BartropSenior SQL Consultant

Alistair is a SQL Server DBA with over a decade of expertise in the technology. With experience in a support position using TSQL, Integration Services and Reporting Services he is also well-versed in troubleshooting and performance tuning databases and has know-how extending to large database estates, developing High Availability database systems using Clustering, Mirroring, Log Shipping and Replication.

Alistair has Microsoft Qualifications in DBA, Database Development and Business Intelligence and graduated with an MSc in Business Information Technology.

Aniko Huszar

Aniko HuszarFinance Manager

Maths whiz Aniko is a master's graduate from the University of Business Economics in Hungary and has a strong background in this field with a certified Practice Licence from the UK's Institute of Certified Bookkeepers.

Brian Russell

Brian RussellAssociate Senior Software Engineer

Brian has two decades worth of IT consultancy, development and software architecture expertise. He is highly skilled in the implementation of solutions for Microsoft SharePoint Server as well as being generally well rounded and experienced in building software solutions across a wide-range of technologies. More recently Brian has taken a keen interest in client and server-side JavaScript-based frameworks and the rapidly evolving web technologies offered by HTML 5 and is excited at the prospect of finding ways of putting the existing and the newer technologies to use.
In his spare time Brian enjoys cross-country running, long-distance hiking, cooking, photography and reading.

Charles Kangai

Charles KangaiAssociate Senior SQL Consultant

Charles has an M.A. (Cambridge), Ph.D. in Theoretical and Computational Physics, specialising in Quantum Physics, Solid State Physics and Superconductivity as well as a diploma in Statistics from The Open University.

He is an accomplished technology expert in Microsoft SQL Server, SQL Server Analysis Services (SSAS), SQL Server Integration Services (SSIS), SQL Server Reporting Services (SSRS), MDX, DMX, XMLA, T-SQL, XML, VBScript, Powershell, T-SQL stored procedures, Data Mining, Data Warehousing and Ralph Kimball methodology, Microsoft SharePoint Server (MSS), SharePoint Report Center and SharePoint Data Connections Library, SSRS and SharePoint integration, Excel Services for SharePoint, Report Builder, PerformancePoint Services for SharePoint, SharePoint Dashboards and Scorecards, VB.NET and C# scripting.

Charles received 2 awards for his work at Microsoft Corporation where he was a solutions engineer and peer tutor, specialising in SQL Server, OLAP technologies and BI.

Colette Mauri

Colette MauriAdministration Manager

Colette has an extensive background in administration management, with a particular focus on efficient systems and processes. She also strives to create a friendly and efficient office environment with happy staff who enjoy working on the team.

David Taylor

David TaylorAssociate Senior Software Engineer

With a BSc (Hons) in Computer Science and Artificial Intelligence and a BTEC National Diploma in Computer Studies, David is an agile full stack Microsoft developer with commercial experience building software since 2000. David has experience of all stages of the software life-cycle and is expert in ASP.NET MVC, SQL Server and AngularJS.

In his spare time David enjoys weight training, cycling and hiking. 

Erik Swierstra

Erik SwierstraSenior Software Engineer

As one of our Senior Software Engineers, Erik applies the principles of engineering to design, development, maintenance, testing, and evaluation of the Microsoft Application Platform software and systems.

Eve Brennan

Eve BrennanMarketing Coordinator

With a First Class BA Hons degree, University of Bedfordshire graduate Eve is our Marketing Coordinator. With more than 12 years of experience in running marketing activities both client-side and agency-side, her mission is to get the world banging on Ballard Chalmers' doors!

Gary Chase

Gary ChaseDelivery Manager

Gary is our Project Delivery Manager and has over 12 years of strong management experience providing client-focused, quality solutions across multiple industry sectors with particularly strong experience within financial services. He has a proven ability to deliver within the challenges of differing organisation scales, from Blue Chip corporates through SME to start-up companies.

Gary’s spare time is spent mainly occupying his two young daughters but remains a Formula One fan and actively supports Crystal Palace.

Gary Williams

Gary WilliamsAssociate .NET Developer

Gary has 14 years of IT industry experience, backed by a degree in Computer Science from the University of Greenwich. He is a highly skilled software developer, with an excellent knowledge of .NET technology.

In his spare time Gary is learning photography, likes listeneing to music, and playing and watching a variety of sports.

Hemanth Mallipeddi

Hemanth MallipeddiAssociate Senior Software Engineer

Hemanth is an experienced and highly skilled Senior Software Engineer with degrees in both Computer Software Technology and Information Technology. Specialising in C#, .NET, ASP .NET, ASP. NET MVC, ASP .NET AJAX, WPF, design patterns, Agile methodologies, Scrum and dependency injections, he is also a MCPS: Microsoft Certified Professional.

In his spare time Hemanth enjoys photography, motor racing and getting his hands on the latest gadgets.

Hima Chittaboina

Hima ChittaboinaAssociate Tester

With a degree in Electrical & Electronics Engineering, Hima is a highly motivated team player with excellent skills in automation testing using Selenium. She has experience in all phases of the software development life cycle, including developing test plans, test cases, automation, and execution of test scripts. Hima has a proven ability in developing BDD scripts with Gherkin and Cucumber and writing step definitions for behaviour. She also has development experience on .NET and Java platforms.

Istvan Szente-Varadi

Istvan Szente-VaradiSenior Software Engineer

Istvan is an award-winning software developer with more than 12 years' experience, successfully participating in many big ERP projects and smaller custom developments for a wide range of clients. He is skilled in programming languages and database systems like C#, ASP.NET, WCF, HTML, CSS, JavaScript, PHP, Python, Java, SQL Server TSQL, Oracle PL/SQL and SharePoint.

In his spare time Istvan likes to learn new Internet technologies and exploring new places in the country.

Joshua Allen

Joshua AllenOffice Administrator

With a passion for administration and IT, Joshua is Ballard Chalmers' Operations Assistant. Computer literate from the age of 5 he has since then adopted most computer functions to a professional level. In his spare time if he's not gaming (playing and creating) then he's probably working or writing a book!

Kevin McDonnell

Kevin McDonnellSenior Technical Architect

Kevin is a respected Senior Technical Architect with a Master of Engineering (MEng), Engineering Science degree from the University of Oxford.

Specialising in .NET, Azure and the Office 365 development suite as well as a broad understanding of the wider Microsoft stack, he listens to what clients are looking to achieve and helps identify the best platform and solution to deliver on that.

Mark Slavik

Mark SlavikAssociate Senior SharePoint Consultant

Mark is a highly experienced SharePoint Architect and Developer and has worked exclusively within the SharePoint arena for the last 10 years. He has worked with all versions of SharePoint since 2003 and has been working with Microsoft web technologies since the mid-90s. He is also a qualified and respected project manager with experience of managing multi-million pound projects with large teams of developers.

Outside of SharePoint Mark enjoys competitive target shooting and has won several county level medals in Kent and Sussex.

Mike Emney

Mike EmneySharePoint Solutions Architect

Pallavi Mallipeddi

Pallavi MallipeddiJunior Systems Administrator

Rajendhar Gurram

Rajendhar GurramAssociate Tester

Remco Roo

Remco RooAssociate Senior SharePoint Consultant

Remco is a proactive, results driven SharePoint consultant with over 16 years software architecture and development experience. He has a specialised knowledge of C#, SharePoint Server, HTML, JavaScript, ASP.NET MVC, WCF and SQL Server. Remco is a passionate team player, with the ability to learn and understand new technologies and business requirements quickly.

In his spare time Remco likes watching Formula 1, playing sports and NLP (Neuro-Linguistic Programming).
Stephen Spencer

Stephen SpencerSenior Software Engineer

Stephen Spencer is an IT Professional with an experienced track record in the industry. He specialises in .NET and associated technologies including ASP.NET, C#, XML, Web Services, T-SQL, SharePoint and Commerce Server development.

Stewart Joyce

Stewart JoyceAssociate Senior BizTalk Consultant

With more than 30 years consulting experience across a range of industries, Stewart has a broad knowledge of the Microsoft technology stack. He has extensive experience of enterprise cross-platform integration design, managing the impact of solution designs across multiple platforms and evolving architectural standards and processes.

Stewart is a Microsoft Certified Technical Specialist (MCTS) in BizTalk 2006 and 2010, a Microsoft Certified Solution Developer (MCSD) and a Microsoft Certified Trainer (MCT).

Stewart is also a member of the British Computer Society (MBCS), is a Chartered Engineer (CEng) and a Chartered IT Professional (CITP).

Sunil Panda

Sunil PandaAssociate Senior Software Engineer

Sunil has over a decade of experience in .NET development on full life cycle projects including Requirement Analysis, Design, Development, Testing, Deployment and Maintenance Support of multi-tier enterprise applications specialising in Microsoft Technologies.

Sunil has as a Bachelor Degree in Computer Science Engineering and is proficient in C#, ASP.NET, MVC, WebAPI, DI Framework, Entity Framework, T-SQL, REST and SOAP Webservices, XSLT, Selenium and Continuous Integration using Cruise Control.

Szilvia Vegh

Szilvia VeghServices Delivery Manager

As our Services Delivery Manager, Szilvia is in charge of scheduling and running consultancy and support tasks. She is a highly competent management professional with strong analytical, problem-solving and organisational skills.

Szilvia is the mother of two children and in her spare time loves trying out new recipes in the kitchen, gardening, traveling, and reading.


Ballard Chalmers is one of the UK’s leading enterprise software engineering companies, specialising in development for the Microsoft Enterprise Application Platform. We are principally dedicated to software development and integration for the Microsoft Cloud, as well as on-premises and hybrid systems. Our expertise is in Microsoft .NET, SQL Server, BizTalk Server and SharePoint Server.

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