About Us

Concatenate extends and leverages Sharepoint Core services to provide a unique and specific experience based on your projects requirements.  Assets for the solution include custom Dashboards with KPI's, metrics and scores.  Workflows that interact with your existing systems.  ERP connectivity to exchange and share information between your internal systems and the collaboration portal.  Forms that can be filled out by users via a Kiosk, Tablet PC or mobile phone that participate in an enterprise workflow.  Excel Services that provide flexible business rules that can be managed by business analysts that do not require developers.

Company Profile

Concatenate builds innovative and compelling solutions using advanced technologies from Microsoft.  As an active member of key early adoption programs from Microsoft, Concatenate ensures what we build today has a roadmap to tomorrow’s technology.  Concatenate has expertise in Microsoft .NET technologies including technologies s Sharepoint, SQL Server, Office, and Windows Mobile.

Our Leadership


Concatenate’s vision is to enable companies to solve difficult business challenges through collaborative technologies. The Concatenate executive team reflects that vision – its members combine a unique mix of technical expertise with demonstrated success in the software industry. Concatenate’s two principals, Michael Meltzer and Steve Wong, developed RetaiLease, a retail real estate software system, which is currently used by over 70 national retailers. Eric Riz, EVP Systems Integration leads our SI practice with over 12 years experience integrating Microsoft products including SharePoint. Michael Bartha, Director of Products, has spent over 15 years building enterprise software solutions and leading development and product management teams.  Along with its Services Department, Concatenate is confident that it has the resources and skills required to meet all your collaborative needs.  

Michael Meltzer, Principal

Steven Wong, Principal

Eric Riz, EVP - Systems Integration

Michael Bartha, Director of Products