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Custom Programming Services

GCS in its' thirty years has provided unparalleled customer service and support while implementing hundreds of time and money saving custom business software applications. Delivering anticipated R.O.I. to the business is the cornerstone of our success.

We are focused on business objectives of your company and approach information technologies as a means to solve them. GCS is committed to delivering custom software solutions to clients with unique requirements that cannot be fully satisfied with off-the-shelf software. By intimately involving customers in the software development process, the end result is a more effective system with a substantially lower cost.

Price Example:

progamming time     160 hrs. @ $39.50 =  6,320
project mgt                      8 hrs. @ $79.50 =    636

                                                           Total = $  6.956

Our mission is to help business lower operating costs and increase revenues by automating tedious processes, improving data flow, and making its products and services more accessible to the end user via today's data warehouse and wireless/mobile technologies. Executive level data is instantly available in easy to use graphical format.

Message from the President

Each and every client of GCS is treated like our best client. It is our privilege to serve your computing needs.

I will be personally involved with all of our prospects and clients. I urge all interested parties to contact me directly at 312-208-9035.


Dave Groth

Groth Computer Systems
312-208-9035 direct line
email: Dave@gcs500.com
Application Development
Integration & IT Support

We provide services in Microsoft, Java & IBM technologies: J2EE, Java Enterprise development, Struts, .NET, Web Sphere, Windows, Linux, Unix Solaris, HP-UX, AS/400, AIX, Palm and Windows CE. Programming Languages & systems include  Java, C++, C, Visual Basic (VB), Visual C++, JSP, ASP, Delphi, FoxPro, ActiveX, Power Builder, Perl, CGI, PHP, JavaScript, Cold Fusion, XML, ODBC, WML, HTML, DHTML, SHTML, RPG, CL, OCL, ILE, FOCUS, Visual RPG, Client/Server, Lotus Notes/Domino, Object Oriented programming (OO), UML, OOAD, BPCS, J.D. Edwards and Synon.

Wireless & Mobile Application Development

"The largest area of productivity gain and cost reduction in IT today." Field service workers eliminate redundant paperwork tasks, increase productivity and customer communication.

Also, we provide development in Java platform: Java 2 Platform, J2ME Wireless toolkit, Java Card technology, J2EE for Application development for small handheld devices or a mission-critical enterprise-wide application, Wireless Messaging API (WMA), Mobile Media API (MMA). OS Platforms: Palm software application development, Windows CE, Symbian, Pocket PC, Amiga.  Various technologies: Wireless application software, Wireless infrastructure, Data synchronization, Mobile middleware, Wireless Security and Networks using RFID, Black Berry, Blue Tooth, CDMA, TDMA, GSM, WAP, WML, GPRS, SMS, BREW, Oracle 9i, Oracle Mobile Online Studio.

Embedded Systems Design
Real Time Programming

In addition, we provide Device Driver development, Microprocessor design, Real time, Embedded system programming, Firmware & Hardware design: Using C, C++, Assembler, Java, VxWorks, Pentium family, PowerPC, Intel X86, 8051 / 8052 family, Motorola 68020 / 68322 family, Object Oriented design and DSP.

Database Conversion &  Development

Database migration, programming, development and conversion in: Oracle, SQL Server, DB2 UDB, SQL, Informix, Sybase, mySQL, PL/SQL, Access, and Visual FoxPro.