DHA is a system integrator specializing in PLC-based control systems and  SCADA software.


Engineering image

Turnkey Projects

Complete projects for the material handling, manufacturing and process industries. Services include:

  • Project management

  • Electrical engineering

  • Panel design and build

  • PLC programming

  • HMI and SCADA programming

  • WCS (Warehouse Control System) design and development

  • Electrical installation and commissioning

  • 24/7 support

PLC and HMI Retrofits

If you are having trouble getting spare parts for your current system, it is time for an upgrade. Please call us today to discuss your options.

Legacy Application Maintenance and Modernization

We can help you maintain and improve your old applications. We can also modernize your applications. If you have the source code, we have the expertise to work with older tools. Our expertise includes but is not limited to the following:

  • Legacy Tools and Languages
    • Microsoft Visual Basic 3, 4, 5 and 6.
    • Microsoft Access
    • Borland Delphi
    • Turbo Pascal
    • Clarion
    • dBase
  • Legacy Operating Systems
    • Older versions of Windows including 3.1
    • IBM OS/2 (all versions)
    • DOS
    • Unsupported versions of Linux (or Unix)

Onsite Troubleshooting and Support

If you are having trouble with your system, even if it is not one of ours, please call us for either remote or onsite support.