Welcome To SISCO

SISCO is a privately held software company headquartered in Accra, Ghana. In 1995, SISCO which has several software engineers today was spurned out of Advanced Computer Systems Company which was founded in 1986. SISCO is an ambitious company, driven by

The Power Of Information At Your Fingertips

In today’s new global world of business, knowledge is power and success depends on how well you manage information. To be successful, you need business software solutions that are flexible and powerful enough to meet the demands of your growing


At SISCO, we understand the importance of training. that is why we have our own engineers to provide the installation support to assure you a smooth transition. SISCO recognizes that no matter how good our software is, a successful transition

SISCO Business Software Solutions

SISCO Business Software Solutions

Users of Information Systems supplied by SISCO represent a wide array of companies who share one thing in common. They want a financial and business automation solution that can be easily customized to meet their needs, which can be scaled...

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What our clients have to say

MTN has been using Topaz Payroll for about twenty years now and continues to derive great benefits from its use. We are very happy with the services offered MTN by SISCO all these years..

Ms. Joyce Awua, Senior Manager, HR Operations

At the University of Education Winneba (UEW), the Finance Directorate uses Topaz Accounting Pro to handle all the Accounting Functions of the University..Topaz Accounting has been in use here for the last fifteen years and has proven to be a first class ERP application for a Tertiary Institution.

Director of Finance, UEW

Some Of Our Products

SISCO has over the last several years implemented its flagship product, Topaz Accounting for Windows in several organization to the point where it is now the most recognized Accounting Information System with the largest installed base in the country.

Our Management Team

A Visionary Leadership for SISCO

Dr. Harriet Somuah


Dr. Harriet Somuah has over twenty years active leadership experience leading IT teams to implement client focused projects. She has been involved in several projects, which have been completed successfully by both SISCO. and Advanced Computer  Systems Company (ACS) She has

Dr. Sam Somuah

Chief Innovation and Technology Officer (CITO)

Dr. Sam Somuah is an experienced, IT professional with more than thirty years leadership, teaching and professional experience. Over this period he has managed several multi-million dollar IT projects in Ghana and the US. He has a proven track record

Sita Ramaiah

Head - Software Development

Sita Rahman is the Head of Software Development at SISCO where he leads a team of Software Architects, System Analysts, Developers and Database Designers in delivering cutting edge Software Products for SISCO’s numerous clients.  He manages the design and software

Bernard Boadi

Head - Client Engagement

Bernard Boadi is the Head of Business Development at SISCO. He is responsible for managing a team whose job is to bring new customers and clients to the organization and also influence and shape the business. He propose’s and co-ordinate agreed strategies