The study aims to study and evaluate the relationship between the implementation of Enterprise Resources Planning (ERP) and value-added (VA) of firms. To achieve this aim, the literature related to the study had been reviewed, an applied study using data from financial statements and reports of El-Sewedy Electric Group of companies had been conducted. The findings of the study indicated that there is a statistically significant impact of the ERP systems on the annual interest, there is a statistically significant impact of the ERP systems on the annual profit, there is a statistically significant impact of the ERP systems on the annual taxes, there is a statistically significant impact of the ERP systems on the annual wages and salaries, there is a statistically significant correlation between ERP systems and VA of companies and there is a statistically significant impact of ERP systems on VA of companies.