Centrex Software - The Center of Your Business Needs Centrex Software is one of the most forward thinking and revolutionary software firms in the United States. Combined with our team of over 30 years in software experience, and a leader that has a true vision for the future, Centrex Software offers much more for much less. We have one goal and one goal only - To assist you with the center of your business needs. Whether the center of your business needs is a CRM platform, credit card or ACH processing, or the ability to market to your clients, Centrex can offer more all under one roof. Our promise is to assist you in running your entire business all under one roof. In the rare case we cannot help you with that, we will find you a solution that does work. That is our promise. With over 30 years of business and consumer software development and operations experience under our belts, we know and understand the business landscape better than anyone else in the industry. We have hired the best consultants in the country and have brought to the table some of the most respected relationships in the industry.