Helping America’s Largest Companies Pay the Least Amount of Tax For a quarter century, Ashland Group has been delivering high-value state and federal tax solutions to clients across the United States. Our tax specialists, all recognized as leaders in their fields, are adept at income and franchise tax strategies that recover millions of tax dollars each year for our clients. A key difference between Ashland and our competitors is the level of talent that we bring to each of our engagements.