Houston entrepreneur Marshall D. Isom’s Optimum Security Professionals enjoying rapid growth in North and South Texas

DALLAS — As far as starting a business goes, it’s safe to assume that Marshall D. Isom undoubtedly has learned from the best, some pretty fine individuals, if you will. For starters, Isom’s late great grandfather, Leon Kiser, for years had owned a neighborhood corner store. As if that wasn’t enough to fuel his competitive … Continue reading Houston entrepreneur Marshall D. Isom’s Optimum Security Professionals enjoying rapid growth in North and South Texas