As an African-American man entering a Caucasian-dominated industry, Solomon Graham wasn’t intimidated when he founded Quality Biological in 1983, investing $10,000 of his own money to start the business.
The Gaithersburg company is one of the longest-operating biotechs in Montgomery County and has grown into a multimillion-dollar enterprise. It provides products and supplies for molecular and cell biology laboratories to use in infectious disease and cancer research.
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