 GTT Communications NYSE:GTT and Crexendo OTCMKTS:CXDO are both small-cap computer and technology companies, but which is the superior investment? We will compare the two companies based on the strength of their valuation, earnings, institutional ownership, analyst recommendations, profitability, dividends and risk. Profitability This table compares GTT Communications and Crexendos net margins, return on equity and ... 