Ameri (NASDAQ:AMRH) and Nanoflex Power (OTCMKTS:OPVS) are both small-cap business services companies, but which is the better investment? We will compare the two businesses based on the strength of their risk, analyst recommendations, dividends, institutional ownership, earnings, valuation and profitability. Profitability This table compares Ameri and Nanoflex Power's net margins, return on equity and return [...]