Exhibit 11. Computation of Net Income (Loss) Per Share. TRANSTECH INDUSTRIES, INC. COMPUTATION OF NET INCOME (LOSS) PER COMMON SHARE For the Three Months Ended March 31, BASIC: 1998 1997 Weighted Average Common Shares Outstanding 2,829,190 2,829,090 Net Income (Loss) $(270,000) $(461,000) Basic Net Income (Loss) Per Common Share: Net Income (Loss) per share $(.10) $(.16) DILUTED: Weighted Average Common Shares Outstanding 2,829,190 2,829,000 Dilutive Stock Options Based Upon the Treasury Stock Method - - 2,829,190 2,829,000 Net Income (Loss) $(270,000) $(461,000) Diluted Net Income (Loss) Per Common Share: Net Income (Loss) Per Share $(.10) $(.16)