Strategic Environmental & Energy Resources, Inc. (SENR) › Cost of RevenueStrategic Environmental & Energy Resources, Inc. (SENR) — Cost of RevenueAnnual figures by fiscal year, from SEC filings.2012: $1.04M2013: $2.29M2014: $3.16M2015: $2.38M2016: $3.42M2017: $3.64M$3.64M2012Cost of Revenue (USD)2017Fiscal YearCost of RevenueChange YoY2017$3.64M+6.4%2016$3.42M+43.5%2015$2.38M-24.5%2014$3.16M+37.9%2013$2.29M+120.5%2012$1.04M—Other metrics: RevenueGross ProfitOperating IncomeNet IncomeEPS (Diluted)Total AssetsTotal LiabilitiesShareholders' EquityCash & EquivalentsOperating Cash FlowCapital ExpendituresShares OutstandingDividends Per Share