An antimicrobial composition comprising: a. one or more phenyl alkanol(s) or phenyl alkoxyl(s) or a blend thereof; b. one or more hydroxamic acid(s) having the structure (RCONHOH) where R is linear alkyl or a blend thereof; c. one or more hydroxyacetophenone(s) or a blend thereof, and d. one or more cycloalkyl compounds selected from the group consisting of cyclohexanol(s), cyclohexylalkanol(s), adamantanol(s), adamantanealkanol(s), amino adamantane(s), ammonium adamantane(s), norbornanol(s), norbornane alkanol(s), amino norbornane(s), ammonium norbornane(s) or a blend thereof; and wherein: 100 % of the total phenyl alkanol(s) and phenyl alkoxyl(s) present are selected from phenoxyethanol, benzyl alcohol, phenethyl alcohol or a blend thereof; 100 % of the total hydroxamic acid(s) present are selected from octanohydroxamic acid, caprohydroxamic acid, laurohydroxamic acid, hexanohydroxamic acid or a blend thereof; 100% of the total hydroxyacetophenone(s) present are selected from 4-hydroxyacetophenone, 3-hydroxyacetophenone, 2-hydroxyacetophenone or a blend thereof; 100% of the total cycloalkyl compound(s) present has the structure of I, II, III or any combination thereof: where R1= -OH, -OCH3, -OCH2CH3, -NH2, NH, -N 2, -N+ 3 X- (X=F, Cl, Br, I) R2=- COOCH2CH3, -H R3= -H, -OH, -OCH3 R4= C6H11-CH-OH; C6H11-CH-OCH3-; C6H5-CH-OCH2CH3; 4 C6H11-CH-OCH2CH3; and wherein: a. the phenyl alkanol(s) or phenyl alkoxyl alkanol(s) or both as a total amount are in a concentration of 0.1 to 25 wt. %; b. the hydroxamic acid(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; c. the hydroxyacetophenone(s) as a total amount are in a concentration of about 0.1% to 25 wt. %; d. the cycloalkyl compound(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; and e. a compatible carrier as a total amount is in a concentration of about 99.4 to 0 wt. %; and wherein the cycloalkyl compound is selected from compounds through or blends thereof: and and wherein the cycloalkyl compound comprises compound, and compound; and wherein the weight ratio of compound to compound is in the range of 0.4 to 1. a. one or more phenyl alkanol(s) or phenyl alkoxyl(s) or a blend thereof; b. one or more hydroxamic acid(s) having the structure (RCONHOH) where R is linear alkyl or a blend thereof; c. one or more hydroxyacetophenone(s) or a blend thereof, and d. one or more cycloalkyl compounds selected from the group consisting of cyclohexanol(s), cyclohexylalkanol(s), adamantanol(s), adamantanealkanol(s), amino adamantane(s), ammonium adamantane(s), norbornanol(s), norbornane alkanol(s), amino norbornane(s), ammonium norbornane(s) or a blend thereof; 100 % of the total phenyl alkanol(s) and phenyl alkoxyl(s) present are selected from phenoxyethanol, benzyl alcohol, phenethyl alcohol or a blend thereof; 100 % of the total hydroxamic acid(s) present are selected from octanohydroxamic acid, caprohydroxamic acid, laurohydroxamic acid, hexanohydroxamic acid or a blend thereof; 100% of the total hydroxyacetophenone(s) present are selected from 4-hydroxyacetophenone, 3-hydroxyacetophenone, 2-hydroxyacetophenone or a blend thereof; 100% of the total cycloalkyl compound(s) present has the structure of I, II, III or any combination thereof: where R1= -OH, -OCH3, -OCH2CH3, -NH2, NH, -N 2, -N+ 3 X- (X=F, Cl, Br, I) R2=- COOCH2CH3, -H R3= -H, -OH, -OCH3 R4= C6H11-CH-OH; C6H11-CH-OCH3-; C6H5-CH-OCH2CH3; 4 C6H11-CH-OCH2CH3; and wherein: a. the phenyl alkanol(s) or phenyl alkoxyl alkanol(s) or both as a total amount are in a concentration of 0.1 to 25 wt. %; b. the hydroxamic acid(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; c. the hydroxyacetophenone(s) as a total amount are in a concentration of about 0.1% to 25 wt. %; d. the cycloalkyl compound(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; and e. a compatible carrier as a total amount is in a concentration of about 99.4 to 0 wt. %; R1= -OH, -OCH3, -OCH2CH3, -NH2, NH, -N 2, -N+ 3 X- (X=F, Cl, Br, I) R2=- COOCH2CH3, -H R3= -H, -OH, -OCH3 R4= C6H11-CH-OH; C6H11-CH-OCH3-; C6H5-CH-OCH2CH3; 4 C6H11-CH-OCH2CH3; and wherein: a. the phenyl alkanol(s) or phenyl alkoxyl alkanol(s) or both as a total amount are in a concentration of 0.1 to 25 wt. %; b. the hydroxamic acid(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; c. the hydroxyacetophenone(s) as a total amount are in a concentration of about 0.1% to 25 wt. %; d. the cycloalkyl compound(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; and e. a compatible carrier as a total amount is in a concentration of about 99.4 to 0 wt. %; a. the phenyl alkanol(s) or phenyl alkoxyl alkanol(s) or both as a total amount are in a concentration of 0.1 to 25 wt. %; b. the hydroxamic acid(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; c. the hydroxyacetophenone(s) as a total amount are in a concentration of about 0.1% to 25 wt. %; d. the cycloalkyl compound(s) as a total amount are in a concentration of about 0.1 to 25 wt. %; and e. a compatible carrier as a total amount is in a concentration of about 99.4 to 0 wt. %; and wherein the cycloalkyl compound is selected from compounds through or blends thereof: and and wherein the cycloalkyl compound comprises compound, and compound; and wherein the weight ratio of compound to compound is in the range of 0.4 to 1.