Gerry McGrath And Company logo

hi sir, can i as a favor to replicate your logo?? i was thinking some logo for a property listing around the metro. My concept my my logo it that..im making a look a like navigation icon on the map app. its a combination of your logo and the navigation mark..if were looking at your logo..its looks like ill just take off the lower part..that handle part and then ill put some shadow on the bottom its like ur pointing on the map??im asking you a favor if is it ok if ill make this logo as part of my logo for the apps??ill just take the upper part not the lower part