Head North On Peachtree Rd Ne Toward Lindbergh Dr Ne. Turn Right Onto I-85 N Ramp Toward Greenville. Merge Onto I-85 N And Continue For About 15 Miles. Take Exit 87 For Old Milton Parkway Toward Alpharetta. Turn Left Onto Old Milton Parkway. Continue Straight And Take A Slight Left Onto Main St. Turn Right Onto Ardsley Ln, And Your Destination Will Be On The Right At 290 Ardsley Lane.