You may print out this map and directions.

 

Take Hwy 101 to Bell Rd exit (if you are coming from the south, this exit will be Frank Lloyd Wright and then follow Pima Rd until you get to Bell Rd).  Go east on Bell Rd to 98th St and turn right.  Take a left into the first office complex and go toward the far east end.  The office building is on the north side of the complex, 2nd from the end.