Grace Summit, Inc. Back to Search Grace Summit, Inc. Categories Human Services Grace Summit, Inc., 18607 W Kolina Ln , Waddell, AZ , AZ , 85355 18607 W Kolina Ln , Waddell , AZ , 85355 (623) 238-1877 Send Email www.grace-summit.org Additional Info EIN Number : 93-2261860 Share × Print Email Facebook LinkedIn Twitter Pinterest Powered By GrowthZone