House of Harmony, Hair by Harmony. Located in Kaikohe, Northland. Locally Owned and operated. Our passion for hair is simple, Always aim to provide a wide variety of high quality & affordable services! From Haircuts & Hairstyling, to Highlights & Balayage. House of Harmony also offers Keratin Smoothing Treatments, Chemical Straightening and Global colouring, working with high quality brands and products. Feel free to pop in to the salon for a free consultation or a chat about all your hair needs.