There are many options, but few that offer Harmonic’s seamless “plug-and-play” ease into your existing methodologies with so little risk and provide as much flexibility and performance in such a quick-to-install building envelope system.  Harmonic is at the forefront of the green building movement and will last for many years to come. Join the movement for better buildings and a brighter future.  Let’s build for good - for people and for the planet.  Feris BuildTech is a green building technology company. We design and manufacture Harmonic, a sustainable, high-performance building envelope solution. Based in Kingston, ON, all of our products are manufactured to specification on-site in our Kingston facilities using Canadian components, when possible. Feris BuildTech Inc. is 100% committed to building for GOOD - for people and the planet.