Article last updated on: Mar 08, 2018 Solar panel developers Developers of solar panels based on perovskite materials. Perovskite material providers Companies that develop and supply perovskite materials. Solar equipment makers Perovskite R&D and production equipment makers. Perovskite material providers Companies developing perovskite applications other than solar. Perovskite related companies Companies that provide services to the perovskite industry.