Founded in 2013 by Tony Lu, VEGER is a Shenzhen-based charging company built around its own factory and design team. It is known for making portable power banks and chargers for people who need dependable power while traveling, working, or staying on the move, with products sold worldwide.
InfinaCoreFounded in 2019, New York-based InfinaCore designs charging gear for phones, laptops and other everyday devices, with travel power at the center of its lineup. Its P3 Pro travel power bank combines Qi2 wireless charging, 65-watt laptop charging and adapters for 193 countries, while the company also offers personalized M3 power banks engraved with customers’ pet images. InfinaCore says every product carries a 99-year warranty.
ChargiiBorn in 2016 from the frustration of complicated charging, Chargii makes portable power banks, including the redesigned Chargii SE+ with built-in retractable cables and an integrated wall plug. After pausing during the pandemic, the brand relaunched in 2026 as a subsidiary of Plain City, Ohio’s Promo 4th Group, adding bespoke personalization at scale through its parent company’s in-house production capabilities.COLUMBUS, OH
Micropower US LLC (formerly Ecotec)Established in 2012 as Ecotec, Micropower US makes industrial battery chargers and power-conversion systems for North American material-handling and motive-power applications. Now part of Micropower Group, the company combines its local product support with the parent organization’s global engineering and manufacturing resources, while continuing to serve equipment ranging from lift trucks to floor-care machines. Its reputation is built around reliable charging equipment, responsive technical help, and accurate, on-time order fulfillment.TROY, OH
Voltaic SystemsEstablished in 2004, Voltaic Systems is known for pioneering the solar backpack before applying its durable panel designs to the needs of industrial engineers. Today, the company works with hundreds of industrial firms, creating remote solar charging solutions for devices used in demanding outdoor settings. Its team stays involved from early power calculations through deployment and long-term performance support.BROOKLYN, NY