Gridtential’s investors include some of the world’s largest and most influential battery suppliers and distributors, as well as leading venture capital firms. The capital these investors have provided Gridential with has enabled us to expand manufacturing support for partners, bolster research and development as we continue to identify new, industry-changing applications for our Silicon Joule technology, and focus on refining our advanced, high-power designs. We’re honored to develop the next-generation of lead batteries in collaboration with them.

The Roda Group is an early stage venture capital group, based in Berkeley, California, and was founded by successful entrepreneurs with extensive experience in the development of high technology companies. Roda Group partners support the talents of exceptional entrepreneurs to create companies that are, or have the opportunity to become, market leaders in their respective fields.


1955 Capital was founded in the Fall of 2015 by Andrew Chung to invest in companies in the Americas and Europe that can address the developing world’s most pressing challenges related to energy, healthcare, food, agriculture, education and sustainable manufacturing. With over a decade of experience investing in these sectors at leading global firms like Khosla Ventures and Lightspeed Ventures, Chung has experience in identifying technologies with significant impact potential in China and other developing countries, and support entrepreneurs in developing mutually productive partnerships. The firm is based in Los Altos, California. 

East Penn is a leading manufacturer of high quality lead-acid batteries and accessories for the automotive, commercial, marine, motive power, UPS and telecommunication markets. The company's quality and environmental systems for its entire 520-acre complex have been certified to ISO 9001:2008, ISO/TS 16949:2009 and ISO 14001:2004 requirements.  

Crown Battery has been a leading manufacturer of advanced technology, industrial traction, deep cycle, starter and AGM batteries. Every one of Crown's lead-acid batteries is 99% recyclable and comes from the company's ISO 9001:2008-certified plant in Fremont, Ohio. The plant incorporates solar panels, wind turbines, and high-efficiency robotic welding. Crown batteries power businesses, industrial and residential vehicles, off-grid homes and villages, and more than 100 other application types on six continents. 

Leoch International Technology Limited ("Leoch"), founded in 1999, is an international high- tech enterprise listed on the Hong Kong Stock Exchange since 2010. Leoch specializes in research and development, manufacturing, sales and marketing of full categories of lead-acid batteries in reserve power, automotive, motorcycle and motive power applications. Leoch has production bases in China, Malaysia, Sri Lanka and India, which include 3 R&D centers and 97 production lines.

Power-Sonic has been a leading force in the global battery business for over 46 years. Our Company has thrived due to our commitment to provide high quality cost effective batteries, backed by a level of service that is second to none.