With more than 50 years of market-leading research, development, and manufacturing, Celgard delivers a wide range of highly engineered products with proven quality and performance.
Globally recognized for our battery innovation expertise, Celgard has the scale and critical mass to meet growing customer demand for highly-engineered products with tighter specifications and reliable delivery.
Our global manufacturing network - anchored by facilities in Charlotte and Concord, USA and Shanghai, China - is supported by proprietary manufacturing technology, stringent process controls, and quality systems that meet or exceed environmental and customer standards.
Charlotte, North Carolina
Charlotte is Celgard’s corporate headquarters and a core site for manufacturing and research and development. The facility supports separator base film production and coating, technical development, and cross‑functional collaboration across Celgard’s global operations. The Charlotte facility is ISO 9001 and IATF 16949 certified.
Concord, North Carolina
The Concord facility is a key part of Celgard’s U.S. footprint, providing state-of-the-art manufacturing and R&D capabilities that enhance capacity, operational flexibility, and technology development in support of customer needs. The Concord facility is ISO 9001 and IATF 16949 certified.
Shanghai, China
Celgard’s Shanghai facility provides advanced separator processing, slitting, and inspection capabilities, supporting a wide range of customer and application requirements.
Key capabilities include:
- Flexible operations to accommodate diverse customer specifications
- Expertise in slitting across multiple separator types
- Continuous improvement driven by mechanical innovation, 5S, and Kaizen
The site operates within a state‑of‑the‑art facility featuring advanced clean room technology, expanded warehouse space, and enhanced inspection capabilities. Our Shanghai operations are ISO 9001:2015 certified and IATF 16949 certification work is underway.
