"Syngenta AG group, which includes Syngenta Limited, Syngenta UK Limited and Syngenta Holdings Limited. Syngenta Limited, Syngenta UK Limited and Syngenta Holdings Limited all apply and operate to the standards and practices"

Yes but limited. Does mention subsidiaries/holdings within the group but not its brands or other additional businesses.

Pg. 1

“Syngenta is a leading science-based agtech company. We help millions of farmers around the world to grow safe and nutritious food, while taking care of the planet. Syngenta innovates with world-class science to protect crops and improve seeds. We support farmers with technologies, knowledge and services so they can sustainably provide the world with better food, feed, fibre, and fuel.”