Founded in 2002, Grandstream Networks is a manufacturer of IP voice and video communications equipment, video surveillance,[1] gateways and analog telephone adapters (ATAs), and Asterisk-based IP-PBX appliances.
Grandstream supplies small and medium businesses and consumers with open-standard SIP-based products.
Grandstream Networks is headquartered in Boston, Massachusetts,[2] and has offices in Plano, Texas, Los Angeles, California in the US, in Casablanca in Morocco, Valencia, Venezuela, and in Shenzhen, China.