Who is using Spark in production?
As of 2016, surveys show that more than 1000 organizations are using Spark in production. Some of them are listed on the Powered By page and at the Spark Summit.
Instruction: Who is using Spark in production?
Context: 
Response: As of 2016, surveys show that more than 1000 organizations are using Spark in production. Some of them are listed on the Powered By page and at the Spark Summit.