Having added integrations, partnerships and revenue in recent years, the 911 call-handling platform Carbyne has closed a $25 million funding round, its largest to date. According to Crunchbase, the Israeli startup, whose North American headquarters is in New York, grew its annual recurring revenue by 350 percent in 2020. In an increasingly crowded market for public safety tech, the data and call-taking cloud platform has tried to stay competitive through partnerships and integrations over the past few years.