Insight Partners, a venture capital and private equity firm, led a $21m Series A funding round in Writer, an AI writing assistant for companies, with participation from Gradient Ventures, the Todd & Rahul Angel Fund, Scott Belsky, Oliver Jay, Jack Altman, Allison Pickens, Packy McCormick, Lenny Rachitsky, Austin Rief, Ankur Nagpal, Alex MacCaw, Camille Ricketts, Vivek Sodera, Julia Lipton, and James Beshara. “The customer love for Writer is evident in the company’s revenue retention and expansion numbers. They are taking an incredibly powerful approach to building the writing OS companies need, helping businesses systemize and streamline writing across an organizatio. We look forward to partnering with Writer as they continue to grow and scale upn,” Ryan Hinkle, Insight Partners Managing Director.