Productivity and collaboration apps that enable remote work are seeing huge demand right now and while Microsoft still largely dominates the workplace, there are many newer apps trying to reinvent pieces of the productivity suite. Companies like Notion are rethinking how document sharing and collaboration should work, Airtable is rethinking what spreadsheets are used for, and Front is reimagining how coworkers should use email. Business Insider spoke to venture capitalists and analysts to compile the following list of productivity and collaboration startups that are reinventing the traditional office suite and taking on Microsoft. Click here for more BI Prime stories.