Once/quarter is for "broadcast" communication - all-hands meetings, email newsletters, etc. In addition to that, they should be engaging with each individual team that reports to them. For example, you might also find it useful to do quarterly team-level strategy reviews where the team presents their accomplishments from the previous quarter and discusses their team-level roadmap for the next quarter.
At the same time, senior leadership needs to get used to being "out-of-touch" to some extent. Most people who are new to senior leadership make the opposite mistake, and are far too involved in details of execution that they should have fully delegated. Too much direct involvement can deprive your managers of opportunities to take initiative and grow in their careers.
At the same time, senior leadership needs to get used to being "out-of-touch" to some extent. Most people who are new to senior leadership make the opposite mistake, and are far too involved in details of execution that they should have fully delegated. Too much direct involvement can deprive your managers of opportunities to take initiative and grow in their careers.