Eh, it should probably be "getting everyone on board," "everyone to get on board," or "everyone on board agreeing..." It's missing a verb. I understand it as-is, I just think it's ungrammatical.
A former boss used to make at least one person at every meeting recite the company's mission and vision statements--yes, two different statements, and if you missed even one word, no matter how inconsequential, he'd get on your ass about it in front of everyone. No surprise that he constantly listened to and quoted management podcasts and audio books, rarely questioning any of them.
The company I work for asks us to do shit like this in our meetings. Like "what does <alleged company value> mean to you"? I always want to be like "well I like the part where I get a check every couple weeks...."