The phrase "additional attendees" is correct and usable in written English.
It can be used when referring to extra people who will be present at an event or meeting beyond the initially expected participants.
Example: "Please let us know if there will be any additional attendees at the conference so we can prepare accordingly."
Alternatives: "extra participants" or "more attendees".
Additional attendees included representatives of the Center for Democracy and Technology and Gigi Sohn, leader of internet campaign group Public Knowledge.
Member buildings can send a representative free by registering by Wednesday; the fee for additional attendees is $70 in advance and $100 at the door.
Additional attendees included members of Congress, foreign diplomats, members of the president's cabinet and thousands of citizens.
Additional attendees represented the University of Michigan, Arizona State University, the Universidad Metropolitana, and Elizabeth City State University.
You can use this to chat while you're waiting on additional attendees to join.
$5 per family of four; $1 per additional attendee.
We estimated the cost per single additional attendee and of increasing the attendance rate by 1% for each population size category and for the two types of cancer.
This was a pilot program with only a small number of juvenile justice offenders referred (6%), and it is reasonable to expect that a larger program could be implemented with a small marginal cost for each additional attendee.
For example, Insightpool says that when DocuSign used its technology to promote a webinar, it resulted in a 7x increase in engagement with DocuSign's target audience, and more than 500 additional webinar attendees.
The revelation of at least two additional meeting attendees appears to contradict Trump Jr.'s recent comments, as he claimed he's been totally transparent about the meeting and said all relevant information had been reported.
This was more than the numbers invited, but these additional 5 attendees were included in the respective focus groups, and their statements are included in this analysis.
