No they didn't.
“We the People in Arizona set up our own canvassing operation since December.” Harris outlined her in-depth training and selection process for the all-volunteer effort. Her conservative number was 173,000 voters contacted.
https://ussanews.com/News1/2021/09/08/maricopa-county-private-canvass-data-revealed-and-its-really-bad-for-the-regime/