Got called by this number as well.

Picked up the phone but no one answered. They called several times today.

Received call from (905) 427-9699. It was Air duct cleaning services. Called ID said number registered to Steven Cook. Searched online and it belongs to Karen and Steven Cook  at 61 Howes St Ajax, ON L1T3V4. Called number back and answering machine message simply said "we are not telemarketers" and mailbox was full.