An unfamiliar brokerage name is not a red flag by itself either. Real Broker SK Ltd., the brokerage Joel Dyck works under, is a real, licensed brokerage even though it is newer to Saskatoon than some long-established names, and licensing status matters more than name recognition.
What actually matters is responsiveness and local knowledge, not the office address on a business card. An agent working from an office across town who answers quickly and knows your street beats one down the block who does not.
Ask how they plan to cover showings and communication regardless of where their desk sits. Get your hand-reviewed valuation from Joel Dyck.