The Chase Sapphire Reserve is like the big brother of the Chase Sapphire Preferred.
The Chase Freedom Flex and Freedom Unlimited
These two cards are marketed as no annual fee cashback cards.
The Chase Ink Business Preferred is a great card to pair with the other cards. It gets you 3x points on travel and other category bonuses up to $150,000 spend per year.
Chase Ink Business Preferred
The last two cards are other Business cards. They both have an $0 annual fee.