Critique Request of four logos made by an enthusiast

I've designed a few logos in my spare time and would appreciate some feedback. One of them is for a website/blog I've just set up and the others are for fictitious companies. Hoping to take a course next year in graphic design and typography. I'

i-jO Creative: A creative/design business

Indigo - A bar/restaurant

LTL Steel - A company providing products from cut steel, consumables and fabricated metal work

Blue Tree Logistic - (self-explanatory)

Thanks in advance