Your company needs one for a number of reasons (site authority, SEO, brand awareness, etc.).
And it's helpful to have them coming out regularly. That's why I sell blog packages in bundles.
Sea Going Green
Sea Going Green is an environmental consultancy firm that wants to make the world's oceans a better place. They work with tourism companies to help create more sustainable businesses.
Purr Traffic/Pearl Lemon
Contributed several blogs about B2B marketing and social media tactics to Purr Traffic before it transformed into Pearl Lemon.
The Green Temple
Topics covered event spaces, how to be more environmentally friendly at work, etc.