Those look a lot like our Avalon Single Post Mount Exterior Light! These post mounts look awesome lining this backyard path. We love them on the water too:

Barn Light Outdoor Places and Spaces · More Info

You can find them here: http://www.barnlightelectric.com/barn-light-outdoor-lighting/lamp-posts/avalon-single-post-mount-exterior-light.html

Hope that helps, Shirley :)

Thank you very much for your instant reply. I love the look of the lights and feel like they would work well in our setting. Going to website now! :)

Thanks for the question. I believe the fixtures are from Barn Light Electric Company.