the photo was taken in the New York store of M&J Trimming by the blogger Maddie G Designshttp://www.maddiegdesigns.com/nyc-wrap-up/
I did a Tineye search for you and it is from this blog http://www.maddiegdesigns.com/nyc-wrap-up/ - seems like you are right, it is from MJ Trim in NY.
What a timely post! I am looking for the perfect trim to replace the gimp on my sofa! I should always check your site first!! LOVE LOVE LOVE your blog!! xox, Emily @ 11gables.blogspot.com