Domtar Corporation is one of the largest and most innovative paper companies in the world. Our company, PrintEco, is a two-year-old software startup with a mission to help save paper and ink and protect the environment. So when we announced our partnership with Domtar at SB ’13 in June, a lot of our friends were like, “Congratulations! Wait ... a paper company?” Admittedly, we’re a bit of an odd couple — but working with Domtar has taught us a lot about branding and about sustainable business in general. Here’s what we’ve learned: