He clearly stated that they only had a sales email available on their site, and he politely asked for a DM for an appropriate way to contact them. If a company

He clearly stated that they only had a sales email available on their site, and he politely asked for a DM for an appropriate way to contact them. If a company has an active Twitter account it is appropriate to contact them through it. I've done this several times with quite happy results on both ends.