Social Media
Golden Spike has established and controls (at least) three social media channels as part of its corporate communications strategy.  Typically links to social media are normally to be avoided, per:

However, per WP:ELOFFICIAL, it is stated:
An official link is a link to a website or other Internet service that meets both of the following:
 The linked content is controlled by the subject (organization or individual person) of the Wikipedia article.
 The linked content primarily covers the area for which the subject of the article is notable.
As such, the official social media channels set-up by Golden Spike as part of their corporate communications strategy are permitted and should be included as part of the External Links for this article, to provide readers direct links to the full range of official corporate media published or sanctioned by Golden Spike.