The B2B marketplace is little trickier, but still very doable! LinkedIn Ads are also very effective in B2B.
One tactic I have found successful is using Facebook Ads to market a free resource or piece of content your company has created. This allows your brand to take advantage of the B2C nature of Facebook Ads, will reel in prospects, and end in sales if your call-to-action is strong.
Here are some resources I have used in the past to learn more about Facebook B2B Advertising:
Move over B2C marketers, the B2B crowd is coming to Facebook advertising, and they're ready to play hardball…www.smartinsights.com
This resource is for Facebook marketing as opposed to advertising, but still helpful:
Do you target other businesses? Are you struggling to generate more Facebook engagement? Facebook marketing can work…www.socialmediaexaminer.com
Best of luck! Let me know how everything goes :)