Runar Homble established the law firm Homble Olsby together with Ole Kristian Olsby in 2007. He works primarily with employment related matters. He also has extensive experience in data protection law, corporate law, contract law, negotiations and litigation.

Runar is ranked as one of the "leaders in their field" in employment law by Chambers & Partners and is "recommended" by Legal 500.

He frequently holds lectures and seminars in employment law and is a permanent columnist in Aftenposten, one of the leading newspapers in Norway.