This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

n. The obtaining of goods or services using existing in-house resources or employees

n. The obtaining of goods or services using domestic resources or employees as opposed to foreign

v. Present participle of insource.

"Hala SCS believe that a concept they call insourcing is the key to increasing service efficiency without compromising control."

outsourcing   

insuring