Horizontal Diversification

Definition: Horizontal Diversification is one of 4 possible diversification strategies, besides vertical diversification, concentric diversification and conglomerate diversification.
D is one of the 4 growth strategies of the Ansoff Matrix (besides market penetration, product development and market development).
In a HD strategy, a company acquires or develops new products that could appeal to its current customer groups even though those new products may be technologically unrelated to the existing product lines.