Disciplined Growth Investors, Inc. (DGI) is a SEC-registered[1] independent asset management firm founded in February 1997 by Fred Martin in Minneapolis, Minnesota.

[4] Disciplined Growth Investors employs a value investing approach[4] applied to growth stocks and is an active participant with its rights as a shareholder[5] and an open critic in regards to high CEO compensation.

[7] Disciplined Growth Investors was founded with $0.7 billion[8] in assets under management (AUM).

[2] Focus Consulting Group identified Disciplined Growth Investors as one of its six "Thriver" firms that performed exceptionally well during the late-2000s recession,[9] throughout which DGI remained optimistic about small to mid-cap investment opportunities.

[10] In 2011, the DGI's investment team published a book highlighting growth stock strategies based on the principles of Benjamin Graham.