The amount of the deal was not disclosed.
The company will use the proceeds from the investment to continue to expand operations in the Southeast.
Founded in Atlanta in 2010 by Jason Mann, Farm Burger provides locally raised grass-fed beef paired with fresh seasonal ingredients at accessible prices.
The menu also includes antibiotic-free chicken, pasture-raised pork, and veggie burgers, seasonal salads, hand-cut fries and diverse daily specials.
The company has locations around Atlanta (Decatur, Buckhead, Dunwoody), in Asheville, NC and South Asheville, NC, in Huntsville, AL, in Berkeley, CA, and Marin, CA, in Nashville, TN, and opening soon in Birmingham, AL.