U.S.-based application performance management platform LightStep has closed Series C financing round at $41 million.

LightStep will use the net proceeds for its product development, reach market demand and expansion operations.

Led by U.S.-based technology-focused investment firm Altimeter Capital the round also had participation from all existing investors Redpoint, Sequoia, Cowboy Ventures and Harrison Metal.

The latest round brings LightStep’s total funding to $70 million.