Longsol Holdings #ABCDEFGHIJKLMNOPQRSTUVWXYZJump to Section#ABCDEFGHIJKLMNOPQRSTUVWXYZHouston, TX Longsol Holdings US Inc. owns and operates 13 solar projects in the United States, Spain, and France. The company was incorporated in 2011 and is based in Houston, Texas. The company has additional location in Madrid, Spain.