CULA is a LAPACK library from EM Photonics. It comes in three flavors: basic, premium, and commercial.
CULA Basic is loaded with the most popular LAPACK routines including LU Decomposition, QR Factorization, Singular Value Decomposition, and Least Squares. CULA Premium is for power users who need additional functionality, such as double precision and additional LAPACK routines not found in CULA Basic. CULA Commercial is for independent software vendors who want to include CULA functions in their own applications.
For more information http://www.culatools.com/