N & R Engineering has extensive expertise and experience in developing high performance computing solutions for scientific and engineering applications. Computing platforms include dedicated commercial shared and distributed memory parallel computers as well as workstation/PC clusters. N & R Engineering Technical Specialists have experience implementing cluster computing systems using workstations, PCs and board-level computers. They have experience in porting legacy codes to parallel computers and PC/workstation clusters. Other areas of expertise include real-time and interactive parallel computing applications. Programming environments include PVM, MPI, and customized application programming interfaces with FORTRAN, C and C++ .