ASSET PURCHASE AGREEMENT BY AND AMONG J.A. JONES, INC., LOCKWOOD GREENE ENGINEERS, INC., JONES LOCKWOOD GREENE, L.L.C. JONES LG, L.L.C. LOCKWOOD GREENE SYSTEMS CORPORATION LOCKWOOD GREENE E&C, L.L.C. LOCKWOOD GREENE—PUERTO RICO, INC. LOCKWOOD GREENE...