diff --git a/cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-2.0.3_openmp_static_dbg.sh b/cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-4.0.1_openmp_static_dbg.sh
similarity index 100%
rename from cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-2.0.3_openmp_static_dbg.sh
rename to cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-4.0.1_openmp_static_dbg.sh
diff --git a/cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-2.0.3_openmp_static_opt.sh b/cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-4.0.1_openmp_static_opt.sh
similarity index 100%
rename from cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-2.0.3_openmp_static_opt.sh
rename to cmake/ctest/drivers/atdm/cts1/drivers/Trilinos-atdm-cts1-intel-18.0.2_openmpi-4.0.1_openmp_static_opt.sh
diff --git a/cmake/std/atdm/common/toss3/environment_new.sh b/cmake/std/atdm/common/toss3/environment_new.sh
index 7577f41c60fc..caafdbcdc2b2 100755
--- a/cmake/std/atdm/common/toss3/environment_new.sh
+++ b/cmake/std/atdm/common/toss3/environment_new.sh
@@ -35,13 +35,13 @@ fi
 sparc_tpl_base=${ATDM_CONFIG_SPARC_TPL_BASE}
 module load cmake/3.12.2
 
-if [ "$ATDM_CONFIG_COMPILER" == "INTEL-18.0.2_OPENMPI-2.0.3" ]; then
+if [ "$ATDM_CONFIG_COMPILER" == "INTEL-18.0.2_OPENMPI-4.0.1" ]; then
     module load intel/18.0.2.199
     module load mkl/18.0.5.274 # Needed to address defect in MKL (#5316, #3992, #3914)
-    module load openmpi-intel/2.0
+    module load openmpi-intel/4.0
 
-    sparc_tpl_ext=cts1-bdw_intel-18.0.2
-    sparc_tpl_mpi_ext=cts1-bdw_intel-18.0.2_openmpi-2.0.3
+    sparc_tpl_ext=cts1-bdw_intel-19.0.5
+    sparc_tpl_mpi_ext=cts1-bdw_intel-19.0.5_openmpi-4.0.1
     # rabartl: ToDo: Above, we need to find a way to extract 'cts1-bdw' out of
     # this file for this to be general!
 
@@ -79,16 +79,16 @@ export OMPI_FC=`which ifort`
 export ATDM_CONFIG_LAPACK_LIBS="-mkl"
 export ATDM_CONFIG_BLAS_LIBS="-mkl"
 
-export BOOST_ROOT=${sparc_tpl_base}/boost-1.65.1/00000000/${sparc_tpl_ext}
+export BOOST_ROOT=${sparc_tpl_base}/boost-1.72.0/00000000/${sparc_tpl_ext}
 export HDF5_ROOT=${sparc_tpl_base}/hdf5-1.10.5/00000000/${sparc_tpl_mpi_ext}
-export CGNS_ROOT=${sparc_tpl_base}/cgns-c09a5cd/27e5681f1b74c679b5dcb337ac71036d16c47977/${sparc_tpl_mpi_ext}
-export PNETCDF_ROOT=${sparc_tpl_base}/pnetcdf-1.10.0/6144dc67b2041e4093063a04e89fc1e33398bd09/${sparc_tpl_mpi_ext}
-export NETCDF_ROOT=${sparc_tpl_base}/netcdf-4.7.0/58bc48d95be2cc9272a18488fea52e1be1f0b42a/${sparc_tpl_mpi_ext}
+export CGNS_ROOT=${sparc_tpl_base}/cgns-c09a5cd/d313cc2f822078e47c7dbdee074ecb0431e573eb/${sparc_tpl_mpi_ext}
+export PNETCDF_ROOT=${sparc_tpl_base}/pnetcdf-1.12.1/6144dc67b2041e4093063a04e89fc1e33398bd09/${sparc_tpl_mpi_ext}
+export NETCDF_ROOT=${sparc_tpl_base}/netcdf-4.7.0/24baa07a3fa1ff9dbc8e70dc591ebbdec56783b2/${sparc_tpl_mpi_ext}
 export PARMETIS_ROOT=${sparc_tpl_base}/parmetis-4.0.3/00000000/${sparc_tpl_mpi_ext}
 export METIS_ROOT=${sparc_tpl_base}/parmetis-4.0.3/00000000/${sparc_tpl_mpi_ext}
 export LIBHIO_ROOT=${sparc_tpl_base}/libhio-1.4.1.2/00000000/${sparc_tpl_mpi_ext}
-export EUCLID_ROOT=${sparc_tpl_base}/euclid-19.30/95b8242ad729449fdb86591b9643c11463b61fa2/${sparc_tpl_mpi_ext}
-export SGM_ROOT=${sparc_tpl_base}/sgm-19.30/00000000/${sparc_tpl_mpi_ext}
+export EUCLID_ROOT=${sparc_tpl_base}/euclid-20.23/8b68b12f72b59648c9a0a962a6d55ea978199860/${sparc_tpl_mpi_ext}
+export SGM_ROOT=${sparc_tpl_base}/sgm-20.23/00000000/${sparc_tpl_mpi_ext}
 export SUPERLUDIST_ROOT=${sparc_tpl_base}/superlu_dist-5.4.0/a3121eaff44f7bf7d44e625c3b3d2a9911e58876/${sparc_tpl_mpi_ext}
 
 export ATDM_CONFIG_USE_HWLOC=OFF
diff --git a/cmake/std/atdm/cts1/all_supported_builds.sh b/cmake/std/atdm/cts1/all_supported_builds.sh
index b7d69fd8887b..e47fe5bfd842 100644
--- a/cmake/std/atdm/cts1/all_supported_builds.sh
+++ b/cmake/std/atdm/cts1/all_supported_builds.sh
@@ -2,8 +2,8 @@
 export ATDM_CONFIG_CTEST_S_BUILD_NAME_PREFIX=Trilinos-atdm-
 
 export ATDM_CONFIG_ALL_SUPPORTED_BUILDS=(
-  cts1-intel-18.0.2_openmpi-2.0.3_openmp_static_dbg
-  cts1-intel-18.0.2_openmpi-2.0.3_openmp_static_opt
+  cts1-intel-18.0.2_openmpi-4.0.1_openmp_static_dbg
+  cts1-intel-18.0.2_openmpi-4.0.1_openmp_static_opt
   cts1-intel-19.0.5_openmpi-4.0.1_openmp_static_dbg
   cts1-intel-19.0.5_openmpi-4.0.1_openmp_static_opt
   )
diff --git a/cmake/std/atdm/cts1/custom_builds.sh b/cmake/std/atdm/cts1/custom_builds.sh
index ef7da19ddfff..d6d92c3e480c 100644
--- a/cmake/std/atdm/cts1/custom_builds.sh
+++ b/cmake/std/atdm/cts1/custom_builds.sh
@@ -14,13 +14,13 @@ if [[ $ATDM_CONFIG_BUILD_NAME == *"intel-19.0.5-openmpi-4.0.1"* ]] \
   || [[ $ATDM_CONFIG_BUILD_NAME == *"intel-19"* ]] \
   ; then
   export ATDM_CONFIG_COMPILER=INTEL-19.0.5_OPENMPI-4.0.1
-elif [[ $ATDM_CONFIG_BUILD_NAME == *"intel-18.0.2-openmpi-2.0.3"* ]] \
-  || [[ $ATDM_CONFIG_BUILD_NAME == *"intel-18.0.2_openmpi-2.0.3"* ]] \
+elif [[ $ATDM_CONFIG_BUILD_NAME == *"intel-18.0.2-openmpi-4.0.1"* ]] \
+  || [[ $ATDM_CONFIG_BUILD_NAME == *"intel-18.0.2_openmpi-4.0.1"* ]] \
   || [[ $ATDM_CONFIG_BUILD_NAME == *"intel-18.0.2"* ]] \
   || [[ $ATDM_CONFIG_BUILD_NAME == *"intel"* ]] \
   || [[ $ATDM_CONFIG_BUILD_NAME == *"default" ]] \
   ; then
-  export ATDM_CONFIG_COMPILER=INTEL-18.0.2_OPENMPI-2.0.3
+  export ATDM_CONFIG_COMPILER=INTEL-18.0.2_OPENMPI-4.0.1
 else
   echo
   echo "***"
@@ -28,7 +28,7 @@ else
   echo "***"
   echo "*** Supported compilers include:"
   echo "***"
-  echo "****  intel-18.0.2_openmpi-2.0.3   (default)"
+  echo "****  intel-18.0.2_openmpi-4.0.1   (default)"
   echo "****  intel-19.0.5_openmpi-4.0.1"
   echo "***"
   return