diff --git a/cmake/FindBlosc.cmake b/cmake/FindBlosc.cmake
index cc80fc5..3ead1b3 100644
--- a/cmake/FindBlosc.cmake
+++ b/cmake/FindBlosc.cmake
@@ -99,13 +99,6 @@ elseif(DEFINED ENV{BLOSC_ROOT})
   set(_BLOSC_ROOT $ENV{BLOSC_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find blosc
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_Blosc QUIET blosc)
-
 # ------------------------------------------------------------------------
 #  Search for blosc include DIR
 # ------------------------------------------------------------------------
diff --git a/cmake/FindCppUnit.cmake b/cmake/FindCppUnit.cmake
index af121ba..8fda97c 100644
--- a/cmake/FindCppUnit.cmake
+++ b/cmake/FindCppUnit.cmake
@@ -101,13 +101,6 @@ elseif(DEFINED ENV{CPPUNIT_ROOT})
   set(_CPPUNIT_ROOT $ENV{CPPUNIT_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find cppunit
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_CppUnit QUIET cppunit)
-
 # ------------------------------------------------------------------------
 #  Search for CppUnit include DIR
 # ------------------------------------------------------------------------
diff --git a/cmake/FindIlmBase.cmake b/cmake/FindIlmBase.cmake
index f20f803..00a6d30 100644
--- a/cmake/FindIlmBase.cmake
+++ b/cmake/FindIlmBase.cmake
@@ -142,13 +142,6 @@ elseif(DEFINED ENV{ILMBASE_ROOT})
   set(_ILMBASE_ROOT $ENV{ILMBASE_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find IlmBase
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_IlmBase QUIET IlmBase)
-
 # ------------------------------------------------------------------------
 #  Search for IlmBase include DIR
 # ------------------------------------------------------------------------
diff --git a/cmake/FindLog4cplus.cmake b/cmake/FindLog4cplus.cmake
index f11472e..f7388d4 100644
--- a/cmake/FindLog4cplus.cmake
+++ b/cmake/FindLog4cplus.cmake
@@ -101,13 +101,6 @@ elseif(DEFINED ENV{LOG4CPLUS_ROOT})
   set(_LOG4CPLUS_ROOT $ENV{LOG4CPLUS_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find log4cplus
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_Log4cplus QUIET log4cplus)
-
 # ------------------------------------------------------------------------
 #  Search for Log4cplus include DIR
 # ------------------------------------------------------------------------
diff --git a/cmake/FindOpenEXR.cmake b/cmake/FindOpenEXR.cmake
index d0d356f..3d243d0 100644
--- a/cmake/FindOpenEXR.cmake
+++ b/cmake/FindOpenEXR.cmake
@@ -135,13 +135,6 @@ elseif(DEFINED ENV{OPENEXR_ROOT})
   set(_OPENEXR_ROOT $ENV{OPENEXR_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find OpenEXR
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_OpenEXR QUIET OpenEXR)
-
 # ------------------------------------------------------------------------
 #  Search for OpenEXR include DIR
 # ------------------------------------------------------------------------
diff --git a/cmake/FindOpenVDB.cmake b/cmake/FindOpenVDB.cmake
index 18b1c83..01a2f04 100644
--- a/cmake/FindOpenVDB.cmake
+++ b/cmake/FindOpenVDB.cmake
@@ -142,13 +142,6 @@ elseif(DEFINED ENV{OPENVDB_ROOT})
   set(_OPENVDB_ROOT $ENV{OPENVDB_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find OpenVDB
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_OpenVDB QUIET OpenVDB)
-
 # This CMake module supports being called from external packages AND from
 # within the OpenVDB repository for building openvdb components with the
 # core library build disabled. Determine where we are being called from:
diff --git a/cmake/FindTBB.cmake b/cmake/FindTBB.cmake
index a537300..4be895b 100644
--- a/cmake/FindTBB.cmake
+++ b/cmake/FindTBB.cmake
@@ -126,13 +126,6 @@ elseif(DEFINED ENV{TBB_ROOT})
   set(_TBB_ROOT $ENV{TBB_ROOT})
 endif()
 
-# Additionally try and use pkconfig to find Tbb
-
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_Tbb QUIET tbb)
-
 # ------------------------------------------------------------------------
 #  Search for tbb include DIR
 # ------------------------------------------------------------------------
diff --git a/cmake/OpenVDBGLFW3Setup.cmake b/cmake/OpenVDBGLFW3Setup.cmake
index 84e54d9..bac685c 100644
--- a/cmake/OpenVDBGLFW3Setup.cmake
+++ b/cmake/OpenVDBGLFW3Setup.cmake
@@ -65,14 +65,6 @@ else()
   endif()
 endif()
 
-# Additionally try and use pkconfig to find glfw, though we only use
-# pkg-config to re-direct to the cmake. In other words, glfw's cmake is
-# expected to be installed
-if(NOT DEFINED PKG_CONFIG_FOUND)
-  find_package(PkgConfig)
-endif()
-pkg_check_modules(PC_glfw3 QUIET glfw3)
-
 if(PC_glfw3_FOUND)
   foreach(DIR ${PC_glfw3_LIBRARY_DIRS})
     list(APPEND _GLFW3_ROOT_SEARCH_DIR ${DIR})