diff --git a/data/commercial.sgml b/data/commercial.sgml
index 3c93f0dc29..b85e24ae89 100644
--- a/data/commercial.sgml
+++ b/data/commercial.sgml
@@ -1,5 +1,5 @@
+
%includes;
]>
@@ -320,6 +320,15 @@ The Complete FreeBSD. Please send email to grog@FreeBSD.org
+John Polstra, Polstra & Co., Inc.
+UNIX developer since 1978, FreeBSD development team member.
+Developer of the CVSup network software update
+package and the ElfKit ELF tool set.
+Specialties include network protocols, language tools, UNIX internals
+and applications. Please send email to
+jdp@polstra.com
+
+
diff --git a/en/commercial/commercial.sgml b/en/commercial/commercial.sgml
index 3c93f0dc29..b85e24ae89 100644
--- a/en/commercial/commercial.sgml
+++ b/en/commercial/commercial.sgml
@@ -1,5 +1,5 @@
+
%includes;
]>
@@ -320,6 +320,15 @@ The Complete FreeBSD. Please send email to grog@FreeBSD.org
+John Polstra, Polstra & Co., Inc.
+UNIX developer since 1978, FreeBSD development team member.
+Developer of the CVSup network software update
+package and the ElfKit ELF tool set.
+Specialties include network protocols, language tools, UNIX internals
+and applications. Please send email to
+jdp@polstra.com
+
+