H.c. Spinks Clay Company Inc.
H2gen Innovations Inc.
Haas Paul A.
Haase Ferdinand Carl
Haase Michael E.
Habber Steffen
Habeck Karl
Habenschuss Michael Paul
Haberly Matthew T.
Habermann Clarence E.
Hachmuth Henry K.
Hacikyan Michael
Hackbarth Ulrich
Hackemesser Larry G.
Hacker Barbara A.
Hackett Anthony
Hackler Erich
Hadamovsky Eugen
Haddad James Henry
Haddad Louis C.