Halo Paranormal Investigations gets calls throughout Northern California, here are some of their ...

HPI International - now known as Halo Paranormal Investigations seeks out the unknown.Enjoy the...

Paul Dale Roberts, HPI's Esoteric Detective takes you on another journey of paranormal investigat...

HPI International has gone on several paths.HPI was once Henderson Paranormal Investigations, t...

In this issue, you will find the many exploits of Halo Paranormal Investigations - HPI Internatio...

In this book you can go on some international paranormal investigations with Halo Paranormal Inve...

The paranormal adventures don't stop!Take a peek inside this book and watch the James Bond of t...

Paul Dale Roberts & Shannon McCabe of H.P.I. International, are at it again in their newest addit...

Join HPI International(Halo Paranormal Investigations)as they take you on their adventures invest...

HPI: Stranger Things - takes you on a journey into the unknown and the fantastic world of the str...

Follow HPI (Halo Paranormal Investigations) as they tackle cryptids, ghosts, demons and extraterr...

The HPI International (Halo Paranormal Investigations) adventure continues!HPI tackles the Top ...