Together relationship therapy is available at a variety of locations in west and central London. We currently practice at the following locations: Samantha Gray's private consulting room, 1st Floor, 2 Barb Mews, Hammersmith W6 Click here.. Holborn Retreat, Holborn, WC1 Click here.. Harley Street Consulting Rooms, Harley Street, W1 Click here.. Consulting room, Notting Hill Gate, W8 Click here..