Email: david@ziongeophysics.com
Phone: +1 (801) 946 2773 (we are on US Mountain Time – I filter my mobile phone calls, so send me a text or email first). Better still, hit me up on WhatsApp or Viber on that number – the spammers haven’t found me on those yet, so I’ll answer.
Skype: davejohnson1967
Alternatively, you can get in touch via LinkedIn:
Zion Geophysics, Inc. 