According to MJNA's 4Q/15 filing, Cannalink acquired LVVV's 50% share of Hempwire towards the end of 2015. From page 8 of MJNA's 4Q/15 filing:
Hempwire, LLC is a joint venture between the Company and Cannalink, Inc. (Cannalink, Inc. acquired its 50% stake in Hempwire from LiveWire Ergogenics in late 2015) for the marketing and distribution of CBD-rich hemp oil functional food sales and nutritional supplements distributed through HempWire.