GOODWILL

At December 31, 2014 and 2013, goodwill totaled $4,922,353 and $4,502,743, respectively. The increase in goodwill during 2014 is attributable to the acquisition of E-Source (as described in Note 18) and is allocated to the Recovery reporting segment. The excess purchase price over the value of the net tangible assets and intangible assets was recorded to goodwill. The total carrying value of goodwill for all periods has been tested and it was determined that no impairment charges were necessary as of December 31, 2014.

The following table contains consideration paid in excess of the net assets of the Company's acquired, allocated to the respective business segment is as of December 31, 2014:



	Black Oil		Refining & Marketing		Recovery		Total
Balance as of December 31, 2013	$	3,554,515	$	—	$	948,228	$	4,502,743
Acquisitions	—		—		419,610		419,610
Balance as of December 31, 2014	$	3,554,515	$	—	$	1,367,838	$	4,922,353