2 . Business Combinations 2013 Acquisitions: In June 2013, we acquired all of the outstanding shares of a privately held upstream consultancy business located in the United Kingdom and additional related assets in the Middle East. This acquired business specializes in field development and project decision support, focused on the evaluation and implementation of oil and gas field developments covering greenfield and brownfield assets. We paid cash consideration net of cash acquired of £6,000 (approximately $9,300 based on the exchange rates in effect on the payment dates). The sale and purchase agreement also included an earnout provision for additional consideration with an estimated maximum of £3,000 (approximately $4,600 based on the exchange rate in effect on December 31, 2013), depending on the acquired business' performance, as defined in the sale and purchase agreement, over a period of approximately 3 and a half years subsequent to the acquisition date. Any amounts recognized under the earnout will be reported as compensation expense in periods subsequent to the acquisition date rather than as part of the purchase price for the business. Our consolidated balance sheet as of December 31, 2013 included a preliminary purchase price allocation for this acquisition as we are in process of finalizing the valuation of the individual assets acquired and liabilities assumed. The preliminary purchase price allocation was based on the best estimate of management and we expect to finalize the purchase price allocation upon completion of an independent appraisal over the next several months, but no later than one year from the acquisition date . The preliminary purchase price allocation and pro forma impact assuming the acquisition had occurred as of the beginning of 201 2 were not significant to our consolidated financial statements. As a result of the preliminary purchase price allocation, we recognized goodwill of $4,465 and other intangible assets of $5,307 related to this acquisition. The assets, liabilities and