CSL Capital, an investment firm focused on energy services and equipment businesses, completed the acquisition of the laboratory services business of Weatherford International, a multinational oilfield service company, for $205m. "We are happy to have signed an agreement with a group led by CSL Capital Management, who has a strong track record of investing in upstream oilfield services and who recognizes the importance of continuing our commitment to providing the highest level of service to our customers," Mark A. McCollum, Weatherford President and CEO.