Mace was one of six companies in the running for the job to deliver up to 12 new stadia.
Qatar 2022 Supreme Committee Secretary General, Hassan Al Thawadi said: “The appointment process for this contract began immediately after winning the bid in December 2010.
“We studied all the proposals with the utmost care in order to ensure that we selected the right partner.
“While the proposals we received from those companies that made the shortlist were impressive, it was important to us that the appointed company met the set criteria we had in mind, in addition to complimenting and understanding the vision of our committee.
“We believe that CH2M Hill is the ideal partner.”