Sinclair Knight Merz (SKM) was a private Australian company operating across Asia-Pacific, the Americas, Europe, the Middle East and Africa.

[4] In 1999, SKM merged with Kingston Morrison of New Zealand and Modus Consulting Engineers from the United Kingdom.

[5][6] In the early 2000s further merges occurred with HS Liao of Malaysia, Murray North of Singapore, Ingenco, and Kirkman & Bradford in Scotland.

[8] In September 2013 Jacobs agreed terms to purchase the business with the transaction completed in December 2013 and the brand retired.

[9][10] SKM faced criminal charges between 2006 and 2011 for suspected bribing of officials in Vietnam, and between 2000 and mid-2005 in the Philippines.