MUMBAI, Feb. 23 -- Hillhouse Investment has acquired a minority stake in Quest Global, an engineering services company in Singapore, in a mix of primary and secondary share purchases, the companies said in a statement on Monday. The companies did not disclose the financial details of the transaction.

"Their investment reinforces the strength of our differentiated value proposition, financial and operating discipline, and long-term growth strategy," said Ajit Prabhu, co-founder and chief executive officer of Quest Global. "We look forward to partnering with Hillhouse as we further invest in advanced engineering capabilities that will help our clients."

Backed by the Carlyle Group, Quest Global will use the additional capital to achieve i...