Kolon Global (KRX:003070) posted first-quarter net income of 11.5 billion won, compared with a net loss of 34.8 billion won a year earlier, according to a Monday filing with the Korea Exchange.
The South Korean construction engineering company's sales fell 2% to 631.2 billion won from 644 billion won.
Shares of Kolon Global fell nearly 4% in recent trade.