"Although the second half of the year will likely present more challenges than the first, we remain confident in our plans," King said.
Pactiv Evergreen raised its 2022 adjusted ebitda guidance from US$705m to US$750m-US$770m.
The company remained cautious due to the continued inflationary pressures in the market as well as the uncertainty around the global energy market and its impact on raw materials, logistics and other costs.
"Despite this uncertainty, we are confident in our ability to manage these higher costs and execute on our strategy," he said.
Chief financial officer Jon Baksht said Pactiv Evergreen had achieved 21 per cent revenue growth over the prior year.
The company continued to make progress on improving its mill operations and managing its inventory levels.
"While we continue to make positive internal progress, the current external environment remains volatile with uncertainty due to the risks from continued inflationary pressures as well as recession fears," he said.
Pactiv Evergreen's share price has been mixed since the company listed.
The stock's US$14 initial public offer price was well below the expected IPO range of US$18 to US$21 a share.
Pactiv Evergreen traded as low as US$8.86 in March this year to as high as US$18.83 in December 2020.
In calendar 2021, the company's net income from continuing operations came to US$33m, compared to a net loss of US$10m in the previous year.