| Year | Detail |
| 1992 |
The Holmes brothers established a public holding company, Chart Industries (for Charles and Arthur), and took it public in an initial public offering (IPO). |
| 1994 |
Chart Industries acquires CVI Inc., a Columbus, Ohio-based manufacturer of cryogenic vacuum pumps. |
| 1998 |
Chart Industries supplied BAHX for the first baseload LNG liquefaction plant utilizing the ConocoPhillips Optimized Cascade process. |
| 1999 |
Chart Industries acquired MVE Holdings (cryogenic storage and transportation equipment), including Czech Republic-based Ferox and CAIRE, a small business specializing in liquid respiratory oxygen equipment. |
| 2006 |
Chart Industries acquired Cooler Service Co. of Tulsa (air-cooled heat exchangers), along with Happy, Tri-Thermal, and Esex. |
| 2010 |
Chart Industries acquired SeQual Technologies, Inc., a privately held company headquartered in San Diego that specializes in portable oxygen technology, for approximately $60 million. |
| 2015 |
Chart Industries acquired Thermax Inc., a provider of cryogenic fluid vaporisers utilised in industrial gas, petrochemical, and LNG applications. |
| 2017 |
Chart Industries acquired HETSCO, a premier brazed aluminum heat exchanger service and repair company. |
| 2018 |
Chart Industries acquired Skaff Cryogenics & Cryo-Lease LLC, a company engaged in repair services as well as in remanufacturing of cryogenic tanks, including stationary tanks, micro bulk, portable station, and trailers, from Bob and Steve Prefontaine. |
| 2020 |
Chart Industries acquired Worthington Industries, Inc.'s cryogenic trailer and hydrogen trailer (transport) assets in Theodore, Alabama, to expand its mobile equipment to larger transports. |
| 2021 |
Chart Industries acquired Cryogenic Gas Technologies, a supplier of custom cryogenic processing systems and equipment, for $55 million. |
| 2022 |
Chart Industries acquired Fronti Fabrications, a specialist in engineering, machining, and welding for the cryogenic and gas industries. |
| 2023 |
FuelCell Energy and Chart Industries collaborated to develop reliable and efficient carbon dioxide (CO2) capture for use or sequestration and generation and storage of gaseous or liquified hydrogen. |
| 2024 |
GasLog LNG Services Ltd. and Chart Industries partnered to develop a commercial-scale LH2 supply chain from export markets in the Middle East to European and Asian destinations for onward distribution by liquid transportation and/or gas via pipelines to various end users. |