OPAL vs WKEY Comparison

OPAL Fuels Inc is a fully integrated, nationwide leader in the production and distribution of low-carbon intensity renewable natural gas. The company is also engaged in the marketing and distribution of RNG to heavy-duty trucking and other hard-to-de-carbonize industrial sectors. The company designs, develops, constructs, operates, and services Fueling Stations for trucking fleets across the country that use natural gas to displace diesel as their transportation fuel. The company derives revenue from the sale of Renewable Power, design, development, construction, and service of Fueling Stations, and sales of RNG produced by OPAL and third parties as pipeline-quality natural gas.

WISeKey International Holding Ltd is a cybersecurity company focused on delivering integrated security solutions for the Internet of Things and digital identity ecosystems. It integrates secure semiconductors, cybersecurity software, and a globally recognized Root of Trust (RoT) into products and services that protect users, devices, data and transactions in the internet-connected world. It has two business segments. The IoT segment, which is the key revenue driver, generates revenue from the sale of semiconductor's secure chips. The mPKI segment generates revenues from Digital Certificates, It derives maximum revenue from IoT segment.