Individuals buy push snow blowers or snow blower attachments to their lawn tractors.
Occasionally a business will contract someone with a plow on a truck but that's not common because the contractors who actually deal with this regularly have dedicated equipment that's better than a plow on a truck and using a shitty plow on a standard truck is actually not easy.
Even the parking lot in my private apartment complex is cleaned after a snow storm by a company with multiple front end loaders and skidsteers.
This is what you build for that purpose:
https://img.archiexpo.de/images_ae/photo-mg/67143-15337174.w...
https://d3v9db8ug40up8.cloudfront.net/styles/large/s3/2020-0... This is colloquially called Unimog (successor, kind of), a general purpose utility vehicle with awesome drivetrain, huge tires, great weight distribution, not too heavy, serves winter and summer in several roles.
or
https://www.ecotech.at/wp-content/uploads/2019/10/Ecotech-Sc...