Sterling Crane is a Marmon Crane Services/Berkshire Hathaway company. Marmon Crane Services is a business sector within The Marmon Group, an international association of more than 125 autonomous manufacturing and service businesses with collective revenues of approx. US $7 billion. Berkshire Hathaway and its subsidiaries engage in a number of diverse business activities including property & casualty insurance & reinsurance, utilities & energy, finance, manufacturing, retailing & services.