The two are absolutely not compatible. A corporation is a totalitarian community with a dictatorial ruler who enforces loyalty and conformance to profit generation. read more
What this means is that the citizens are not running the country. We don’t have a direct democracy nor even a representative democracy. It is not “one citizen, one vote.” And Congress is not really running the country. The country is run by two overlapping groups, the major corporations and the super-wealthy. read more
Capitalism is definitely compatible with democracy. The definition of capitalism "an economic system in which investment in and ownership of the means of production, distribution, and exchange of wealth is made and maintained chiefly by private individuals or corporations, especially as contrasted to cooperatively or state-owned means of wealth. read more