Uh, no. The phone was made by workers. Workers laid the infrastructure and maintain the networks. Workers run the power plant and maintain that infrastructure as well.
Profit happens when the business takes more money than is needed to Do The Thing. That money is then given to people who (generally) have nothing to do with Doing The Thing. These people then take their ~~extracted value~~ profits, and increase their holdings so they can get more.
Plug for this excellent work from Luna Oi
https://www.banyanhouse.org/product/ebook-the-worldview-and-philosophical-methodology-of-marxism-leninism/
Edited to correct typo.