user: I'm expanding my investment portfolio and I've been closely following a few tech stocks. 'GOOGL' has shown promising trends, and I'm thinking about investing in it. However, I want to be thorough with my research. Could you provide me with the name of the company that 'GOOGL' represents?

Available functions:
name: get_company_name_by_stock_name
description: Finds the company name of a stock by its stock name.
parameters: type: dict
properties: stock_name: type: string
description: The stock name of the product, in the format of the stock symbol.
required: stock_name

Ground truth function call(s):
get_company_name_by_stock_name(stock_name='GOOGL')