Quanta Services has completed the acquisition of Cupertino Electric for approximately $1.54 billion, consisting of $1.3 billion in cash and 883,000 shares of Quanta stock valued at $225 million. There is also a potential earnout payment of up to $200 million based on financial performance targets. Quanta expects this acquisition to significantly enhance its financial profile, including revenues, adjusted EBITDA, free cash flow, returns, and earnings per share.