1.Relative clause: "For some companies, ethical considerations drive their focus on customer satisfaction" uses a relative clause to add additional information about the companies, enhancing the complexity of the sentence.
2.Present participle as an adjective: "committed to providing genuine value" uses the present participle "providing" as an adjective to describe the companies' commitment, adding depth to the sentence.
3.Noun phrase as subject: "This ethical approach" serves as the subject of the sentence, using a complex noun phrase to describe the approach, enhancing the richness of the expression.
4.Infinitive phrase as adverbial: "to create a positive societal impact" uses an infinitive phrase as an adverbial to describe the purpose of the ethical approach, adding complexity to the sentence.