I mainly provide financial advice to people from the perspective of an investor.
I am mainly a financial advisor with an investor's perspective.
ご質問ありがとうございます。
①
"I mainly provide financial advice to people"=「私は主に人々に財務面のアドバイスを提供しています」
"from the perspective of an investor."=「投資家の視点から。」
②
"I am mainly a financial advisor"=「私は主にファイナンス・アドバイザーです」
"with an investor's perspective."=「投資家の視点を持つ。」