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Apta was founded in 2013 by its primary consultant, Natasha Castelli with the goal of making financial and business expertise more accessible to companies of all sizes to fit their individual needs. We bring expertise paired with practical business processes to help you build scalable infrastructure to support hyper growth. A strong sense of communication and leadership guides the way we work with clients to develop a successful business with intention and integrity.


Through her combined Big 4 public accounting and industry background, Natasha brings a balance of strong technical expertise and practical experience. She works with leadership to create scalable practices to promote high growth in start-up organizations. Natasha is committed to finding the right answer utilizing a solution-oriented approach with an emphasis on collaboration. By exhibiting strong leadership, she is highly effective in delivering timely results and is comfortable working with all levels in an organization.

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Founder and Primary Consultant

Natasha Castelli

See what our clients have to say on the testimonials page

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