

We are a One-Stop shop for all your accounting and finance needs So that you can focus on running your business.


This book was written to educate small and medium-sized business owners on the fundamental tax situations they need to understand. As a finance and accounting professional, I recognize that these topics can be complex and overwhelming.
That's why we created Custodio Advisory, to offer you a comprehensive, end-to-end accounting solution at a fraction of the cost, making it easier for you to manage your business finances with confidence.

At Custodio Advisory, we offer FULL SERVICE accounting solutions, managing everything from bookkeeping to financial reporting and tax planning. Our team handles all the details, so you can focus on growing your business with confidence, knowing your finances are in expert hands.

Our Fractional CFO services provide you with executive-level financial expertise without the cost of a full-time hire. We offer strategic guidance, budgeting and forecasting, financial planning, and insights to help your business grow, all tailored to your specific needs and goals.

Our tax services provide expert guidance to help you minimize liabilities, maximize savings, and stay compliant—all without the stress of navigating tax laws alone. We offer strategic tax planning, deductions optimization, IRS compliance support, and year-round tax insights tailored to your unique financial situation.

Our personal tax services ensure you maximize refunds, minimize liabilities, and stay fully compliant—without the hassle of navigating complex tax laws. We provide expert tax planning, deductions optimization, IRS filing support, and year-round guidance tailored to your financial needs.

Our experts can help you secure the business funding you need to expand your operations or stabilize your cash flow, ensuring your company’s financial health and long-term success. Click below for an easy 15-second application.

Smerling Custodio has over 15 years of experience in strategic financial leadership, she specializes in driving revenue growth, operational efficiency, and corporate governance across diverse industries.
Her expertise spans payments, digital banking, commercial insurance, and cryptocurrency, where she leads financial strategy, M&A due diligence, and complex accounting frameworks that significantly impact profitability.
She works closely with C-suite executives, offering insights that align financial performance with long-term business goals. By implementing robust financial systems and compliance frameworks, she ensures seamless operations and fosters investor confidence.



Cristian Custodio has over 15 years of experience in technology leadership, specializing in web application development, cloud solutions, and full-stack architecture. His expertise spans React, Node.js, JavaScript, AWS, and GCP, delivering scalable and innovative tech solutions.
He collaborates with C-suite executives, aligning technology strategies with business goals. With a focus on operational efficiency and user experience, Cristian drives digital transformation and business growth through strategic tech leadership.





SMBs usually do not have the resources to hire and staff full-time accounting and finance teams. This creates a snowball effect where the business starts growing and finances start growing out of control.

Our Fractional CFO services offer practical financial strategies that help you achieve your business goals, all without the high cost of a full-time CFO. You get expert guidance tailored to your needs, at a fraction of the price.

01:37 – How Dan Henry started using THIS exact webinar strategy to pay off his huge IRS bill.

17:12 – The exact stories you SHOULD use inside of your webinar to convert your audience into buyers.

44:05 – How Dan's client went from charging $1,500 to charging $1-$3 MILLION dollar contracts.

Watch the end of this video to get Dan's funnel installed directly into your ClickFunnels account.

Develop and implement strategies for financial growth, compliance, and operational efficiency across industries, including payments, insurance, and blockchain.

Specializing in catch-up work, cleaning up books, and building accounting frameworks that support long-term business expansion.

Guidance on cryptocurrency accounting transactions, blockchain technology, and money movement.

Enhance your payment processing efficiency, reduce costs, and develop comprehensive financial reporting structures to support growth.

Ensure regulatory compliance, develop internal controls, and implement risk management strategies to protect your business.

We assist businesses in securing funding through equity or debt, while equipping them with strategies to optimize their market position and achieve successful exit outcomes.


This book was written to educate small and medium-sized business owners on the fundamental tax situations they need to understand. As a finance and accounting professional, I recognize that these topics can be complex and overwhelming.
Unlock Your Free E-Book Today! Enter your best email below, and discover how we can add value to your business. Let us support you in achieving financial clarity and success!