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Marisol Hilton is the Founder and Chief Executive Officer of Complete Serenity Bookkeeping, (CSB), a company that provides financial clarity that is useful for internal decision making and planning purposes.  Marisol's responsibilities include setting strategic goals and objectives, developing and implementing policies and procedures, ensuring that the company complies with all relevant laws and regulations, and developing and maintaining client relationships.  

With over 28 years of experience in the accounting industry, Marisol takes pride in her integrity and professionalism while prioritizing a human approach, being proactive, and maintaining accessibility. This company has been the result of her dedication and passion for the accounting profession. She wants others to recognize her as trustworthy, compassionate, and someone who enjoys inspiring those around her.

Born and raised in St. Croix, U.S. Virgin Islands, Marisol earned her Bachelor's degree in Business Administration, from Ft Lauderdale College, with a concentration in Accounting. She is also certified in QuickBooks Online and a member of the Digital Bookkeeper Association, Merrimack Valley Chamber of Commerce, and Federación Hispana Comerciante.


When not working, Marisol enjoys spending time with her family and watching a good movie together.

Transparent Pricing for Peace of Mind 
"Fixed Monthly Rate"



Starting cost $250/month

  • QuickBooks Online Subscription

  • Bank & Credit Card Reconciliation

  • Monthly/Quarterly Financial Reports

  • Client Portal

  • 1099 Tracking & Reporting

  • Year End-Tax ready Financials 

  • Accounts Payable and Receivable Management

  • Payroll

  • Budgeting and Cash Flow Forecasting

  • Customized Reports

  • E-File 1099's

  • Prepare 990N-Taxes

  • Catch-Up Books

  • Clean Up Books

If you’re just starting a business, we’ll set up reporting and recordkeeping systems that make it easy for you to keep track of where your money is going. If you’ve been in business for a while, but need help cleaning up your books, we’ll work with you to streamline your bookkeeping systems and set up a system of checks and balances. We are determined to contribute to the success of our clients. That is why we have paired up with tax preparers that can offer the expertise you need when it comes to tax time. Be tax ready. No longer waits.  Avoid penalties and fines.  Let's devise a plan for YOU today!


All bookkeeping/accounting services are custom designed to meet your unique business needs.

quickbooks setup


Starting Cost $375

Do you know which subscription to choose? How to set up a proper chart of accounts or bring over beginning balances? Let the experts handle your business' Quickbooks setup needs. We have the knowledge and experience to set up your accounting system properly, ensuring that it will provide you with accurate reports and accounts. 

Training is also offered at an additional cost.

Summary of Services

Bank Reconciliations

We make sure your bank accounts are reconciled accurately and any errors are caught and corrected in a timely manner.

Accounts Payable

If you generate your own payable checks, we will review regularly for posting accuracy. If you prefer, we will handle processing payments, on your behalf, either via issuing checks or utilizing an electronic bill-pay service.

Accounts Receivable

You have the option of our invoice and mailing services, or accounts receivable tracking along with follow-up on past-due accounts.


Weekly, bi-weekly or monthly payroll, quarterly Payroll reports, year-end preparation and distribution of W2s.

Financial Statements & Custom Reports

Timely Profit & Loss Statements by category allow you to follow which products or services are performing well, or not so well, so you can concentrate on making adjustments where necessary.

Monthly detailed expense breakdowns allow you to review trends and maintain costs that are too high.

Customer and Vendor aging reports allow you to see at a glance which customers owe you money, and who you owe.

Year End

We work directly with your tax preparer/CPA, providing all necessary information for filing your annual tax returns Preparation and filing of 1099-MISC/NEC forms, and distribution of W2s.



  • Human approach-  Building long-term business relationships based on trust. We consider our clients as business partners.

  • Proactive- We are on the lookout for news and market trends, which allows us to be avant-garde. We distinguish ourselves by our leadership and our ability to adapt.

  • Accessibility- We adapt to the reality of each of our clients by showing flexibility. 

  • Integrity- We work with rigor and transparency. We make sure to establish a relationship of mutual trust with our clients.


Testimonials from Satisfied  Clients

“I had a very nice experience in working with Marisol.  She accommodates her services to my schedule and her recommendations are very valuable to regulate my expenses.  I strongly recommend Mrs. Hilton for her honesty and high professional knowledge.”

— Martha Aliaga, Martha’s Counseling, Inc.

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