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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.

           Bookkeeping and Accounting Services

                         Get It All for A Fixed Monthly Price

We’ll work with you to improve processes and gain efficiencies throughout your organization, all for a fixed monthly price. It's time to say goodbye to hidden fees and hourly billing.

QuickBooks Setup 

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.


 Process accounting data and prepare financial statements, thereby making "tax time" easier and less burdensome. We will prepare year end Forms 1099 for you.

Payroll Management

 Prepare and file all required quarterly and annual payroll returns to the federal and state governments, including Forms W2.

Budgeting & Cash Flow Projections

Annual budget creation and performance to plan analysis to help with expense control.

Clean-Up Accounting

Whether you're behind a few months or several years, we are here to get you up to speed.

AP/AR Management

Let us minimize late paying accounts and maximize your cash flow. Stay on top with up-to-date information on payment status and approval to avoid late or missed payments.

                               Books Closed on Time, Every Time


Daily Support for Up-to-Date Numbers

Daily management of your accounting books helps maintain timely reconciliation and ensures accurate, current financials. Don't delay for weeks or months to access your financial statements. With CSB, receive up-to-date financials anytime you require them.


Stay Secure and Avoid Mistakes

Whether you're dealing with tax filings, audit support, investor reporting, or any other financial tasks, you'll possess the necessary documentation. CSB's operational approach and daily attention ensure your books are managed with confidence.

Step 1

Getting Started Is Easy

"Schedule a call or go ahead and give us a call"

Your time is valuable.  We learn about your business, its needs, and listen to your goals. 

Step 2

""Review Time"

An assessment is completed. A quote is provided for your approval.  

Step 3

"Onboarding Time"

A letter of engagement is implemented.  Fun-time begins! We start working together to achieve your goals.



  • 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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