top of page
Image by Carlos Muza



JMK Professional Services LLC is an accounting practice that offers a wide range of services including tax return preparation, bookkeeping, business registration, business consulting, business valuation, CFO and merchant services. With over 20 years of tax preparation experience and a track record of working successfully with small and medium-sized companies for more than 18 years, we are committed to providing high-quality services with a strong focus on client satisfaction. Our goal is to assist businesses in managing their financial operations effectively and efficiently, enabling them to achieve their growth objectives. We understand the challenges and complexities that small business owners face. We can take care of your business needs quickly and effectively. We are equipped to handle the books for you, allowing you to worry less and focus on running your business more efficiently.

Home: Welcome


Men with Calculator


At JMK Professional Services LLC, we understand that tax returns can be complex and time-consuming. Therefore, we aim to simplify the process for our clients by offering comprehensive tax preparation and filing services. Whether you are an individual taxpayer or a business owner, we have the expertise to handle your tax matters efficiently and effectively.

Our services encompass a wide range of tax-related areas, including but not limited to income tax preparation, deductions and credits, tax planning, and compliance with federal and state regulations. We stay up-to-date with the latest changes in tax laws and regulations to ensure that our clients receive accurate advice and guidance.

What sets us apart from other tax service providers is our commitment to personalized service. We understand that every client has unique circumstances and requirements when it comes to their taxes. Therefore, we take the time to listen to our clients' needs and tailor our services accordingly. Our goal is to provide customized solutions that maximize deductions, minimize liabilities, and optimize overall tax efficiency for each client.

Business Meeting


One of the key services offered by JMK Professional Services LLC is tax planning. The company works closely with clients to develop effective strategies that minimize tax liabilities while maximizing financial benefits. By analyzing individual or business financial situations, JMK Professional Services LLC identifies potential deductions, credits, and exemptions that can be utilized to optimize tax outcomes. Through careful planning and proactive measures, clients can achieve significant savings and enhance their overall financial position. Contact us today to see how we can help you.



We offer comprehensive bookkeeping services to help businesses maintain accurate financial records. We provide individualized monthly books and year end financials to help alleviate your financial uncertainty and stress. Your income statement and balance sheet give you the information you need to make important business decisions. With many years of experience working with small businesses like yours, we have the knowledge and expertise to keep your books in order and up to date.  This includes recording transactions, reconciling accounts, preparing financial statements, and providing regular reports to clients

Office Waiting Room


Our team of experts provides valuable insights and guidance to businesses seeking to improve their operations, increase efficiency, and maximize profitability. We offer strategic planning, financial analysis, budgeting, cash flow management, and other consulting services tailored to each client's unique circumstances. We provide consultation on starting your business, including the type of business structure (Partnership, S Corp, LLC and Sole Proprietorship), obtaining your EIN (Employer Identification Number), business registration and more.

Home: Services
Home: Feature


We provide tailored CFO services. CFO services for small to mid-size companies encompass a wide range of financial responsibilities. From financial planning and analysis to strategic financial management, these services provide businesses with expert guidance in managing their finances effectively. By outsourcing CFO services, companies can access the expertise of experienced financial professionals without the cost of hiring a full-time executive

Accountant at Work
A presentation at the office


Results You Can Trust

At JMK Professional Services LLC, we understand that every business is unique, and therefore, requires a customized approach when it comes to valuation. We take the time to thoroughly assess each client's situation, considering various factors such as industry trends, financial performance, market conditions, and competitive landscape. By doing so, we are able to provide a comprehensive and precise valuation report that reflects the true value of the business.

Our accurate valuations are a result of our meticulous research and analysis. We utilize advanced methodologies and techniques to gather relevant data and evaluate the financial health of the company. This includes examining financial statements, assessing assets and liabilities, analyzing cash flow patterns, and considering future growth prospects. Our team also stays up-to-date with industry standards and regulations to ensure that our valuations comply with the highest professional standards.

Home: About Us
Financial Advisor


We assist entrepreneurs in registering their businesses with the appropriate government authorities. This includes obtaining necessary licenses and permits, registering for taxes, and ensuring compliance with all legal requirements.

Home: Feature
Home: Services


Credit card processing is essential to the operation of your business because it offers convenient way for your customers to pay you, save you trips to the bank and allows your customers to spend more money with you. We provide merchant services payment systems for all businesses. Get a credit card processing system customized for mobile payments, point of sale, e-commerce credit card processing, EMV terminals, and more. We greatly reduce your merchant services fees while substantially improving our customer service.

Customer using credit card for payment to owner at cafe restaurant, cashless technology an
Businessman pressing a Business Loan concept button. Instagram styling applied..jpg


We understand that obtaining a business loan can be a daunting task, especially for small businesses or startups. JMK Professional Services recognizes the importance of having access to capital for businesses to expand their operations, invest in new equipment, hire more employees, or launch new products and services. However, the loan application process can be time-consuming and overwhelming, requiring extensive documentation and financial analysis.

To alleviate the burden on business owners, We offer comprehensive assistance throughout the entire loan application process. Our team of experts is well-versed in the intricacies of loan applications and has a deep understanding of the requirements set forth by various financial institutions. We work closely with clients to gather all necessary documents, review financial statements, and prepare a compelling loan application package.


140 Washington Ave, 1st Floor, Suite 15,               North Haven, CT 06473

(203) 632-0681

  • LinkedIn
  • Facebook

Thanks for submitting!

Inside Business
Home: Contact
bottom of page