Sansiveri: Your Trusted Partner Since 1975
Comprehensive Tax Planning, Forensic Accounting, and
Financial Advisory Services
Certified Public Accountants | Business Advisors
We are your strategic partner.
At Sansiveri, we are committed to delivering top-tier accounting and advisory services with a legacy of excellence that began in 1975. As a firm deeply rooted in Southern New England, we provide tailored assurance, tax, client accounting services, and advisory solutions to meet the diverse needs of our clients across industries. Our team of experienced professionals works with dedication and integrity, striving to deliver innovative results that help our clients achieve their financial goals.
Whether you’re navigating tax complexities or seeking expert financial guidance, Sansiveri offers comprehensive support to help you manage today’s challenges and plan for a successful future.
Our expertise extends across various industries, ensuring that we deliver customized services that drive real results. Join the many businesses that trust us to be their partner in success.
Latest News + Resources
Year-End Tax Planning Guide
The ultimate resource for approaching your end-of-year tax planning direction
New Office Press Release
Discover Sansiveri’s acquisition of a well-established New Bedford-based firm.
Discover our Industry Specializations
Construction + Real Estate
Building your vision starts with a strong financial foundation. Our Construction + Real Estate team supports developers, contractors, and property managers with tailored accounting, tax, and advisory services. We provide industry insights and guidance to help you manage costs, maximize project profitability, and navigate ever-evolving regulations.
Healthcare
In a complex, highly regulated industry like healthcare, you need more than just numbers – you need guidance. Our healthcare advisors bring deep industry knowledge to help practices, clinics, and healthcare organizations manage finances efficiently, ensure compliance, and focus on delivering exceptional care.
Manufacturing, Distribution + Retail
From production to the point of sale, we help businesses in manufacturing, distribution, and retail optimize operations and grow strategically. Our team provides solutions to enhance cash flow, manage inventory, and streamline financial processes, keeping your business resilient in a competitive market.
Non-Profit
Non-profits deserve accounting expertise that aligns with their mission. We understand the unique challenges of non-profits and offer specialized audit, tax, and consulting services designed to promote financial transparency, sustain funding, and support organizational growth.
Professional Services
As professionals serving professionals, we understand the financial intricacies of your field. We support law firms, consulting practices, and other service providers with tax planning, compliance, and growth strategies to build a stronger, more sustainable business.
Our Capabilities
At Sansiveri, we are dedicated to providing a comprehensive suite of services tailored to meet the unique needs of our clients. Our expert team combines industry knowledge with innovative solutions to empower businesses and individuals to achieve their financial goals. From auditing and tax compliance to strategic consulting and financial planning, we are committed to delivering exceptional value and fostering long-lasting partnerships.
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Our firm’s reputation depends on the caliber of our people.
Jason M. DaPonte, Managing Partner
Featured Articles
Explore our featured articles for quick insights and expert advice on the latest trends and strategies that impact your industry. From tax tips to business growth hacks, our articles are here to empower you with the knowledge you need to thrive!
Employee Spotlight: Rebecca Henderson, CPA, ABV
Since joining Sansiveri in 2019, Rebecca Henderson, CPA/ABV, has made her mark as a Supervisor
Stop Guessing, Start Tagging: How to Make QuickBooks® Online Work Smarter for You
If you’ve ever wanted to slice and dice your financial data in QuickBooks® Online without
Don’t Ignore Household Employee Payroll Tax Rules
If you hire a domestic worker to provide services in or around your home, you
Navigating IRS Penalty Abatement
IRS penalties can be costly, especially when they result from circumstances beyond a taxpayer’s control.