Assurance and advisory services from a partner who understands you
BNN's Massachusetts-based team of accounting and assurance professionals can serve you and your business needs in the growing Massachusetts market, throughout New England and beyond.


Expertise and resources that grow with you
Ensuring accurate and comprehensive financial reporting is becoming more and more complex. The BNN assurance team specializes in providing collaborative and pragmatic solutions to the commercial industry, including retail, food and beverage, manufacturing, distribution, and technology and life sciences companies.
We offer Big 4 experience and industry specialization from a local, friendly team committed to understanding your current and future business needs.
Take it from our clients
We thrive on complexity and collaboration
We work as a partner with clients to tackle their challenges head-on. Our practice is rooted in transparency and sharing relevant information and ideas so clients can effectively take advantage of opportunities.
You can rely on our team to manage your annual audit process and deliver valuable insights and enhancements for your organization.
What you can expect
- Team members who are nimble and available to you year-round
- Collaborative and pragmatic solutions
- A team that stays consistent and is up to speed on your business
- Industry expertise to address your unique situation
- Technology platform that optimizes audit efficiency
Our assurance solutions
Audit & Assurance
From financial statement reviews to full audits, our assurance professionals strive to minimize disruption while delivering the highest quality.
SOX & Internal Controls
Among public companies’ most complicated and costly compliance requirements, financial and IT SOX 404 internal control reporting isn’t something your organization should face alone.
Technical Accounting Advisory
Navigating today’s accounting environment is complex and time consuming requiring technical know-how and the proper resources to help navigate the ever changing requirements.
Added value is key for any professional advisor relationship.
We believe in the importance of regularly evaluating the auditor-client partnership to ensure it is fully meeting the client’s business needs as they evolve. When was the last time you evaluated your relationship with your auditor? Download our guide with key considerations and tips for evaluating your current auditor relationship.