Boston-based · Serving companies nationwide · Russian-speaking team available

Turn financial complexity into
clarity and peace of mind.

Baystate Advisors Group provides outsourced accounting, tax, and financial advisory services for growing technology companies and VC-backed startups—helping founders manage cash runway, stay compliant, prepare for investors, and scale with confidence.

20+ Years of Experience Technology & Growth Companies Accounting + Tax Expertise
technology executive collaborating with an experienced advisor

Your Technology Company Moves Fast. Your Financials Should Keep Up.

Growth brings bigger financial questions. Get the accounting infrastructure and financial expertise your growing company needs—without the cost and complexity of building a full in-house accounting department.

Chaos resolving into clarity

How much runway do we have? Can we afford the next hire?

Are our numbers ready for investors?

What should we be planning for at tax time?

Outcomes, not services

Financial Support Built Around Growth

From clean, reliable books to cash forecasting, investor-ready reporting, and CFO-level support, we give founders the financial visibility they need to make smarter decisions as they grow.

Accounting & Bookkeeping

Accurate books, a dependable monthly close, and financial reporting you can actually use to run the business.

Tax Planning & Compliance

Stay ahead of tax obligations with year-round planning and compliance support connected to what is happening in your business.

Controller & Financial Advisory

Gain visibility into cash runway, forecasts, financial performance, and investor-ready reporting—with experienced financial guidance as your company grows.

How We Are Different

Why Baystate?

Serving U.S. and internationally connected businesses, with Russian-speaking team members available for clients who prefer to discuss financial and tax matters in Russian.

a group of businesspeople are celebrating success
01

Built for growing technology companies

We understand fast growth, changing priorities, fundraising, hiring, cash runway, and investor expectations.

02

Accounting and tax under one roof

Your accounting, tax strategy, and financial decisions are connected. Your support should be too.

03

More than historical reporting

We help you understand what the numbers mean and how today's decisions affect what comes next.

04

Experienced support as you scale

Get controller-level oversight and financial guidance without building a full in-house accounting department.

What Our Clients Say

Meet Your Accounting Ninja

Founder Marina Borisova is known as the “Accounting Ninja” for turning complicated financial situations into clear, organized information founders can actually use.

Her approach combines technical expertise with curiosity, responsiveness, and straightforward guidance—because accounting should make running your company easier, not more confusing.

Build With More Financial Clarity
Whether you are preparing for your next hire, funding round, board meeting, or stage of growth, Baystate Advisors Group can help you make the numbers work harder for your business.