Buffalo, New York · Est. 1998

Clarity in every number.

Keystone & Vance is a boutique CPA firm helping Western New York businesses and families keep more of what they earn, with tax strategy and advisory built on decades of precision.

27+Years in practice
640+Clients served
AICPAMember firm
Filed & reconciledQ2 close on schedule
Year-End Summary FY 2025
Revenue recognized $1,284,900
Operating expenses $742,310
Deductions captured $96,540
Estimated tax owed $118,205
Projected net income $424,385
+18.4% savingsvs. prior tax year
What we do

Full-service accounting, without the guesswork.

From the first quarterly estimate to a clean audit opinion, our partners stay close to your books so nothing slips through and every decision has numbers behind it.

01

Tax Strategy

Proactive, year-round planning that lowers your effective rate long before April arrives.

  • Entity structuring
  • Multi-state filings
02

Bookkeeping

Tidy, reconciled books delivered monthly, so you always know exactly where you stand.

  • Payroll & AP/AR
  • Cloud dashboards
03

Business Advisory

A partner in your corner for the big calls: growth, cash flow, succession and beyond.

  • Forecasting & KPIs
  • Exit planning
04

Audit & Assurance

Independent audits, reviews and compilations that lenders and boards trust on sight.

  • GAAP compliance
  • Nonprofit audits
Why Keystone & Vance

Numbers people trust, people who show up.

We keep our roster deliberately small so a partner, not a rotating junior, knows your business by name. That is how we have kept clients for a generation.

Partner-led, always.Direct access to the person signing your return.
Two-day response promise.Questions answered in 48 hours or less, year-round.
Fiercely local.Rooted in Buffalo, invested in Western New York.
In practice
27+
Years serving Buffalo businesses and families since 1998.
Clients served
640+
Active companies, nonprofits and households on our books.
Under advisement
$1.2B
In combined revenue and assets we help steward each year.
Client retention
98%
Of clients stay with us year over year. We earn it every April.
Keystone & Vance found deductions our last firm never mentioned and actually explained them. For the first time, our books feel like a tool instead of a mystery.
DM
Diane Marchetti Owner, Elmwood Provisions Co. · Buffalo, NY

Let's put your numbers to work.

Book a complimentary 30-minute consultation. We will review where you stand and show you the first opportunities we see.

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