Karbon
The venture-backed US practice-management platform that accounting firms run their week on.
Primary
Practice Mgmt
Kind
Practice Mgmt
Raised
$99.8M across 9 rounds (Sep 2023 last round: $10.5M)
Pricing
$59–$99/user/month
Website
Each dimension is a composite of public signals. The Index is a weighted average; weights are published on the methodology page.
Where the tool plays across the 17-category taxonomy used by this index.
The system of record — chart of accounts, journal entries, trial balance.
Classifying bank and card transactions against a chart of accounts.
Matching ledger entries to bank statements; flagging discrepancies.
Bill capture, vendor management, approval workflows, payment execution.
Invoicing, dunning, collections, payment matching.
Accruals, deferrals, depreciation, task orchestration, review workflows.
P&L, balance sheet, cash flow, variance analysis, board-ready packs.
Income tax, sales tax / VAT / moms, nexus tracking, e-filing.
Documentation, PBC lists, evidence trails, auditor collaboration.
Wage calculation, withholdings, benefits, regulatory filings.
Inter-company elimination, currency translation, consolidated statements.
ASC 606 / IFRS 15 automation, performance-obligation tracking.
Corporate cards, expense policy, reimbursements, spend controls.
Forecasting, budgeting, scenario modeling, variance commentary.
Conversational query, report generation, and action-taking via chat.
Firm-side workflow, client portals, deadlines, CRM, billing, and team orchestration for accounting and tax practices.
Generative-AI research and memo-writing assistants trained on tax code, rulings, and case law.
Karbon is the clearest benchmark for modern, firm-first practice management. It has been the #1-ranked accounting practice-management product in G2's quarterly reports for 17 consecutive quarters through Winter 2026, and reports more than 30,000 accounting professionals across 33 countries using the product, with a reported $99.8M raised from Tidemark, Five Elms, and Blackbird. For buyers comparing Karbon, TaxDome, and Canopy, Karbon is the option that most resembles a modern email-and-task client rather than a compliance suite.
On the agentic axis, Karbon has pushed further than most of its category. Karbon AI drafts client emails in the firm's voice, summarises thread context for the reviewer, and proposes next steps against the firm's own workflow templates; public claims from Karbon cite an average 18.5 hours per employee per week of freed-up time, which should be read as a marketing number but directionally consistent with the product's triage-heavy positioning. The weakest seam is still handoff to the bookkeeping and tax engines — Karbon is the cockpit, not the ledger — so a Karbon firm is nearly always a Karbon-plus-QuickBooks-plus-UltraTax firm.
Country fit is strongest in the US and meaningfully strong in the UK, where Karbon has invested in Companies House and HMRC deadline automation. Germany and Sweden are essentially non-markets for Karbon today; DATEV, Agenda, and Wolters Kluwer's Capego own those seats.
Citations
- Karbon company profile (Tracxn)tracxn.com/d/companies/karbon/__beyS1rXZR3BpSILvc-HAz7kQTjFmN8tn4eI99a-kwjs
- Karbon namedkarbonhq.com/resources/g2-2026-best-software-awards
- Karbon product sitekarbonhq.com