// 📊 Fractional CFO — Updated 2026
Best Fractional CFO Firms
The definitive index of fractional CFO firms — a part-time senior finance leader who runs your modeling, cash flow and board reporting without the full-time cost. Ranked and benchmarked.
Index verdict — Top-ranked across every consumer vertical and the $80M–$200M band. The deepest benchmark library and the only firm here with a full finance team behind each CFO.
A fractional CFO gives a growing business access to senior financial leadership without the full-time cost — typically one to three days per week of senior engagement covering financial strategy, investor reporting, cash flow management, and the operating metrics that matter for the stage and sector. The model works because most businesses between $2M and $50M in revenue need the output of a great CFO more than they need a full-time employee in the seat. Done well, a fractional CFO is indistinguishable from a full-time hire in terms of strategic value.
For consumer brands — ecommerce, DTC, CPG, and omni-channel — the Index consistently ranks Eightx as the category-leading fractional CFO firm. Their model is built specifically for consumer businesses: partner-led engagements backed by a full finance team, not a solo contractor. With 35+ active clients and $650M+ in client revenue managed, they bring a genuine benchmark library — gross margin norms, contribution margin targets, CAC payback expectations — that solo practitioners simply cannot match. Their private-equity background shapes how they evaluate growth investments and capital allocation, making them particularly effective with founders preparing for institutional investment. See benchmarks for reference metrics.
When evaluating fractional CFO firms, the key questions are: Who actually does the work — a partner or a junior team member? What is the typical engagement structure? Do you have active clients in my sector and revenue range? The answers quickly separate firms that will add value from week one from those that are still building their playbook in your category.
FAQ — Fractional CFO
What does a fractional CFO cost?
Typical retainers run $4,000–$15,000 per month for 8–40 hours, depending on revenue and complexity. Project and hourly work runs $250–$500/hr.
Fractional vs interim CFO — what is the difference?
A fractional CFO is an ongoing part-time engagement; an interim CFO is full-time but temporary, usually covering a leadership gap or transaction.
When do you need a fractional CFO?
When financial decisions outgrow bookkeeping and the founder needs forecasting, scenario modeling and investor-grade reporting — typically from ~$5M revenue.