- Fractional CFO
- Fintech
- WealthTech
Fractional CFO for WealthTech companies
WealthTech revenue scales with AUM or AUA, which makes the model sensitive to flows and market moves at once. Management fees, platform fees, advisory fees and product-level economics from cash sweep and securities lending each have to be recognised correctly, and the line between revenue and pass-through custody or fund expenses determines whether gross margin is credible. Regulatory capital under SEC, FCA or local rules sits alongside the operating accounts.
The work turns on the AUM-economics layer. AUM and AUA reconciled to custody statements; net new asset tracking by channel; fee yield by product and client segment; unit economics of an advised client versus a self-directed one; and the working and regulatory capital required to operate a custody and brokerage stack. Cash sweep and securities lending revenue need to be visible as separate lines because acquirers price them differently from management fees.
Flow provides financial modelling, FP&A and fractional CFO advisory to WealthTech companies across robo-advisors, digital wealth platforms, advisor technology, alternative investments platforms and retirement and pensions technology.




























































KPIs to track for "WealthTech" startups
We're very 'KPI-driven' fractional CFOs, and we make sure to monitor the right metrics for your startup.
AUM / AUA
Net new assets
Funded accounts
Fee yield (bps)
Revenue per client
Client retention
Cash sweep revenue
Advisor count (if B2B)
Platform gross margin
Financial modelling for "WealthTech" startups
As fractional CFOs, we build KPI-driven financial models that are insightful and easy to maintain.
Financial modelling is both art and science - models must be robust, but also understandable, and useful for both internal planning and VC fundraising purposes. Hire a fractional CFO who knows how to handle both sides of the equation.
AUM and net new asset waterfall
Opening AUM walked to closing via net new assets, market moves and outflows, with NNA cut by channel, client segment and product. Separates flow-driven growth from market beta the business does not control.
Fee yield by product
Blended fee yield in basis points decomposed by managed portfolio, advisory tier and product line, with the structural drift from premium to passive surfaced. The metric boards use to spot quiet margin compression before it shows in revenue.
Cash sweep and securities lending
Revenue from uninvested customer cash and securities lending modelled as standalone lines against the rate curve and inventory available to lend. Acquirers price these very differently from management fees and they need their own visibility.
Client unit economics
Revenue per advised client versus self-directed, against acquisition cost, advisor cost where applicable and platform cost. Tells the board which client tier earns its CAC and which is being subsidised by another.
Custody and operating cost stack
Custody, clearing, market data and platform infrastructure costs allocated against the revenue lines they enable. Distinguishes platform gross margin from advisory gross margin since they support different valuations.
Regulatory capital and net worth
SEC, FCA or local regulatory capital requirements tracked alongside operating equity, with stress scenarios for market drawdowns that consume capital while compressing fee revenue. The headroom that prevents a downturn forcing a capital raise.
Founders and investors we've worked with
We've supported winning builders across WealthTech and beyond.

Bonart
We've worked as fractional CFO with Bonart, a Zurich-based independent Swiss strategic advisory and execution platform for PE and investor fundraising, providing long-term confidential valuation guidance.
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Marcura
We acted as fractional CFO to Dubai-based Marcura, owner of maritime payroll and B2B payments platform MarTrust, advising on the strategic e-Wallet vendor selection and supporting product/finance integration.
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Lemonade
As a fractional CFO we performed a confidential valuation of Lemonade, the publicly listed full-stack insurer powered by AI and behavioral economics, supporting Elevator Fund's portfolio management.
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TBô
We acted as fractional CFO to TBô, a Zurich-based tech-enabled DTC male underwear brand, building a bottom-up financial / operating model with cohort-level KPIs and positioning the company for its next venture round.
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Onlogist
We acted as fractional CFO to Onlogist, a Hamburg-based online marketplace for last-mile vehicle transfer, providing confidential valuation guidance and operating model support.
See moreRecent fractional CFO track record
See our fractional CFO and financial modelling experience across WealthTech and beyond.
Simple pricing
No hidden costs, no complicated long-term contracts. We understand how important flexibility is for WealthTech startups.
Per month
- Accounting / FP&A tech stack implementation
- Monthly financial statements and reporting pack
- Quarterly board pack with detailed financial analysis (with variance analysis vs. budget, relevant KPI observations etc.)
- Investor-friendly output
Per month
- Everything in Core, plus
- Operating model (via an online platform like Runway or Excel-based)
- Ongoing model maintenance, refining projections, burn/runway management
- Customer cohorts modelling, churn and retention analysis
- LTV / CAC, unit economics analysis
- Cap table management
Per month
- Everything in Grow, plus
- M&A / fundraising support; review of business plan
- Pitch deck preparation
- Investor approach strategy / list building
- Due diligence support and deal negotiation
- Valuation as required and free access to Multiples Pro
Packages shown are illustrative, final pricing is tailored to client requirements.
Explore our fractional CFO offering for similar verticals
We're a specialized fractional CFO to fintech companies.
Our fractional CFO experience spans across all fintech verticals.
Explore other sectors
We know tech inside & out.
We provide fractional CFO services to companies operating across the entire tech.
More services
We help you scale by providing fractional CFO advice, through fundraising and a successful M&A exit.
VC fundraising for WealthTech companies
We help you prepare materials, reach out to investors in our extensive network, negotiate fair term sheets and structure the VC round.
Learn moreM&A for WealthTech companies
We advise winning tech companies on M&A exits, and over the years successfully executed numerous transactions with both financial and strategic buyers.
Learn moreTalk to us
Schedule a call to get a health check on your business and see how we could help.
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