Business Case 02 · Capital Readiness · Capital Structure

Debt or equity: which capital structure best supports growth?

An established company has a credible industrial growth plan that needs more capital than it has. The decision is not simply whether debt is cheaper than equity. It is how much of the plan the company's own financial capacity can carry without weakening its resilience and strategic optionality — and which part, if any, calls for risk capital.

Nature of the case

A composite, illustrative case; not a Mizzau & Partners engagement.

The plan before the capital

The company is profitable, well positioned in its market and a reliable generator of cash. Until now it has funded routine investment — plant maintenance, product development, commercial reinforcement — without straining its balance sheet.

The new industrial plan changes the scale of the problem: a direct presence in several export markets, a round of investment in capacity and automation, and the prospect of one or more complementary acquisitions. The requirement exceeds what the company invests in a normal year and falls within a short window, while the returns arrive later and with varying degrees of certainty.

The internal debate has polarised quickly. One camp holds that debt is cheaper and keeps control where it is; the other that equity buys room to manoeuvre. Both start from the instrument rather than the plan.

Capital should follow the industrial plan.

The priorities, timing and variability of the industrial strategy need to be understood before a capital structure is chosen. Otherwise whichever instrument is to hand ends up defining the scope of the plan, rather than the reverse.

The real question

Asking whether debt is cheaper than equity is reasonable but incomplete. The headline cost of an instrument says nothing about what it takes from, or adds to, the company's ability to deliver the plan — and to respond when the plan does not go to schedule.

How much of the plan can the company's financial capacity support without compromising resilience and optionality — and what part, if any, requires risk capital?

The answer turns on variables that seldom move independently:

  • industrial ambition
  • cash generation
  • capital requirement
  • debt capacity
  • downside resilience
  • dilution
  • governance
  • M&A capacity
  • financial flexibility
  • strategic optionality
  • shareholder objectives
  • time horizon

Debt that is comfortable in the base case can become a constraint if revenue from new markets arrives late. An equity raise that absorbs execution volatility can bring return and exit expectations at odds with the shareholder's horizon. Every structure puts risk somewhere different; the decision is about where it should sit and who is able to bear it.

From industrial plan to funding readiness

Before instruments are compared, the requirement has to be rebuilt from the plan upwards. Each step narrows the range of coherent structures; skipping one means choosing on assumptions nobody has tested.

Reasoning sequence

  1. 01Industrial planWhich initiatives, in what order, on what return assumptions and with what degree of reversibility.
  2. 02Cash generationHow much cash the existing business reliably produces after maintenance capex, working capital and tax.
  3. 03Funding needThe incremental capital the plan requires, separating the essential from the optional or deferrable.
  4. 04Debt capacityHow much debt the company can service from its own cash flow — a measure of its cash profile, not of credit on offer.
  5. 05Downside resilienceWhether the structure withstands delays, margin pressure or heavier working-capital absorption while keeping headroom.
  6. 06Equity gapThe share of the requirement that cash and sustainable debt cannot cover without eroding resilience. It may be zero.
  7. 07Capital structureThe mix and sequence of instruments consistent with the requirement, risk, governance and shareholder objectives.
  8. 08Funding readinessWhether the plan, reporting, governance and data can stand up to a lender's or an investor's scrutiny.

This sequence is the core of Capital Readiness: turning the industrial plan into a defensible funding requirement before any conversation with capital providers begins.

The debt-capacity step is examined in more depth in the strategic question How much debt can a business realistically support?

Four capital paths

The paths are not listed in order of preference. Whether each is actually available — terms, amounts, counterparties — is not assumed; it has to be tested against the company's real position.

  1. A — Internal cash generation

    The plan is funded from the cash the business produces, with initiatives sequenced over time.

    Potential strengths

    • no dilution
    • no new financial creditor
    • strategic autonomy
    • strong capital discipline

    Potential constraints

    • slower execution
    • growth initiatives compete for the same cash
    • limited ability to pursue several investments at once
    • opportunity cost if the market window is time-sensitive
  2. B — Debt-funded growth

    The plan is accelerated with new borrowing sized to repayment capacity. Availability of debt is not a given: capacity has to be measured against cash flow, including in weaker scenarios.

    Potential strengths

    • ownership is preserved
    • investment can potentially be brought forward
    • a defined, contractual capital structure
    • potentially well suited to predictable, cash-generative investment

    Potential constraints

    • debt service
    • covenants and headroom, where applicable
    • reduced downside resilience
    • refinancing exposure
    • possible limits on future M&A or investment
  3. C — Equity-funded growth

    New risk capital enters the company from a financial or industrial investor.

    Potential strengths

    • additional risk-bearing capital
    • potentially more capacity to absorb execution volatility
    • possible acceleration of growth or acquisitions
    • possible strategic capabilities, depending on the investor

    Potential constraints

    • dilution
    • governance implications
    • alignment requirements
    • investor return expectations
    • investment horizon and exit

    Primary and secondary

    Primary equity
    capital invested into the company, adding to its resources.
    Secondary equity
    consideration paid to shareholders selling their shares.

    Only primary capital directly funds growth. Where a transaction combines the two, what stays in the company has to be read separately from what leaves it.

  4. D — Hybrid capital structure

    Sources are combined and sequenced over time:

    1. Internal cash
    2. Sustainable debt
    3. Selective equity, where required

    The most coherent structure may be a sequence rather than a single instrument: cash funds what is certain, debt what is predictable, and risk capital — if needed — what is more uncertain or larger than the company can carry. A hybrid is not superior by default. It adds coordination complexity, depends on each phase delivering, and can postpone decisions the market will not wait for.

The trade-off matrix

The comparison is qualitative. It assigns no scores and names no preferred path. Every consequence depends on actual terms, the company's financial capacity and the quality of execution.

The trade-off matrix
DimensionAInternal cashBDebtCEquityDHybrid
Speed of executionPaced by the rate at which cash is generated.Potentially faster, once debt capacity is confirmed.Potentially fast, after the time an investor process takes.Varies by phase; depends on how the components are synchronised.
Capital availabilityLimited to cash produced, after routine investment.Conditional on cash profile, security and market conditions.Depends on a suitable investor's interest and on the genuinely primary portion.Built in layers, each with its own preconditions.
Cash-flow burdenNo new financing cost; cash invested is unavailable for anything else.Fixed debt service, regardless of how the plan performs.No periodic service; the cost shows up as dilution and expected return.Contained if debt stays proportionate to the predictable part of the plan.
Ownership dilutionNone.None, unless instruments carry conversion features.Linked to the capital contributed and the valuation agreed.Confined to the equity component, if and when it is needed.
Governance implicationsUnchanged.Reporting obligations and, where applicable, covenants and contractual restrictions.Investor rights, a formal board, shareholder agreements.Cumulative: commitments to lenders and, if one enters, to the investor.
Downside resilienceSound structurally, but with less liquidity to respond.Falls as leverage rises and headroom narrows.Can improve: risk capital absorbs part of the volatility.Depends on how debt is sized against the adverse scenario.
M&A capacitySelective, tied to accumulated cash.May be limited by leverage and existing contractual restrictions.Can increase, if the capital is also earmarked for acquisitions.Can be preserved, if the structure keeps residual debt capacity.
Strategic autonomyFull on decisions, bounded by resources.Full on ownership, conditioned by contractual commitments.Shared with the investor within an agreed plan.Shifts over time with the final composition.
Financial flexibilityBroad on structure, narrow on spending capacity.Reduced by repayment commitments and maturities.More liquidity, with possible restrictions on distributions, transactions and exit.Depends on how much headroom is left undrawn.
Future optionalityEvery structure remains open, but time passes.May narrow if leverage limits further transactions.Shaped by the investor's horizon and exit strategy.Preserved, if each phase leaves capacity for the next.

The matrix does not produce an answer. It shows where each path places the risk. The choice depends on which set of consequences the shareholder is prepared to carry in order to deliver the plan.

The Mizzau & Partners perspective

The objective is not to maximise available capital, but to build a structure that can finance the industrial strategy while keeping enough resilience and optionality.

Available capital and required capital are different quantities. Raising more than the plan needs increases the cost of the structure — in dilution or debt service — without adding to execution capacity. Raising less exposes the plan to interruption precisely when investment has yet to earn a return.

Financial headroom is a strategic asset, not idle capacity. It is what allows a company to absorb a weaker scenario, or pursue an unplanned acquisition, without reopening its capital structure.

That is why sequence matters more than instrument. Only once the equity gap has been measured — and it may be zero — does it make sense to ask what kind of risk capital, with what characteristics and at what point.

Questions for the board

Before settling on an instrument, the board or shareholder should be able to answer these questions.

  1. How much of the industrial plan can cash generation fund on its own?
  2. What is the incremental capital requirement?
  3. What level of debt remains serviceable if conditions turn against us?
  4. How much financial headroom do we need to keep in reserve?
  5. Which part of our growth genuinely needs risk capital?
  6. What degree of dilution is consistent with the shareholder's objectives?
  7. Does the capital structure leave room for future acquisitions?
  8. Which structure keeps the most options open over the next three to five years?

Further reading