When most people think about property investment in Spain, they picture buying an apartment, renting it out, and collecting yield over time. That model is well understood. There is, however, a different approach that operates at an earlier stage of the value chain: participating in the development process itself, rather than owning the finished product.
This article explains how development co-investment works in Spain — the capital cycle, the legal structures typically used, the risk and return profile relative to buy-to-let, and the due diligence questions you must ask before committing capital to any development project.
This is not a consumer product. Development co-investment is appropriate only for qualified investors who can absorb illiquidity, understand development risk, and have reviewed full project documentation with independent legal and financial advisers.
The Two Approaches Compared
Understanding the difference between buy-to-let and development co-investment requires understanding what stage of the property lifecycle each one enters.
Buy-to-Let: Owning the Finished Asset
In a buy-to-let model:
- You purchase a completed or near-completed property
- You bear the ongoing costs of ownership (IBI, community fees, IRNR, maintenance)
- You derive income from rental yield — typically 4–8% gross for well-located coastal properties on the Costa Blanca (market ranges; individual properties vary)
- Your capital is returned, with any appreciation, when you sell
The risk profile is relatively transparent: your main variables are occupancy, rental rate, and eventual sale price. The asset is tangible and independently valued.
Development Co-Investment: Entering the Capital Cycle
In a development co-investment structure:
- You provide capital at an early stage — typically before, during, or shortly after land acquisition
- The developer uses that capital (alongside their own equity and, often, construction finance) to execute the project: land, planning, construction, sales
- Your capital, plus a return, is repaid on project completion — typically from the proceeds of the unit sales
- You do not own a specific apartment; you hold a contractual position in the project
The economics of development are different from rental yield. Development returns are derived from the margin between build cost and sale price — the developer’s added value. In a well-structured project with proper cost management and market timing, this margin can support returns meaningfully above buy-to-let yields. But the timing is different: capital is deployed for the duration of the project (typically 18–36 months) and returned in a lump sum at completion rather than as monthly income.
The SPV Structure: What It Is and Why It Matters
Most development projects in Spain that involve third-party co-investment are structured through a Sociedad de Propósito Específico (SPV — Sociedad de Propósito Específico or Vehículo de Propósito Especial).
An SPV is a legal entity created specifically to hold and execute a single project. It exists separately from the developer’s main business entity.
Why SPVs are used:
- Ring-fencing: The SPV holds the project assets (land, building licence, planning permissions, construction contracts). If the developer’s parent company faces financial difficulties, the SPV’s assets are legally separate.
- Investor position: Co-investors’ capital sits within the SPV, not in the developer’s general operations. The investor’s claim is against the specific project, not the developer’s entire business.
- Auditability: An SPV with its own accounts and governance structure allows third-party review of project-specific finances, separate from consolidated group accounts.
An SPV structure does not eliminate risk — but it creates a defined perimeter around the capital commitment. Any development co-investment that does not use an SPV (or equivalent ring-fenced structure) deserves significant additional scrutiny.
How the Capital Cycle Works in Practice
A typical co-investment capital cycle for a residential development project in Spain follows this sequence:
Stage 1 — Land and planning: The developer acquires the land (or optionises it) and obtains the licencia de obra (building licence). This is often the highest-risk phase — capital is deployed before any construction has begun and before the market has validated the product design. Some projects raise co-investment capital at this stage for maximum upside; others wait until the licence is confirmed.
Stage 2 — Pre-sales and construction finance: Once the building licence is confirmed and the project is launched for pre-sales, the developer sells units off-plan. Under Spanish law, off-plan stage payments from buyers must be held in a ring-fenced bank account with a licensed bank guarantee. This pre-sale progress also typically triggers the availability of construction financing from Spanish banks.
Stage 3 — Construction: The project is built. The developer manages the construction contract, oversees quality and timeline, and draws on the construction line of credit as needed.
Stage 4 — Completion and sales: Units are completed, buyers sign their escritura deeds, and the remaining 60–70% of each unit’s purchase price is received. The construction loan is repaid. Project-level profits are calculated.
Stage 5 — Capital return: Co-investor capital, plus the agreed return, is repaid from the project proceeds.
Timeline: For a mid-scale residential development in Spain, the full cycle from co-investor capital deployment to return typically runs 24–48 months. Projects with pre-existing planning approvals and land already acquired can be faster. From-scratch projects (land acquisition through planning through construction) take longer.
Risk Profile: What Can Go Wrong
Development co-investment involves risks that are absent in buy-to-let and that a well-informed investor must understand before committing:
Completion risk. The building must be completed on schedule and to specification. Construction delays — caused by supply chain issues, contractor problems, planning complications, or unforeseen site conditions — extend the capital cycle and reduce the effective return.
Market risk. If property values in the micro-market fall materially during the construction period, unit sales may complete at lower prices than projected, compressing the developer’s margin and potentially the co-investor’s return.
Developer quality. The outcome of any development project depends substantially on the developer’s track record, project management capability, and financial discipline. An undercapitalised or inexperienced developer is the primary driver of project failures. This is why evaluating the developer — their completed projects, legal structure, and governance — is the central due diligence task. See our guide to evaluating real estate developers in Alicante.
Liquidity. Co-investment capital is illiquid for the duration of the project. There is no secondary market for SPV positions. Unlike a buy-to-let property (which can in principle be sold at any time), co-investment capital is committed until the project exits.
Documentation risk. If the investment agreement is not properly drafted — specifying the investor’s rights, the priority of their capital on return, the conditions under which the developer can deploy capital, and the audit rights of the investor — disputes are difficult to resolve. Independent legal review of every document before commitment is not optional.
The CNMV Compliance Framework
In Spain, the Comisión Nacional del Mercado de Valores (CNMV) is the regulator for public securities offerings. Development co-investment structures that operate as bilateral private placements between a developer and a limited number of qualified investors fall outside the scope of a CNMV public offering — they are private agreements governed by contract law, not securities regulation.
This is a legal position, not a regulatory gap. Spain’s Ley del Mercado de Valores (LMV) distinguishes between public offerings (which require a CNMV-registered prospectus) and private bilateral placements, which do not.
What this means in practice:
- A developer offering bilateral private co-investment does not need to be CNMV-registered for that specific activity
- The investor does not receive the protections that apply to retail investors in regulated public offerings
- The investment is not a deposit, a bond, or a collective investment scheme — it is a contractual position in a specific project
- Independent legal review is your primary protection
Be cautious of any developer who either claims CNMV registration for a private bilateral structure (likely inaccurate, and a red flag about their understanding of their own product) or dismisses compliance questions entirely. The correct posture — and the one you should expect from a professional developer — is transparency about the legal framework, with documentation that reflects it accurately.
What to Verify Before Committing Capital
The due diligence process for development co-investment is more involved than for buying a finished apartment. Work through the following before making any capital commitment:
Developer track record. Request a list of completed projects with addresses, completion dates, and contact details of previous co-investors or buyers. Verify completed buildings physically or through public records. Experience matters — development project management is a specific skill set that takes years to develop.
SPV documentation. Obtain and review the SPV’s constitutive deed (escritura de constitución). Understand the ownership structure, governance rights, and any priority arrangements between the developer’s equity and co-investor capital.
Land and planning status. Verify the SPV’s ownership or option on the land via nota simple from the Registro de la Propiedad. Confirm whether the licencia de obra has been granted or is pending.
Financial projections. Request a project budget and profitability model. The developer should be able to show their assumptions for build cost, sales price per square metre, financing costs, and projected return. Test the sensitivity of those projections — what happens if sales prices fall 10–15%?
Investment agreement. Have your independent Spanish lawyer review the investment agreement — the contrato de co-inversión or equivalent — in full before signing. Key provisions to verify: your capital’s priority on return versus the developer’s equity; conditions for capital deployment; reporting and audit rights during the project; exit mechanisms and timelines; what happens in the event of project delays or cost overruns.
Construction guarantee. For larger commitments, consider requesting confirmation of construction insurance (seguro de daños or decennial warranty) and verifying the construction contract.
Why Development Co-Investment vs Buy-to-Let?
There is no universally correct answer — the right approach depends on your investment objectives, liquidity requirements, tax position, and risk tolerance.
Development co-investment may be appropriate if:
- You want exposure to Spanish real estate without the ongoing responsibilities of property ownership
- Your investment horizon accommodates a multi-year illiquid position
- You are a qualified investor who has reviewed development project documentation with professional advisers
- You are interested in the development margin rather than recurring yield
Buy-to-let may be appropriate if:
- You want a tangible asset you can visit, use, or sell independently
- You want recurring income rather than a lump-sum return at completion
- You prefer the ability to sell the asset on your own timeline
- You want a simpler, more transparent risk profile
Both approaches to property investment in Spain carry risk. Neither is passive. The key is matching the product structure to your investment profile, not to the marketing description.
Inversa Development’s Investment Products
Inversa Development — operating as Makarov e Hijos, Sociedad Cooperativa (CIF F42521534), registered in Alicante — structures bilateral private co-investment arrangements for qualified investors interested in participating in our development projects on the Costa Blanca.
Before any investor commitment is made, we provide full project documentation: the SPV constitutive deed, project budget, building licence status, payment timeline, and historical information from prior completed projects. We actively encourage prospective investors to review all documentation with independent legal and financial advisers — this is not a formality but a prerequisite.
We are a developer, not a financial institution. Our investment products are private bilateral agreements and do not constitute a public offering under the Ley del Mercado de Valores (LMV).
To learn more about our current projects and investment formats, visit our investments page.
Legal disclaimer: This article is informational only and does not constitute investment, financial, or legal advice. Property development investment carries significant risks, including the risk of partial or total loss of capital, illiquidity, construction delays, and market movements. Development returns described herein are illustrative of how the model works — they are not projections, forecasts, or guarantees of returns for any specific project. Past performance of any prior project does not guarantee future results. Investment products offered by Inversa Development (Makarov e Hijos, Sociedad Cooperativa, CIF F42521534) are structured as bilateral private agreements and do not constitute a public offering under Ley del Mercado de Valores (LMV) Article 35. Participation is appropriate only for qualified investors who have reviewed full project documentation with independent legal and financial advisers. Consult a qualified Spanish abogado and an independent financial adviser before making any investment commitment.