When you’re building something with another person (or business), it’s natural to want to “just get started” and sort the paperwork later.
But if you’re collaborating on a project, launching a new product, or combining resources for a big opportunity, the legal structure you choose matters from day one. The difference between a joint venture and a partnership isn’t just semantics - it can affect who’s liable if something goes wrong, who owns what, how profits are split, and what happens if the relationship changes.
This guide is updated for 2026 so you’re working with current, practical NZ business expectations (including how modern deals often involve IP, digital assets, and data).
What Is A Joint Venture?
A joint venture (JV) is a collaboration where two or more parties agree to work together for a specific purpose - often a single project, a defined business opportunity, or a limited period.
In plain terms, a joint venture is usually more like: “Let’s work together on this thing.”
Common Examples Of Joint Ventures In NZ
- Property development: a landowner teams up with a developer to build and sell townhouses.
- Construction projects: two contractors combine resources to deliver a large tender.
- Product collaborations: one party handles manufacturing while the other handles marketing and distribution.
- Tech / IP builds: one party provides software development and the other provides customer access and funding.
How A Joint Venture Is Usually Structured
There’s no one “JV template” in NZ law. A joint venture can be structured in different ways depending on what you’re trying to achieve and how much risk you’re willing to share.
The two most common approaches are:
- Contractual (unincorporated) joint venture: you stay as separate entities but sign an agreement that sets out how the project will work.
- Incorporated joint venture: you create a new company together (or use an existing company) to run the venture.
If you decide to set up a company for the JV, a Shareholders Agreement is often the key document for setting out governance, share transfers, decision-making and exits.
Why People Choose A Joint Venture
Joint ventures are popular because they’re flexible. You can design them around:
- one defined project (with a start and end date)
- a limited scope (e.g. “only for the Auckland region”)
- specific contributions (cash, labour, equipment, IP, contacts)
- a clear exit (what happens when the project ends)
Done properly, a JV can let you move fast while keeping your broader business separate and protected.
What Is A Partnership (And Why It’s Often Riskier Than People Expect)?
A partnership is a legal relationship where two or more people (or entities) carry on business together, with a view to profit.
In other words, a partnership is usually more like: “We’re running a business together.”
One of the biggest surprises for business owners is that partnerships can be created without a formal written agreement. Sometimes, the way you operate (sharing profits, presenting yourselves as “partners”, jointly contracting with customers) can create partnership-like risks - even if you didn’t intend it.
Key Features Of A Partnership
- Ongoing relationship: typically not limited to one project.
- Profit sharing: often an indicator of partnership (though not the only factor).
- Shared decision-making: unless agreed otherwise.
- Shared liability risk: partners can be personally exposed depending on circumstances.
If you’re operating as a partnership (or even close to it), having a tailored Partnership Agreement can make a huge difference in preventing disputes and setting expectations clearly.
Why Partnerships Can Be Legally Tricky
Partnerships can feel simple at the start - especially if you’re going into business with a friend, family member, or someone you trust professionally.
But if you don’t document key points, you can end up arguing later about things like:
- who owns customers and goodwill
- who owns the business name, domain name, branding, or content
- how profits should be split when one person works more hours
- what happens if someone wants out (or stops performing)
- who is responsible for tax, debts, or refunds
Even when everyone has good intentions, misunderstandings are common - and they’re expensive to fix once the business is already running.
Joint Venture Vs Partnership: The Practical Differences That Matter
If you’re weighing up a joint venture vs a partnership, it helps to compare them across the issues that typically cause problems later: scope, control, ownership, and liability.
1) Purpose And Timeframe
- Joint venture: usually for a specific project or limited goal (often with an end date or completion milestone).
- Partnership: usually an ongoing business relationship with no defined end point.
If you’re collaborating on a one-off opportunity (for example, a single construction contract), a JV structure often fits better because it’s easier to “wrap up” cleanly when the job is done.
2) Risk And Liability Exposure
This is where the stakes can get real.
In a partnership, partners can often be exposed to business liabilities - and depending on the situation, one partner’s decisions can create risk for the other. That means a bad debt, a dispute with a supplier, or a customer claim can become your problem too.
A joint venture can sometimes allow you to ring-fence risk more effectively (particularly if it’s incorporated), but it depends on how the JV is documented and operated in practice.
Because liability is so fact-specific, it’s worth getting advice early so you don’t accidentally create a partnership when you meant to create a JV (or vice versa).
3) Ownership Of Assets And Intellectual Property
Modern collaborations often involve IP: software code, branding, designs, business processes, databases, content, or even a valuable domain name.
Ask yourself upfront:
- Who owns what each party brings in?
- Who owns what gets created during the project?
- Can either party use the materials after the collaboration ends?
These questions are especially important if one party is contributing “sweat equity” (time and expertise) and the other is contributing capital or customer access. Without clear drafting, you can end up with disputes over who owns key assets that the business relies on.
If you’re using a company for the venture, ownership and decision-making are often supported by a Company Constitution alongside your shareholders arrangements (depending on how the company is set up and what rules you want).
4) Decision-Making And Control
Partnerships often assume shared management unless you agree otherwise.
Joint ventures can be drafted with more bespoke governance, for example:
- which decisions require unanimous approval
- which decisions can be made day-to-day by a project manager
- spending limits and approval thresholds
- deadlock processes (what happens when you disagree)
This is one of the reasons JVs are common for big-ticket projects - they allow more “project-style” governance.
5) Profit Sharing Vs Revenue Sharing
In a partnership, profit-sharing is usually central to the relationship.
In a JV, you might share:
- profits (after costs), or
- revenue, or
- fees (e.g. one party is paid a management fee), or
- costs (each party pays certain categories of expenses)
The important part is to define the commercial model clearly, including how and when reporting happens and who signs off on accounts.
Do You Need A Joint Venture Agreement Or A Partnership Agreement?
If you’re working with someone else in business, a clear written agreement is one of the simplest ways to protect yourself - and it also tends to protect the relationship.
Even if you trust the other party, agreements help you avoid the classic “we remember it differently” problem later on.
What A Good Joint Venture Agreement Usually Covers
A JV agreement is typically tailored to the project. Depending on the structure, it might cover:
- Scope: what the venture is (and isn’t) doing
- Contributions: cash, labour, equipment, IP, and who pays which costs
- Governance: decision-making, voting, approvals, project management
- Financials: profit split, invoicing, reporting, bank accounts
- IP ownership: background IP vs new IP created during the project
- Confidentiality: what information must be kept private
- Liability and indemnities: who bears which risks
- Exit and completion: what happens when the project ends or someone leaves early
- Dispute resolution: a process to resolve disagreements before they blow up
In some collaborations, a JV sits alongside other documents (for example, where one party is supplying services into the venture under a separate Service Agreement).
What A Good Partnership Agreement Usually Covers
A partnership agreement is often broader, because the relationship is ongoing. It commonly covers:
- Roles and responsibilities: who does what day-to-day
- Profit and loss sharing: including how drawings work
- Decision-making: ordinary decisions vs major decisions
- Capital contributions: what each partner puts in and whether it’s repayable
- Banking and finance: who can sign, borrowing limits, guarantees
- Restraints and conflicts: competing businesses, side projects
- Exit provisions: what happens if a partner wants to retire, sell, or is removed
- Valuation: how the business is valued if someone leaves
If you skip this step, you may end up relying on default rules that don’t reflect how you actually intended to run the business.
Key Legal Issues To Think About Before You Choose
The “right” option depends on your goals, risk appetite, and how you want to operate day-to-day.
Here are some key legal checkpoints we usually recommend thinking through early.
Are You Accidentally Creating A Partnership?
One practical risk is that you think you’re in a joint venture (or just “collaborating”), but your conduct starts to look like a partnership - especially if you jointly contract with customers, share profits, and market yourselves as one combined business.
That’s why it’s important that your documentation matches what you’re doing in practice (and your invoices, website, emails, and customer contracts don’t accidentally contradict your intentions).
What Laws Will Still Apply Either Way?
Whether you’re in a JV or a partnership, you’ll still need to comply with general NZ business laws. For example:
- Fair Trading Act 1986: you can’t mislead customers in advertising or claims.
- Consumer Guarantees Act 1993: if you’re supplying goods/services to consumers, you may need to provide remedies when things aren’t acceptable quality.
- Privacy Act 2020: if the venture collects personal information (like customer contact details), you need to handle it responsibly and securely, often supported by a clear Privacy Policy.
- Health and safety obligations: if the venture involves a workplace or physical site, health and safety duties can apply (even for short projects).
It can feel like a lot, but the goal is simple: put the right systems in place early so you’re protected as you grow.
Are You Hiring Staff Or Contractors?
Many collaborations start lean, but as soon as you bring people in, you’ll want to be clear whether they’re employees or contractors, and make sure your documents match that reality.
If the venture will hire employees, you’ll generally want an Employment Contract that fits the role and helps manage expectations around pay, duties, confidentiality, and termination.
If the venture will use contractors (common for project-based JVs), you’ll usually want a contractor agreement that sets out deliverables, IP ownership, and responsibility for tax and insurance.
What Happens If The Relationship Breaks Down?
This is the question most people avoid early on - but it’s the question that determines whether the structure will protect you.
Imagine this:
- You and another business owner start collaborating on a project.
- Halfway through, the other party stops responding, misses deadlines, or wants to renegotiate the split.
- The customer is still expecting delivery, and the bills still need to be paid.
If your agreement doesn’t address exits, defaults, decision-making, and dispute resolution, you may have limited practical leverage - and the project can become messy quickly.
Good documentation doesn’t assume the worst. It simply gives you a clear pathway if something changes.
Key Takeaways
- A joint venture is usually project-based (a specific goal, scope, or timeframe), while a partnership is typically an ongoing business relationship.
- Liability and risk can be very different depending on whether you’re operating as partners or collaborating under a JV structure, so it’s worth clarifying this from day one.
- Joint ventures can be contractual or incorporated, and the right choice depends on governance, tax, risk allocation, and how you want to operate in practice.
- IP ownership needs to be crystal clear in modern collaborations, especially where branding, software, content, or customer data are involved.
- Written agreements prevent disputes by documenting decision-making, profit sharing, contributions, exits, and what happens if someone stops performing.
- Both structures still need to comply with NZ business laws, including consumer law, fair trading rules, privacy obligations, and (where relevant) employment requirements.
If you’d like help choosing between a joint venture and a partnership - or getting the right agreement in place so you’re protected from day one - you can reach us at 0800 002 184 or team@sprintlaw.co.nz for a free, no-obligations chat.
