Limited vs Unlimited Company in Hong Kong: Full Comparison

Q: Should I register a limited or unlimited company in Hong Kong?

For most founders, a limited company is the safer default. It protects your personal assets, is what banks and most B2B clients expect, and is the only structure that can take on investors later. An unlimited company can make sense if you're a solo consultant with low liability exposure and profits will stay under HK$2 million a year — but that is a narrower case than most founders assume.

Q: Can I convert an unlimited company into a limited company later?

No — Hong Kong's Companies Ordinance has no direct conversion mechanism. You would need to deregister the unlimited company (1–2 months, requiring an Inland Revenue no-objection notice) and incorporate a new limited company from scratch, at roughly HK$5,000–10,000 in combined fees. You also lose your original registration date, and contracts, bank accounts and business relationships all need re-establishing under the new entity. If there's any chance you'll want a limited company within two years, it's usually cheaper to start limited.

Q: Does an unlimited company need an audit?

No. Unlimited companies are not required to conduct a statutory audit, though you must still keep proper accounting records and file profits tax annually. Limited companies must conduct an annual audit — this applies even to dormant companies since 2023 — and it is the main driver of a limited company's higher ongoing cost.

Q: Can an unlimited company open a Hong Kong bank account?

Yes, but it's generally harder than for a limited company. Some banks are more cautious about unlimited companies because there's no separate legal entity shielding the owner, and account-opening criteria can be stricter. If a bank account with a major institution matters to your business, a limited company usually gives you a smoother path to approval.

Q: What's the tax difference between limited and unlimited companies?

Unlimited companies pay a lower profits tax rate: 7.5% on the first HK$2 million of profits and 15% above that. Limited companies pay 8.25% on the first HK$2 million and 16.5% above that. The gap only matters once your profits are meaningfully positive — for a pre-revenue or low-margin business, it isn't a deciding factor.

The first real decision every Hong Kong founder faces — compared side by side, with a clear recommendation.

Two structures, one register. An unlimited company (sole proprietorship or partnership) costs less to start and file, but leaves your personal assets exposed. A limited company costs more upfront and carries an annual audit, but protects you personally — and it's the structure banks, investors and most business partners expect. Here is the full comparison.

Full comparison

Aspect	Unlimited	Limited
Legal status	No separate legal person	Separate legal entity
Liability	Unlimited — personal assets at risk	Limited to capital contribution
Setup cost	HK$2,950	HK$4,795
Annual maintenance	HK$2,350/yr (BR renewal only)	HK$1,100 secretary + HK$2,350 BR + HK$105 Annual Return
Audit	Not required	Required annually
Annual Return	Not required	Required; publicly disclosed
Company secretary	Not required	Mandatory, continuous
Profits tax — first HK$2m	7.5%	8.25%
Profits tax — above HK$2m	15%	16.5%
Privacy	High — no financial disclosure	Lower — public records
Bank account	Banks can open accounts, but approval is generally harder than for a limited company	Standard; better acceptance
Raising investment	Not viable	Yes — shares are transferable

Estimate your Year 1 cost

Pick a structure and see your estimated Year 1 cost, built from real prices.

I need a registered office / virtual office address (+HK$1,150/yr)Bundle first-year bookkeeping, audit placement and profits tax filing into the limited company plan

Estimated Year 1 total

HK$4,795

Basic Plan. Audit is still mandatory — typically HK$3,000–8,000/yr, quoted separately.

Estimates only. Bookkeeping and audit fees ultimately depend on your transaction volume and turnover.

See Bookkeeping & Tax pricing

Unlimited may suit you if

You're a solo professional or consultant with low liability exposure

Privacy matters — you don't want financials on public record

You're testing an idea and want the lowest possible cost of failure

Profits will stay under HK$2 million a year, where the 7.5% vs 8.25% tax edge applies

It's a family business with no external stakeholders

You genuinely won't need outside capital or a major bank relationship

Limited is the safer default if

You'll take on debt, investors, or a business partner you don't fully know

Your business carries liability exposure — products, employees, professional advice

You need credible banking with a major institution

Clients or suppliers expect to contract with a company, not an individual

There's any realistic path to financing, a new shareholder, or a listing

You want the business to survive a change of owner

Two traps to avoid

1. Unlimited liability means exactly what it says

There is no corporate veil. Creditors can pursue your personal assets — property, savings, investments — for company debts. One bad contract, one customer injury, one employment claim, and your home is in scope. What you save at setup is not compensation for that risk if the risk is real.

2. There is no conversion path

Hong Kong's Companies Ordinance provides no mechanism to convert an unlimited company into a limited one. You have to deregister — 1–2 months — and incorporate fresh, at roughly HK$5,000–10,000, losing your original registration date and potentially your bank relationship and contract continuity. If in doubt, start limited.

Our recommendation

For most founders, start limited. The setup premium over an unlimited company is a few thousand dollars; getting the structure wrong later costs a deregistration, a fresh incorporation, and two months. If cost is the only thing holding you back, our Complete Plan (HK$9,895) already bundles first-year company secretary service, bookkeeping and audit placement — so the real annual gap between the two structures is smaller than the headline numbers suggest.

Ready to register?

Most founders should start limited. See the plans below, including the bundle that covers your first year of compliance.

See Limited Company plans Read about Unlimited Company

FAQ

Should I register a limited or unlimited company in Hong Kong?

For most founders, a limited company is the safer default. It protects your personal assets, is what banks and most B2B clients expect, and is the only structure that can take on investors later.

An unlimited company can make sense if you're a solo consultant with low liability exposure and profits will stay under HK$2 million a year — but that is a narrower case than most founders assume.

Is an unlimited company actually cheaper once you add up the full year?

At setup, yes — HK$2,950 versus HK$4,795. Annually, an unlimited company saves mainly on the audit, which typically runs HK$3,000–8,000 a year and is not required for unlimited companies.

But our Complete Plan for a limited company (HK$9,895) already bundles first-year secretary service, bookkeeping and audit placement, which narrows that gap considerably in year one — and a limited company avoids the deregistration cost if you ever need to switch.

Can an unlimited company open a Hong Kong bank account?

Yes, but it's generally harder than for a limited company — some banks are more cautious about unlimited companies since there's no separate legal entity shielding the owner, and account-opening criteria can be stricter.

If a bank account with a major institution matters to your business, a limited company usually gives you a smoother path to approval.

Can I convert an unlimited company into a limited company later?

No — Hong Kong's Companies Ordinance has no direct conversion mechanism. You would need to deregister the unlimited company (1–2 months, requiring an Inland Revenue no-objection notice) and incorporate a new limited company from scratch, at roughly HK$5,000–10,000 in combined fees.

You also lose your original registration date, and contracts, bank accounts and business relationships all need re-establishing under the new entity. If there's any chance you'll want a limited company within two years, it's usually cheaper to start limited.

Does an unlimited company need an audit?

No. Unlimited companies are not required to conduct a statutory audit, though you must still keep proper accounting records and file profits tax annually.

Limited companies must conduct an annual audit — this applies even to dormant companies since 2023 — and it is the main driver of a limited company's higher ongoing cost.

What's the tax difference between limited and unlimited companies?

Unlimited companies pay a lower profits tax rate: 7.5% on the first HK$2 million of profits and 15% above that. Limited companies pay 8.25% on the first HK$2 million and 16.5% above that.

The gap only matters once your profits are meaningfully positive — for a pre-revenue or low-margin business, it isn't a deciding factor.