Incorporation vs. Sole Proprietorship, Consider this Before Opening a Private Dental Hygiene Practice

One of the earliest  and most important  business decisions an Independent Dental Hygienist (IDH) will make is choosing a legal business structure. In Canada, most hygienists opening a private practice will operate either as a sole proprietor or as an incorporated business.

There is no one-size-fits-all answer. The right choice depends on your goals, income expectations, risk tolerance, administrative capacity, and stage of business growth.

Below is a practical overview of the pros, cons, and key considerations of each option  specifically through the lens of an Independent Dental Hygienist.

****This article is an overview and for educational purposes only and does not replace advice from an accountant or lawyer.*****

Sole Proprietorship

A common starting point for new Independent RDHs

A sole proprietorship is the simplest and most cost-effective way to begin operating a private practice. The business and the individual are legally the same entity.

 Pros of a Sole Proprietorship

1. Simple and inexpensive to set up
Registering as a sole proprietor is straightforward and low cost. This is appealing for RDHs starting with limited overhead, such as mobile practices or part-time operations.

2. Minimal administrative burden
There are fewer reporting requirements, no corporate tax filings, and less bookkeeping complexity  allowing you to focus on patient care and building your practice.

3. Direct access to all income
Business income flows directly to you personally, with no need for dividends or payroll structures.

4. Easier personal tax filing
Business income is reported on your personal tax return, simplifying year-end accounting.

5. Ideal for early-stage or lower-revenue practices
For hygienists testing the waters of independence or working limited hours, this structure often makes the most sense initially.

Cons & Considerations of a Sole Proprietorship

1. Personal liability exposure
There is no legal separation between you and the business. While professional liability insurance is essential, personal assets may still be exposed to business-related claims or debts.

2. Limited tax planning flexibility
Income is taxed at your personal marginal rate, which may become less efficient as your earnings increase.

3. Less perceived formality
Some partners, lenders, or institutions may view sole proprietorships as less established compared to incorporated businesses.

4. Harder to separate personal and business finances
Clear boundaries are possible but require discipline, especially as revenue grows.

Incorporation

A structure often considered as practices grow

Incorporation creates a separate legal entity (a corporation) that operates the business. The RDH becomes a shareholder, director, and often an employee of the corporation.

 Pros of Incorporation

1. Limited liability protection
Incorporation creates legal separation between you and the business. While professional responsibility remains personal, corporate structure can help protect personal assets from certain business liabilities.

2. Potential tax advantages
Corporations may benefit from lower small business tax rates, allowing income to be retained within the company and reinvested or paid out strategically.

3. Greater income-splitting and planning options
Depending on your situation and current tax rules, incorporation can offer flexibility in how and when income is paid (salary vs. dividends).

4. Enhanced professional credibility
Incorporation can increase perceived legitimacy when dealing with financial institutions, vendors, and collaborative partners.

5. Easier long-term growth and succession planning
If you plan to expand, hire, or eventually sell your practice, a corporate structure can make transitions smoother.

Cons & Considerations of Incorporation

1. Higher setup and ongoing costs
Legal incorporation fees, annual filings, corporate tax returns, and accounting costs are significantly higher than a sole proprietorship.

2. Increased administrative responsibilities
Record keeping, payroll, dividends, and compliance requirements add time and complexity.

3. Not always tax-efficient at lower income levels
If your practice income is modest, incorporation may offer little to no tax advantage  and could cost more than it saves.

4. Less flexibility with personal access to funds
Money earned by the corporation belongs to the corporation until it is paid out through structured compensation.

Key Questions Independent RDH's Should Ask Themselves

Before deciding, consider the following:

• How much revenue do I realistically expect in the next 1–3 years?

• Am I working part-time, full-time, or building toward expansion?

• Do I want simplicity right now or long-term tax planning flexibility?

• What is my comfort level with administration and bookkeeping?

• Do I plan to hire, expand services, or sell my practice in the future?

• Have I spoken with an accountant who understands healthcare professionals?

A Common Path: Start Simple, Grow Strategically

Many Independent Dental Hygienists begin as sole proprietors and transition to incorporation once their income, risk exposure, or growth plans justify the change. This staged approach allows you to:

• Keep startup costs low

• Learn the business side of practice ownership

• Incorporate when it becomes financially and strategically beneficial

There is no “right” timeline only the one that fits your goals.

Choosing between sole proprietorship and incorporation is not just a legal or tax decision — it’s a strategic one. As an Independent Dental Hygienist, your practice structure should support your vision, protect your wellbeing, and allow you to grow sustainably.

Surround yourself with advisors who understand independent dental hygiene, not just small business in general. With the right structure in place, you can focus on what matters most: providing excellent preventive care and building a practice aligned with your values.

Lastly, before setting out on this adventure talk to legal and accounting professionals with experience in this or a related field.