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In 2024, 21 million business owners-to-be filed new business applications. However, the application is just the beginning. There are many options to consider when opening a business, but there is only one right answer for structuring your entity. Each entity structure has different benefits and requirements that can either catalyze your success or complicate your growth.
Entities’ structures imbue your organizations with a distinct character, not to mention determine how much it pays in taxes, who is liable for different legal aspects, how and when you can raise money and even what documents are required to be compliant in running the business. While the business entity structure is not the only determinant in these processes — location, stakeholders and industry all play key roles as well — it is the most important.
This guide is not intended as advice to help you establish your business. Instead, it offers a jumping-off point for the larger conversation you should be having about how to structure your business, including:
An entity structure refers to the way an organization or business is organized. The structure an organization chooses at inception dictates its legal obligations, financial operations, tax burdens, operational processes and strategic planning.
All entity structures have distinct features across seven components:
Sole proprietorships are one of the most common entities in the U.S.; individually owned businesses have tripled since the 1980s while the number of traditional corporations has shrunk. This is because, in many ways, a sole proprietorship is the most uncomplicated option for opening a business.
It is best for small businesses with only one interested party running the operation. It is the most common business entity structure and tends to involve the least amount of paperwork. These businesses can be owned jointly by a single individual or a married couple. The main drawback is that there is no separation of the owner from the liability of the business, meaning that the owner is responsible for any legal or financial penalties levied on the business and taxes.
Partnerships involve two or more individuals who agree to be liable for the losses of or share in the profits of a business venture. Without getting too technical, there are generally four types of partnerships.
If you expect to have many passive investors, one of the limited partnership options (LP, LLP, LLLP) is the best option here. The main benefit of a partnership is that the taxes on any profits or losses are 'passed through' to the individual owners, and when they file their individual tax returns, they report the income there. This means more profits upfront.
Limited liability companies (LLCs) and professional limited liability companies (PLLCs) are the intermediate steps between a partnership and a corporation. They offer both the 'pass-through' taxation that is so beneficial in partnerships and the greater liability protection that exists in corporations.
There are certain drawbacks to this, as these organizations are, depending on jurisdictional law, mandated to dissolve upon the death of a partner. PLLCs are a special form of LLCs for professionals such as doctors or dentists.
A corporation is the most complex business entity structure we have discussed so far and, as such, the most expensive to arrange. Legally speaking, corporations are entirely separate from their investors. This engenders an incredible degree of protection in terms of liability for those who create the corporation. Still, it also means more tax and regulatory issues to deal with.
Corporations are responsible for their own debts, and thus, the owners assume no risk to their personal assets. The costs associated with a corporation are mainly due to operations and taxes. Business operations involve a much heavier load of accounting and regulatory/compliance resolution, as they are incorporated within a certain state and must navigate the laws of that state.
The burden of taxation on corporations is much higher because corporations must pay taxes, and the profits paid to shareholders are also taxed on their individual tax returns. Depending on the corporation’s structure, sometimes individual taxation can be avoided by paying profits as salaries, as corporations are not required to pay taxes on profits distributed as reasonable compensation. However, given how the Internal Revenue Service (IRS) defines 'reasonable,' these are muddy waters and should be navigated with the help of a legal expert.
There are two types of corporations:
How you structure your business significantly influences various aspects of how the organization operates and its ability to succeed. Choosing a structure that will propel your business forward is essential, and it’s not always easy.
Your goal is to find a “just right” structure that offers you a balance of freedom to grow your business and the structures to remain competitive in your industry landscape. As a result, entity structure is crucial to:
Entity structure determines which laws you must follow and taxes you must pay. Regulatory obligations like the U.S.’s Corporate Transparency Act, including required filings, compliance frameworks and governance structures, all tie back to entities’ structures.
Each entity type is also subject to a different tax treatment, which impacts how you report profits and conduct audits. Choosing the wrong entity could expose you to unnecessary legal liability or tax obligations.
Certain entities hold the business and the individuals behind it as independent entities, giving individuals limited liability protection that shields their personal assets. Liability protection reinforces internal risk management by mitigating board members’ and executives’ exposure.
This makes entity selection fundamental to your risk appetite and willingness to navigate operational complexity. Likewise, commingling personal and business finances for some entity structures leads to “piercing the corporate veil,” leaving individuals personally liable.
How do you want your entity to make decisions? Choosing the right entity is essential to having an appropriate governance framework and supportive structures in place. Governance, risk and compliance (GRC) professionals should consider that while corporate entities have strict governance frameworks, LLCs and partnerships typically offer more flexible, albeit potentially riskier, governance.
Clearly defined control structures also help delineate financial oversight, approval authority, and segregation of duties, all of which are key factors in internal controls and audit readiness.
A well-defined entity clearly defines roles and responsibilities for all stakeholders, reducing miscommunications, duplication of efforts and resource wastage. Define roles and governance protocols to improve accountability and reduce non-compliance incidents. A poorly structured entity increases the chance of overlapping responsibilities and overlooked risks.
Bookkeeping, financial reporting and audit trails can also be simpler for more streamlined entities. This may reduce the risk of material misstatements and ease audit burdens, especially for businesses that don’t yet have a dedicated finance, audit or tax professional.
Investors may feel more confident investing in some entity types over others. Setting up your entity can help you access a wider pool of funding and investment opportunities. The more transparent governance and legal structures are, the easier it will be to issue equity while complying with securities regulations.
The entity structure also affects capital structure, how returns are structured and how improvements are recorded, all of which have implications for audits and tax filings, especially in due diligence scenarios.
Some entities scale more easily than others. If growth is part of your vision, choosing the right entity at the start will streamline eventual expansions, mergers, acquisitions and more, as will adopting the right software to manage it all.
Scalable entities like C-Corps allow for easier onboarding of new stakeholders, international expansion and compliance with complex jurisdictions. This makes growth a vital consideration when choosing an entity structure, as some can accommodate evolving risk and compliance requirements better than others.
C-Corps more easily supports audit readiness in complex environments and facilitates clean financials for M&A, IPOs, and multi-state operations. Choosing the wrong structure early can create costly tax restructuring down the line.
Choosing the right entity structure is critical to your business. The structure becomes foundational to your success and sustainability and has far-reaching implications for your operations, finances and more.
As you seek to start a business, evaluate which entity structure is right for you:
Learn how AI can help you turn entity data into a strategic asset.
Choosing an entity starts with paperwork, but it will soon shape everything from how much you pay in taxes to how protected you are in a lawsuit. It’s also a critical piece of your risk management and tax strategy, and increasingly, AI-powered tools are helping founders and finance teams stay ahead by automating risk analysis, documentation and audit readiness.
Here’s how this decision-making process can play out in the real world.
Rebecca and her co-founders launched a SaaS platform, starting as an LLC for flexibility and ease. Over time, venture capital interest grew, but most institutional investors were turned off by the LLC’s pass-through taxation and ownership restrictions.
In this scenario, their CPA and GRC advisor might recommend converting to a C-corp, with a structure built for scale and the ability to issue multiple stock classes, attract global investors, and prepare for an eventual IPO. However, their CPA also noted that double taxation would be a downside, one that they could navigate with smart tax planning and deferred compensation.
They then used AI-powered entity tools to simulate scenarios like cap table changes, track compliance documentation and auto-generate audit logs — saving time and preventing costly errors during due diligence.
John has operated as a successful, independent management consultant under an LLC. He chose the LLC for its simplicity, but as his income grew, he noticed how much he paid in self-employment taxes.
The next best step would be to meet with a tax strategist, after which John might elect S-Corp status. Doing so would allow John to split his income into salary and dividends, reducing payroll tax liability.
To make a move compliantly, John would need tighter bookkeeping, regular payroll runs and more documentation. AI-driven entity management software makes it more manageable to run audits, flag anomalies and prepare quarterly reports that simplify tax season.
Three attorneys launched a boutique legal practice. An LLC would provide greater liability and financial protection for each. Still, they may choose a general partnership for its flexibility, especially if they don’t anticipate taking on debt or liability-heavy cases.
A general partnership would also include a profit-sharing model not bound by strict distribution rules. This could be an ideal fit if the partners’ risk tolerance were higher, they had the right insurance and operating agreement, and they felt protected.
Using an AI-powered dashboard would help them monitor filing deadlines, alert them to regulatory changes and maintain an audit trail for every client transaction, minimizing operational risk without adding staff.
You shouldn’t take choosing a business entity lightly. But, as your company evolves, you may find that your entity structure needs to grow with it. That’s where you can consider a restructuring or reclassification.
Restructuring means changing your legal entity type; for example, moving from an LLC to an S-Corp or converting from an S-Corp to a C-Corp. It could also involve reorganizing ownership, dissolving one entity and forming another or changing how the entity is taxed.
Here are common scenarios when it’s time to take a fresh look at your entity structure:
Pinpointing the right time to restructure or reclassify is challenging, but there are some real consequences of not making the move:
Modern AI platforms can help founders, CFOs and compliance officers zero in on the optimal time to change their entity by:
The more complex the business entity structure, the more complex the documentation. The needs of a business with many different interests across multiple industries are too much to document in the old-fashioned way, and the responsibility for finding the right solution will often fall on the corporate secretary. There is only one right answer in this predicament: a powerful entity management system that can be customized and optimized to cater to the precise needs of the business in question.
Diligent Entities, part of the Diligent One Platform, alleviates the administrative burdens of entity management. Centralize all your critical business information in a simple, secure platform accessible anywhere and tailored to help entities of all kinds visualize their structure.
Learn more about Diligent Entities and request a demo.
The four main types of business entities are:
A legal structure defines how the state organizes and recognizes your business, meaning an LLC, a C-Corp or a Partnership. It impacts your liability, governance and compliance obligations.
A tax structure determines how the IRS and state agencies tax your business income. Some legal entities, like an LLC, can elect how they are taxed as a sole proprietorship, a partnership, or an S-Corp.
Yes, you can convert from an LLC to a C-Corp. Many startups begin as LLCs for simplicity and flexibility, then convert to a C-Corp to raise venture capital, issue stock options or prepare for an IPO.
To protect your personal assets, choose a limited liability entity like an LLC, S-Corp or C-Corp. These structures create a legal separation between you and your business, shielding your personal finances from lawsuits, debts, or business liabilities.
Protection only applies if you maintain proper business practices:
AI compliance tools can help monitor risk and automate documentation, making it easier to stay protected.
The best entity structure for international operations depends on your goals, risk exposure and tax strategy. Generally:
