What Are the Common Types of Corporate Law?

A corporation can sign contracts, own property, borrow money, hire employees, and continue operating even when its ownership changes. But those powers come with rules about who controls the company, how decisions are approved, what shareholders can expect, and when directors or owners may face liability. Understanding the types of corporate law makes those rules easier to navigate.

This subject is relevant not only to large public companies. Startups, family businesses, professional practices, and other closely held Massachusetts companies encounter corporate-law questions when they form an entity, admit a new owner, raise capital, resolve an ownership dispute, acquire another business, or plan for succession.

At Berluti McLaughlin & Kutchin LLP, we help Massachusetts businesses understand how these rules affect real-world decisions. The following overview is designed to explain the subject clearly before a business owner decides whether legal assistance is necessary.

You can reach our lawyers by calling 617-557-3030.

What Are the Main Types of Corporate Law?

Corporate law governs the creation, internal operation, financing, restructuring, and dissolution of corporations and certain other business entities. The different types of corporate law address distinct stages and relationships within that lifecycle, from selecting an ownership structure to protecting shareholder rights during a merger.

In Massachusetts, corporations are principally governed by the Massachusetts Business Corporation Act, M.G.L. c. 156D. LLCs are governed by a separate statute, the Massachusetts Limited Liability Company Act, M.G.L. c. 156C. Federal securities, employment, tax, intellectual-property, and industry-specific laws may also apply.

Corporate Law vs. Business Law

Corporate law and business law overlap, but they are not identical. Business law is a broader field and includes many legal issues arising from commercial activity, such as contracts, employment relationships, consumer protection, taxation, real estate, and regulatory compliance.

Corporate law focuses more narrowly on the entity itself: how it is formed, owned, governed, financed, combined with another company, or dissolved. Questions about issuing shares, electing directors, approving a merger, or enforcing a shareholder agreement are primarily corporate-law matters. A wage dispute involving the same corporation would generally fall under employment law.

The distinction is not absolute. A corporate acquisition, for example, may require analysis of contracts, employment obligations, intellectual property, taxes, and environmental liabilities. Those subjects become part of the corporate transaction because they affect its structure, value, or risk. This explains why lists of corporate law examples often include legal fields that also exist independently within the broader category of business law.

Corporate Formation and Structure

Starting a company begins with selecting a business structure. Forming a business entity also requires completing legal procedures for corporate formation and structure.

The main entity options for business owners include:

• Corporation—offers a formal structure with shareholders, directors, and officers, and often supports raising capital through investors;
• Limited liability company (LLC)—provides flexibility in management and taxation while offering liability protection;
• Partnership—allows two or more individuals to share ownership, profits, and responsibilities, but may involve shared liability depending on the structure; and
• Sole proprietorship—gives one owner full control but does not provide liability protection.

An attorney can help businesses decide what type of entity best fits the company’s goals, structure, and level of risk. Ensuring the proper business structure offers liability and tax protections and safeguards smooth operations as the company grows. Lawyers help with this process by drafting documents like articles of organization, partnership agreements, bylaws, and operating agreements so they align with your business’s goals. Legal guidance helps prevent disputes, supports future growth, and creates a strong foundation for the business.

Massachusetts law treats corporations and LLCs differently. Chapter 156D supplies the primary framework for business corporations, including their articles of organization, shares, boards, shareholder meetings, mergers, and dissolution. Chapter 156C addresses LLC matters such as certificates of organization, management authority, member interests, distributions, mergers, and winding up.

An LLC operating agreement is particularly important for a closely held business. It can define voting power, management responsibilities, profit distributions, ownership-transfer restrictions, buyout procedures, and what happens if an owner dies, becomes disabled, or wants to leave. Without careful provisions, owners may discover that they have different expectations only after a disagreement occurs.

Corporate Governance and Fiduciary Duties

Corporate governance determines who has authority to make company decisions and how that authority must be exercised. Shareholders generally elect directors and vote on certain fundamental matters. Directors oversee the corporation’s affairs, while officers handle its daily operations. Articles of organization, bylaws, shareholder agreements, board resolutions, and corporate policies help define these relationships.

Governance law also addresses the fiduciary duties owed by directors and officers. These commonly include the duties of care and loyalty. The duty of care requires informed, appropriately considered decision-making. The duty of loyalty generally requires corporate leaders to put the company’s interests ahead of undisclosed personal interests and to address conflicts fairly.

Massachusetts law requires directors to act in good faith, with the care a person in a similar position would reasonably consider appropriate, and in a manner they reasonably believe serves the corporation’s best interests. The statute also identifies circumstances in which directors may rely on officers, employees, attorneys, accountants, and board committees. 

Fiduciary obligations can be especially significant in a closely held company, where a small number of people may simultaneously serve as shareholders, directors, officers, and employees. Decisions about compensation, distributions, employment, access to information, or a proposed buyout can therefore affect both company governance and the personal interests of the participants.

Corporate lawyers help document decisions, establish approval procedures, evaluate conflicts of interest, and maintain records showing how directors reached significant decisions. Sound governance is not merely an administrative exercise. It reduces uncertainty about authority and can help prevent disputes among owners.

Shareholder Rights

Corporate law defines both the authority and the protections associated with share ownership. Depending on the company’s governing documents and the class of shares held, shareholder rights may include voting for directors, voting on mergers or other major transactions, receiving lawful distributions, and obtaining specified company records.

Massachusetts shareholders have statutory inspection rights. Some corporate records may be inspected upon proper written notice, while access to additional records generally requires a good-faith demand for a proper purpose connected to the requested materials. These rights cannot simply be eliminated through the corporation’s articles or bylaws. 

Shareholder agreements can provide further protection in closely held corporations. They may address voting arrangements, restrictions on transfers, buy-sell procedures, valuation methods, succession, and methods for resolving deadlock.

Limited Liability and Piercing the Corporate Veil

A central feature of corporations and LLCs is that owners ordinarily are not personally responsible for the entity’s debts merely because they hold shares or membership interests. Massachusetts statutes expressly recognize limited liability for corporate shareholders and LLC members. 

Limited liability is not permission to misuse an entity. In exceptional circumstances, a court may “pierce the corporate veil” and treat an owner or affiliated company as responsible for corporate obligations. Massachusetts courts consider the overall relationship and conduct involved, including factors such as pervasive control, intermingled assets, inadequate records, thin capitalization, and use of the entity to promote fraud or injustice. The doctrine is highly fact-specific, and control alone does not automatically create personal liability.

Maintaining separate accounts, accurate financial records, appropriate approvals, and clear contracts made in the entity’s name helps demonstrate that the company operates as a genuine legal entity.

Mergers and Acquisitions

Mergers and acquisitions (M&A) cover the legalities of merging with or acquiring other companies. M&A transactions involve:

• Due diligence. In corporate mergers, attorneys review financial records, contracts, liabilities, and potential risks to identify issues before the deal closes. This process helps buyers understand what they are acquiring and helps sellers address concerns early.
• Valuation. Determining the company’s value involves analyzing assets, revenue, and future growth potential. Legal guidance helps ensure the valuation reflects both financial realities and legal risks.
• Negotiation. Attorneys help structure the terms of the deal, including purchase price, representations, warranties, and post-closing obligations. Clear terms reduce the likelihood of disputes after the transaction. 
• Regulatory compliance. Transactions must comply with state and federal laws, including antitrust requirements. Attorneys help navigate these rules to avoid delays, penalties, or blocked deals. 

A lawyer’s job during mergers and acquisitions is to evaluate a company’s financial health, existing contracts, liabilities, and other factors that could impact the deal. These transactions often involve complex negotiations and significant financial risk. Legal guidance is critical at every stage of an M&A transaction.

Employment Law

Employment law covers many corporate employment issues, including hiring practices, workplace safety, wages, and anti-discrimination policies. An employment lawyer can help companies craft legally sound:

• Employment contracts, 
• Non-compete clauses, and 
• Employee handbooks. 

Examples of corporate law in the employment sector include implementing non-compete agreements, which prevent former employees from competing with the employer for a certain period.

Employment law also governs how businesses manage employees throughout the employment lifecycle, from hiring to termination. This includes compliance with wage and hour laws, employee classification (such as employee vs. independent contractor), and workplace policies that meet state and federal requirements.

Attorneys can help businesses respond to internal complaints, disciplinary actions, and terminations. Clear documentation and consistent practices can reduce the risk of disputes and help protect the company if a claim arises. 

In Massachusetts, employment laws can change over time. In particular, laws related to non-compete agreements and employee protections change frequently. Ongoing legal guidance helps businesses stay current and adapt policies as needed.

Contract Law

Contract law is one of the most common types of corporate law. Companies routinely enter into contracts with suppliers, customers, employees, independent contractors, and others in connection with their business. Contract law governs how these agreements are created, enforced, and interpreted. 

A well-drafted contract clearly defines each party’s responsibilities, timelines, payment terms, and what happens if something goes wrong. Contract lawyers help ensure that these contracts accurately set forth the terms of the agreement, protect against risk, and comply with applicable law.

Attorneys can also help businesses identify potential risks before signing an agreement. This may include reviewing unclear language, addressing one-sided terms, or adding protections, such as limitation-of-liability clauses or dispute-resolution provisions.

Lawyers can assist when disputes arise. They interpret contract terms, advise on next steps, and help resolve issues through negotiation, mediation, or legal action.

Strong contracts do more than document an agreement. They help prevent misunderstandings, reduce disputes, and provide a clear path forward if a problem occurs.

Compliance and Regulatory Law

Depending on the industry, compliance and regulatory law cover many areas, from environmental regulations to data privacy laws. For instance, a compliance and regulatory lawyer can help energy companies comply with federal, state, and local environmental regulations to avoid penalties such as hefty fines, legal challenges, shutdowns, and reputation damage.

Attorneys help businesses translate these rules into practical steps. They can update policies, handle required filings, and address licensing or reporting obligations. This support helps companies stay organized and avoid gaps that could lead to violations.

If a compliance issue arises, legal counsel can guide the response. They can communicate with regulators and help resolve the matter while limiting disruption to the business.

Securities Law

Securities law governs the issuance, buying, and selling of securities such as stocks and bonds. Companies seeking to raise capital through public or private offerings need to understand this area of law in particular.

Corporate law examples of securities law would be lawyers helping companies prepare for an initial public offering (IPO).

A lawyer can help companies register with the Securities and Exchange Commission (SEC) and disclose financial statements, risks, and other material information, allowing potential investors to make informed decisions.

Securities law also applies to private fundraising. Even when a company is not publicly traded, it must follow rules about how it offers ownership interests and communicates risks to investors.

Attorneys help structure these transactions, draft offering documents, and guide companies through compliance requirements. This support helps businesses raise capital while avoiding violations that could lead to penalties or investor disputes.

Clear and accurate disclosures also build trust with investors, which can support future growth and funding.

Venture Capital and Corporate Finance

Corporate finance concerns how companies obtain and structure capital. For a closely held company or startup, this may involve founder equity, preferred shares, convertible notes, loans, equity incentives, or an outside venture-capital investment.

Venture financing requires more than agreeing on a valuation. The parties may negotiate voting rights, board seats, liquidation preferences, anti-dilution provisions, information rights, and restrictions on future transactions. Attorneys also evaluate whether the offering must be registered or qualifies for an exemption under federal and state securities laws. The SEC provides an overview of the principal exempt offering pathways for small businesses.

These arrangements can affect control as much as funding. Founders should understand not only how much capital the company will receive, but also which decisions investors may influence after the transaction closes.

ESG and Evolving Governance Issues

Environmental, social, and governance considerations increasingly intersect with corporate governance, financing, contracting, and risk management. ESG is not one universal body of law with identical requirements for every company. A business’s obligations may depend on its industry, location, public-company status, contractual commitments, investor expectations, and the jurisdictions in which it operates.

Corporate counsel may help a company determine who oversees environmental or workforce risks, whether public statements are adequately supported, and how the company documents its decision-making. Because disclosure requirements and regulatory policies continue to change, businesses should avoid treating voluntary goals, contractual promises, and legally mandated disclosures as interchangeable.

Intellectual Property Law

Intellectual property (IP) law safeguards intangible assets, such as patents, copyrights, and trademarks. An IP lawyer helps to protect a company’s innovations, branding, and creative works from unauthorized use.

Common types of intellectual property include:

• Patents—protect inventions, processes, or technologies from being used without permission;
• Trademarks—protect brand names, logos, and other identifiers that distinguish a business;
• Copyrights—protect original works such as written content, software, and creative materials; and
• Trade secrets—protect confidential business information like formulas, strategies, or client lists.

Examples of corporate law in an IP context might include a tech company patenting a new algorithm. An IP lawyer can help secure patents and prevent competitors from copying its technology.

Strong IP protection helps businesses maintain their competitive advantage and long-term value. An attorney can help identify what needs protection, register those rights, and take action if someone uses them without permission. 

Business Disputes and Litigation

Businesses do not always run smoothly. Disputes can arise between partners, shareholders, or third parties.

Common issues include:

• Breach of contract—when one party fails to meet agreed terms;
• Shareholder disputes—disagreements over control or financial decisions; and
• Partnership conflicts—disputes over management or business direction.

Attorneys help resolve these disputes through negotiation, mediation, or litigation. Early legal guidance can help protect the business and reduce long-term damage.

What Do Corporate Lawyers Actually Do?

A corporate lawyer’s daily work varies with the company and the transaction. Much of it takes place outside a courtroom. Common responsibilities include:

• Advising founders about entity and ownership structures;
• Drafting bylaws, operating agreements, shareholder agreements, and board resolutions;
• Preparing materials for board or shareholder approval;
• Reviewing commercial contracts and financing documents;
• Conducting due diligence for an investment, acquisition, or sale;
• Identifying governance, fiduciary duty, and disclosure concerns;
• Negotiating ownership transfers and buyouts;
• Coordinating with tax, employment, intellectual-property, and regulatory counsel; and
• Helping businesses maintain records and respond to ownership disputes.

Transactional attorneys concentrate on planning, documents, negotiations, and compliance. Corporate litigators address disputes involving ownership, control, fiduciary duties, contracts, and failed transactions. Some matters require both perspectives—for example, when attorneys negotiate a shareholder buyout against the possibility of litigation.

Why Choose BMK for Your Corporate Law Needs?

We recognize the intricate legal challenges your businesses face. Our devoted attorneys and professional staff are committed to providing you with excellent client service, technical skills, and personalized attention that will help those businesses thrive. 

Here are just a few ways we differ from other firms:

• We understand your unique needs. We tailor our services to your business’s specific requirements and to the owners and executives who run them.
• We offer practical advice and planning. Our team provides practical advice and planning tips so you can anticipate and avoid problems before they occur, ensuring smooth business operations.
• We offer sensible solutions for unexpected situations. We help you troubleshoot and devise practical solutions when facing unforeseen challenges.

Contact us today to learn how we can support you and your business endeavors, ensuring you’re well-equipped to handle all corporate law challenges. We’ll build a solid legal foundation safeguarding your company’s success.

Practicing Attorneys

John McLaughlin

Kerry Northup

Frequently Asked Questions

Why Is Corporate Law Important for Businesses?

The above corporate law types provide the legal framework that guides how a business operates, makes decisions, and manages risk. It helps protect owners, investors, and the company by setting clear rules for governance, contracts, and compliance.

What Laws Regulate Corporations?

Corporations are primarily governed by state laws, such as the Massachusetts Business Corporation Act. They are also governed by federal laws that regulate areas like securities, employment, and taxation.

What Are the Main Types of Corporate Law?

The main areas of corporate law include entity formation and governance, mergers and acquisitions, securities regulation, employment and labor law as it applies to corporations, intellectual property protection, commercial contracts, and corporate finance. For privately held businesses, the most frequently engaged areas are entity formation and governance, shareholder agreements, business succession planning, and commercial dispute resolution. Each area involves distinct legal frameworks and requires attorneys with specific practice experience to advise effectively.

What Is the Difference Between Business Law and Corporate Law?

Business law is the broader category, covering the full range of legal issues that arise when individuals and entities engage in commercial activity, including contracts, employment, tax, and regulatory compliance. Corporate law is a subset of business law focused specifically on the formation, governance, operation, and dissolution of corporations, including fiduciary duties of directors and officers, shareholder rights, and corporate transactions such as mergers and acquisitions. In practice, most business law firms work across both disciplines, since corporate governance questions often arise in the context of broader business relationships and disputes.

What Are Examples of Corporate Law in Practice?

Corporate law in practice includes drafting and negotiating shareholder agreements, operating agreements for LLCs, buy-sell agreements, employment agreements for executives, and non-compete and non-disclosure provisions. It also covers advising boards on fiduciary duty obligations, conducting due diligence in acquisition transactions, structuring equity compensation plans, and representing companies in shareholder disputes or breach of fiduciary duty litigation. For closely held Massachusetts businesses, corporate law often intersects with estate planning, as ownership structures affect both business succession and personal tax planning.

Do I Need a Corporate Lawyer for a Small Business in Massachusetts?

Even small businesses benefit significantly from corporate law advice, particularly at the formation stage when decisions about entity type, ownership structure, and governance documents shape the legal and tax landscape of the business for years to come. Many small business disputes, including partner conflicts, shareholder deadlocks, and breach of contract claims, arise from inadequate or ambiguous agreements drafted at the outset. A corporate attorney who understands the practical realities of closely held businesses can help structure documents that prevent disputes and, when disputes arise, provide experienced representation to protect the owner’s interests.

Do I Need a Corporate Lawyer or a Business Lawyer for My Massachusetts Company?

It depends on the issue rather than the company’s size. A corporate lawyer typically handles entity formation, ownership, governance, financing, shareholder relationships, mergers, and dissolution. A business lawyer may handle a broader range of matters, including commercial contracts, employment issues, leases, and regulatory concerns. Because these subjects frequently overlap, many Massachusetts attorneys practice both corporate and business law. The important question is whether the attorney has experience with the specific entity, transaction, or dispute at issue.

Which Types of Corporate Law Apply to Closely Held Businesses and LLCs in Massachusetts?

Closely held businesses commonly encounter issues such as entity formation, governance, fiduciary duties, owner agreements, financing, ownership transfers, succession, mergers and acquisitions, and business disputes. Massachusetts corporations operate primarily under M.G.L. c. 156D, while LLCs operate under M.G.L. c. 156C and their operating agreements. Although an LLC is not technically a corporation, many corporate-law services, such as structuring ownership, documenting management authority, raising capital, and planning a buyout, also apply to LLCs.

What Does a Corporate Lawyer in Boston Actually Do Day to Day?

A Boston corporate lawyer may draft an operating agreement in the morning, review an acquisition target’s contracts and liabilities later that day, and then advise a board about approving a financing or addressing a conflict of interest. Other work includes negotiating investment documents, preparing written consents, reviewing shareholder rights, maintaining corporate records, and coordinating with accountants or specialized counsel. The work is generally preventive and transactional, although corporate lawyers may also help resolve ownership and governance disputes.

Take the Next Step with BMK

At BMK, we provide businesses with peace of mind. Our commitment to excellence is evidenced in our various accolades, including being ranked “Best Law Firm’s” Best Lawyers in 2024 and TopVerdict.com’s “Top 100 Jury Verdicts for Labor & Employment Law.”

But that’s not all; our attorneys have garnered honors such as Best Lawyers in America, “Ones to Watch,” Massachusetts Super Lawyer, and Boston’s Top-Rated AV Preeminent Rated Lawyers.

With our comprehensive understanding of corporate law and over 110 years of combined experience, our devoted attorneys are here to earn your trust and guide you through every legal challenge. Contact BMK Legal today to learn how we can become your trusted partner.

Legal References Used to Inform This Page

To ensure the accuracy and clarity of this page, we referenced official legal and other resources during the content development process:

• Massachusetts Business Corporations Act, Mass. Gen. Laws, ch. 156D.
• Massachusetts Limited Liability Company Act, M.G.L. c. 156C
• Massachusetts Department of Revenue, Choose Your Business Structure.
• Mass. Gen. Law. c. 156D, § 8.30 – General standards for directors
• Mass. Gen. Law. c. 156D, § 16.02- Inspection of records by shareholders 
• Mass. Gen. Law. c. 156D, § 6.22 – Liability of shareholders 
• Mass. Gen. Law. c. 156C, § 22 – Debts, obligations, and liabilities of limited liability
• U.S. Securities and Exchange Commission – Exempt offering pathways for small businesses
• U.S. Securities and Exchange Commission, Initial Public Offerings.
• U.S. Securities and Exchange Commission, Filing a Registration Statement.
• World Intellectual Property Organization, What is Intellectual Property.

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