California Registered Agent Search
Find the registered agent (agent for service of process) listed on any California business entity, or look up which businesses use a particular agent.
- Free to use
- Official databases linked
- Not a government agency
Every California corporation and LLC must designate an agent for service of process — the person or company legally responsible for receiving lawsuits and official state notices on the business’s behalf. The agent’s name and address are public record. Use this guide to find an agent, understand what the role means, and know what to do if a business has no valid agent on file.
What Is a Registered Agent in California?
Every California LLC, corporation, and limited partnership must designate an agent for service of process – the person or company legally designated to receive lawsuits, subpoenas, and official government notices on the business’s behalf.
In California, the agent can be:
- An individual who lives in California and whose address is on file, or
- A registered corporate agent – a company registered with the Secretary of State specifically to act as an agent (these have a 7-digit agent number starting with a special prefix)
How to Look Up a Registered Agent
- Search the business. On bizfile Online, search the business by name or entity number.
- Open the entity record. The agent for service of process appears in the record, along with the agent’s address.
- Check the Statement of Information. The most recent SI filing shows the current agent details.
How to Search Businesses by Agent
Want the reverse – all businesses represented by one agent? Use the Secretary of State’s dedicated agent lookup:
- Open the agent search tool. The Secretary of State provides a registered agent search for corporate agents.
- Enter the agent’s name or number. Registered corporate agents have a unique agent number.
- Review the list of entities. The results show every business that designates that agent for service of process.
Why search by agent? Process servers, attorneys, and researchers use agent lookups to find where legal papers must be delivered, or to see how many entities a professional registered agent represents.
Registered Agent Rules in California
| Rule | Details |
|---|---|
| Required for | All LLCs, corporations, and limited partnerships registered in California |
| Individual agent | Must be a California resident with a physical street address (no P.O. boxes) |
| Corporate agent | Must be registered with the Secretary of State as a registered corporate agent |
| Availability | The agent must be available at the listed address during normal business hours |
| Changing agents | Done by filing an updated Statement of Information or a special agent-change filing |
Related California Business Searches
Business Records Search
Statements of Information list the agent and officers — see the full filing history.
Business Status Search
A missing or invalid agent can lead to suspension — check the entity’s standing.
What Is a Registered Agent?
Every California corporation and LLC must designate an agent for service of process — commonly called a registered agent. This is the person or company legally responsible for receiving lawsuits, subpoenas, and official state notices on behalf of the business. The agent’s name and address are public record.
The registered agent is not just a formality. If a business is sued, the court documents are delivered to the registered agent. If the agent is missing or invalid, the business may miss critical legal notices — which can lead to a default judgment against it.
Who Can Be a Registered Agent in California?
California has specific rules about who can serve as an agent for service of process:
- An individual resident of California. This can be an owner, officer, or employee, as long as they live in the state.
- A registered corporate agent. A company that is itself registered with the Secretary of State to act as an agent for other businesses.
- The business itself, in some cases. An entity can sometimes act as its own agent, but it must have a physical California address.
The agent must have a physical street address in California — a P.O. Box is not sufficient. This is because legal documents must be delivered in person.
Why a physical address matters: service of process requires hand-delivery of legal papers. A P.O. Box cannot receive hand-delivered documents, so the agent must have a real street address where someone can accept them.
How to Find a Registered Agent
- Search the business. Look up the corporation or LLC by name or entity number in the official database.
- Open the entity record. The agent for service of process is listed on the record.
- Check the Statement of Information. The most recent Statement of Information lists the current agent and address.
What the Agent Listing Shows
When you find the agent on an entity record, you will typically see:
| Field | What it tells you |
|---|---|
| Agent name | The person or company designated to receive legal papers. |
| Agent address | The physical California street address where documents are delivered. |
| Agent type | Whether the agent is an individual or a registered corporate agent. |
Why Search for a Registered Agent?
There are several practical reasons to look up a registered agent:
- To serve legal documents. If you are suing a business, you deliver the papers to its registered agent.
- To verify a business is legitimate. A valid, current agent is a sign the business is properly maintained.
- To find a point of contact. The agent address can be a way to reach the business for legal matters.
- Due diligence. A missing or invalid agent is a red flag that the business may not be in good standing.
What If a Business Has No Valid Agent?
If an entity’s registered agent is missing, outdated, or invalid, that is a serious problem. The business may miss legal notices, and it can be a sign the entity is not being properly maintained. In some cases, a missing agent can contribute to suspension.
If you are researching a business and find it has no valid agent, treat that as a caution flag. Check the entity’s status using our Business Status Search guide to see whether it is still in good standing.
Agents can change. A business can change its registered agent by filing an updated Statement of Information. Always check the most recent filing to confirm the current agent.
Registered Agent Services in California
Many businesses use a professional registered agent service instead of naming an individual. Here is why, and what to consider:
- Reliability. A professional agent is always available during business hours to accept legal documents, so the business never misses a service of process.
- Privacy. Using a registered agent service keeps the owner’s personal address off the public record.
- Compliance reminders. Many registered agent services send reminders about upcoming filing deadlines, helping the business avoid suspension.
- Multi-state coverage. If a business operates in multiple states, a national registered agent service can serve as the agent in all of them.
When you search an entity and see a company name as the agent (rather than an individual), that usually means the business uses a professional registered agent service. This is common and is generally a sign of a well-maintained entity.
Changing a Registered Agent
A business can change its registered agent at any time. The process is straightforward:
- Choose the new agent. The new agent must meet California’s requirements — a California resident or a registered corporate agent with a physical California address.
- Get the new agent’s consent. The agent must agree to serve.
- File an updated Statement of Information. The change is made by filing a new Statement of Information (SI-550 for corporations, LLC-12 for LLCs) listing the new agent.
- Confirm the change. After filing, search the entity to confirm the new agent appears on the record.
Keep it current: an outdated registered agent is a common problem. If the agent moves or stops serving, the business must update its filing. Otherwise, legal documents may not reach the business, which can lead to missed lawsuits and default judgments.
Registered Agent Requirements in Detail
California law sets specific requirements for who can serve as an agent for service of process. Here is the full picture:
- Physical presence. The agent must have a physical street address in California. A P.O. Box is not acceptable because legal documents must be hand-delivered.
- Availability. The agent must be available during normal business hours to accept service of process.
- Consent. The agent must consent to serve. Naming someone without their consent is not valid.
- Corporate agents must be registered. A company acting as a registered agent must itself be registered with the Secretary of State for that purpose.
What Happens When Service Is Delivered
Understanding the service of process flow helps you appreciate why the registered agent matters:
- A lawsuit is filed. Someone files a lawsuit against the business.
- Documents are prepared. The summons and complaint are prepared for delivery.
- Delivery to the agent. A process server delivers the documents to the registered agent at the address on file.
- The agent forwards them. The agent passes the documents to the business so it can respond.
- The business responds. The business must respond within the legal deadline, or risk a default judgment.
If the agent is missing or does not forward the documents, the business may miss the deadline and face a default judgment. This is why keeping the agent information current is critical.
Registered Agent and Privacy
Because the registered agent’s address is public, many business owners prefer to use a professional registered agent service to keep their personal or office address off the public record. This is especially relevant for:
- Home-based businesses. Using a registered agent keeps your home address private.
- Businesses with multiple locations. A single registered agent address simplifies service of process.
- Businesses that move frequently. The registered agent address stays stable even if the business moves.
When researching a business: the registered agent address is often the most reliable way to reach the business for legal matters. If you need to serve documents or send formal notice, the agent is the correct recipient.
Frequently Asked Questions
Is the registered agent search free?
Yes. Both the entity search (which shows the agent) and the dedicated agent lookup are free on the Secretary of State’s website.
Is the registered agent the owner?
Not necessarily. The agent receives legal papers; they may be an owner, an employee, an attorney, or a professional registered agent service with no ownership at all.
Can I be my own registered agent?
Yes, if you are a California resident with a physical street address where you can receive documents during business hours.
What happens if a business has no valid agent?
Maintaining a valid agent is mandatory. Failing to keep agent information current can lead to suspension and missed legal notices with serious consequences.
Can I be my own registered agent?
Yes, as long as you are a California resident with a physical street address in the state. Many small business owners serve as their own agent. The downside is that your address becomes public record and you must be available during business hours to accept legal documents.
What happens if the registered agent cannot be found?
If legal documents cannot be delivered to the registered agent, the party trying to serve may seek alternative service through the court. The business may also face suspension if the agent is invalid. A missing agent is a red flag when researching a business.
Look up a registered agent now
Free agent and entity lookup on the official Secretary of State tools.
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