{"id":100233,"date":"2026-01-01T10:00:00","date_gmt":"2026-01-01T10:00:00","guid":{"rendered":"http:\/\/llcbuddy-static-233"},"modified":"2026-01-01T10:00:00","modified_gmt":"2026-01-01T10:00:00","slug":"illinois-llc-name-search","status":"publish","type":"post","link":"https:\/\/www.trendsmosaic.com\/index.php\/2026\/01\/01\/illinois-llc-name-search\/","title":{"rendered":"Illinois LLC Name Search \u2013 How to Name Your LLC"},"content":{"rendered":"<p><img alt=\"illinois_state_seal\" class=\"img-small\" decoding=\"async\" height=\"250\" loading=\"lazy\" src=\"https:\/\/www.trendsmosaic.com\/illinois-llc\/illinois-llc-name-search\/images\/illinois_state_seal.png\" width=\"250\"\/><\/p>\n<p>Forming an LLC requires a different business name, which must be unique and adheres to the guidelines. The great thing is Illinois&#8217; Secretary of State page includes a name availability checker. Check out <a href=\"https:\/\/www.trendsmosaic.com\/llc-name-search\/\">LLC Name Search<\/a> to learn more.<\/p>\n<p>Meanwhile, if you\u2019re interested in learning more about starting an <a href=\"https:\/\/www.trendsmosaic.com\/illinois-llc\/\">Illinois LLC<\/a> or forming an LLC in general, you can check out <a href=\"https:\/\/www.trendsmosaic.com\/\">How to Start an LLC<\/a>.<\/p>\n<div class=\"toc-content toc-mobile\">\n<h4>On this page<\/h4>\n<p><a href=\"\/#how-to-name-an-llc-in-illinois\">How to Name an LLC in Illinois<\/a><a href=\"\/#how-to-do-an-illinois-llc-online-name-search\">How To Do an Illinois LLC Online Name Search<\/a><a href=\"\/#faqs\">F.A.Qs<\/a><\/div>\n<h2 id=\"how-to-name-an-llc-in-illinois\">How to Name an LLC in Illinois<\/h2>\n<p>Time needed: 5 minutes.<\/p>\n<p>There are guidelines to follow in doing an <a href=\"https:\/\/www.trendsmosaic.com\/illinois-llc\/illinois-llc-name-search\/\">Illinois LLC name search<\/a>. To learn more, check out <a href=\"https:\/\/www.trendsmosaic.com\/llc-names\/\">LLC Naming Guidelines<\/a> or read <a href=\"https:\/\/www.cyberdriveillinois.com\/publications\/pdf_publications\/c216.pdf\" rel=\"noopener noreferrer\" target=\"_blank\">Foreign LLC Application for Registration<\/a> if you&#8217;re planning to register a foreign LLC.<\/p>\n<ol>\n<li>\n<p><strong>Check Name Availability<\/strong><\/p>\n<p>Search the <a href=\"https:\/\/www.ilsos.gov\/departments\/business_services\/business_searches.html\" rel=\"noopener noreferrer\" target=\"_blank\">Business Entity Records<\/a> in Illinois&#8217; Official Secretary of State page to check if your chosen business name is available. You may also try typing your trademark, business, or domain name on any search engine to generate businesses with similar names and to ensure your trademark is unique and meets the state&#8217;s requirements.  <\/p>\n<p>Check out <a href=\"https:\/\/www.trendsmosaic.com\/how-to-file-a-dba\/\">How to File a DBA<\/a> to learn more about registering a DBA or trademark. For social media pages, use <a href=\"https:\/\/instantusername.com\/\" rel=\"noopener noreferrer\" target=\"_blank\">Social Searcher<\/a> to avoid using similar page names.<\/p>\n<\/li>\n<li>\n<p><strong>Check Domain Availability<\/strong><\/p>\n<p>If your business name is still available, you must register for a domain name using <a href=\"https:\/\/www.trendsmosaic.com\/go\/namecheap\/\" rel=\"noopener noreferrer\" target=\"_blank\">Namecheap<\/a>, <a href=\"https:\/\/www.trendsmosaic.com\/go\/gsuite\/\" rel=\"noopener noreferrer\" target=\"_blank\">Google Workspace<\/a>, or other domain name sites. So customers can easily find your business over the Internet. Use the <a href=\"https:\/\/www.trendsmosaic.com\/go\/kinsta\/\" rel=\"noopener noreferrer\" target=\"_blank\">Kinsta<\/a> app to manage your domains efficiently.<\/p>\n<\/li>\n<li>\n<p><strong>File Name Reservation<\/strong><\/p>\n<p>A Name Reservation Certificate is required along with a Certificate of Formation. You can reserve a name online, by mail, or in person with a $25 filing fee (plus tax for online).  <\/p>\n<p>File your Certificate of Formation and Name Reservation online on the <a href=\"https:\/\/www.cyberdriveillinois.com\/departments\/business_services\/home.html\" rel=\"noopener noreferrer\" target=\"_blank\">Secretary of State Online Services<\/a> page of Illinois. You may also download the <a href=\"https:\/\/www.cyberdriveillinois.com\/publications\/pdf_publications\/bca410.pdf\" rel=\"noopener noreferrer\" target=\"_blank\">pdf file<\/a> of the Name reservation form and submit it with the processing fee to the Secretary of State Department of Business Services Limited Liability Division 501 S 2nd Street, Room 351, Springfield, IL 62756.<\/p>\n<\/li>\n<\/ol>\n<p class=\"link-btn\"><a href=\"https:\/\/www.ilsos.gov\/departments\/business_services\/business_searches.html\" rel=\"noopener noreferrer\" target=\"_blank\">Check Name Availability<\/a><\/p>\n<p class=\"link-btn\"><a href=\"https:\/\/www.cyberdriveillinois.com\/departments\/business_services\/home.html\" rel=\"noopener noreferrer\" target=\"_blank\">Reserve Name Online<\/a><\/p>\n<p class=\"link-btn\"><a href=\"https:\/\/www.cyberdriveillinois.com\/publications\/pdf_publications\/bca410.pdf\" rel=\"noopener noreferrer\" target=\"_blank\">Download Reservation form<\/a><\/p>\n<h3 id=\"guidelines-to-follow-in-naming-llc\">Guidelines to Follow in Naming LLC<\/h3>\n<ul>\n<li>Use a business name with the abbreviation &#8220;LLC&#8221; or the phrase &#8220;Limited Liability Company.&#8221;<\/li>\n<li>Your decided business name must not coincide with any existing government entity. Otherwise, you might have to face legal lawsuits when filing your LLC.<\/li>\n<li>Use the LLC name availability checker to ensure your business name is unique.<\/li>\n<li>Get a license first if you plan on using restricted words to avoid any complications.<\/li>\n<\/ul>\n<p>Note that you must put adequate effort into naming your LLC because this name will be with your business for a long time. Making your LLC name unique is vital as it would prevent people from confusing your business with others, not to mention it would be easier for them to recall your business, products, or services.<\/p>\n<h2 id=\"how-to-do-an-illinois-llc-online-name-search\">How To Do an Illinois LLC Online Name Search<\/h2>\n<p>As a part of your LLC registration process, it is important to have a suitable name for your LLC in accordance with the State naming guidelines. So, when you select a name for your LLC, you also need to run a quick search on the Illinois Business Entity Search page to check whether the name is unique and there is no other business running in the State with the same name.<\/p>\n<h4 id=\"1-access-the-business-entity-search-tool-on-the-state-website\">1. Access the Business Entity Search Tool on the State website<\/h4>\n<p>The Illinois Secretary of State website offers a <a href=\"https:\/\/www.ilsos.gov\/departments\/business_services\/business_searches.html\" rel=\"noopener noreferrer\" target=\"_blank\">Business Entity Search Tool<\/a> to assist you in finalizing a name for your business LLC. This tool is helpful in deciding the uniqueness and availability of the name. Also, keep a list of backup names ready, so you can select a final name in a few attempts.<\/p>\n<p><img alt=\"\" decoding=\"async\" height=\"449\" loading=\"lazy\" src=\"https:\/\/www.trendsmosaic.com\/illinois-llc\/illinois-llc-name-search\/images\/Illinois-Name-Search-1.png\" width=\"700\"\/><\/p>\n<h4 id=\"2-run-the-search\">2. Run the Search<\/h4>\n<p>After you navigate to the Search page, you can run the search by Business name. To begin the search process, you need to enter the name in the blank space under the \u2018Entity name\u2019 heading and then click on the \u201cSearch\u201d tab after clearing the captcha.<\/p>\n<h4 id=\"perform-the-search\">Perform the Search<\/h4>\n<p>You can also conduct the search using other available options, such as Name, Keyword, or partial word. Using such filters can give you more refined results such as giving you the list of businesses running with exact names, or having similar keywords, or even a single matching word.<\/p>\n<p>While conducting the search, you can exclude usage of identifiers such as \u201cLLC\u201d to access wider results from different forms of business structures running in a similar name. Conduct thorough research of the name by using the provided filters before filing it with the Authorities. You can also refer to the \u2018Search instructions\u2019 provided on the search tool page.<\/p>\n<p>If you also wish to use a Trademark for the distinct identity of your business in the State, you can run a trademark search on the <a href=\"https:\/\/www.uspto.gov\/trademarks\/search\" rel=\"noopener noreferrer\" target=\"_blank\">Trademark Database<\/a> of the U.S. Patent and Trademark Office to see whether the chosen name is already in use by any other business entity.<\/p>\n<p>If you also plan on conducting your business online through a website, you should also check if a domain name similar to your chosen business name is available or not.<\/p>\n<h2 id=\"faqs\">F.A.Qs<\/h2>\n<details class=\"faq\">\n<summary>What is a Trade Name?<\/summary>\n<div class=\"faq-a\">\n<p>A trade name (doing business as (DBA) name) is the official name under which a proprietor or company chooses to do business.<\/p>\n<\/div>\n<\/details>\n<details class=\"faq\">\n<summary>Is having a domain name necessary?<\/summary>\n<div class=\"faq-a\">\n<p>Having a domain isn&#8217;t necessary, but it is recommended. If you have a domain name, customers will find you more accessible through online means with your online website.<\/p>\n<\/div>\n<\/details>\n<details class=\"faq\">\n<summary>What if my name is unavailable?<\/summary>\n<div class=\"faq-a\">\n<p>For domestic LLC, you can simply brainstorm for another name if the one you pick is no longer available. For foreign LLC, you must think up a &#8220;fictitious name,&#8221; which you\u2019ll use only in the state.<\/p>\n<\/div>\n<\/details>\n<h4 id=\"how-do-i-reserve-an-llc-name-in-illinois\">How Do I Reserve an LLC Name in Illinois<\/h4>\n<p>To reserve an LLC name in Illinois you need to submit a name reservation request form to the Illinois Secretary of State by mail or online by paying a filing fee of $25.<\/p>\n<p>So, how do you reserve an LLC name in Illinois? The process is relatively simple and can be done online through the Illinois Secretary of State&#8217;s website. By following a few easy steps, you can secure your business name until you are ready to officially form your LLC.  <\/p>\n<p>First, you will need to conduct a name search to ensure that your desired business name is available for reservation. Illinois law requires that all LLC names be unique and not too similar to existing business names in the state. Conduct a search on the Illinois Secretary of State&#8217;s website to check for availability. If your desired name is already in use, you will need to come up with an alternative.  <\/p>\n<p>Once you have confirmed that your chosen name is available, you can proceed with reserving it. You will need to fill out a Name Reservation Application, which can also be completed online. There is a small fee for reserving a name, but it is a worthwhile investment to protect your brand and secure your desired business name.  <\/p>\n<p>When filling out the application, you will need to provide your name, address, and contact information. You will also need to include the name you wish to reserve and the purpose for which you intend to use it. Be as detailed as possible in describing your business activities, as this will help prevent any potential conflicts with existing businesses.  <\/p>\n<p>Once your application has been submitted and approved, your LLC name will be reserved for a period of 90 days. During this time, no other business can use the name, giving you peace of mind as you prepare to officially form your LLC. If you need more time to register your business, you can request a 90-day extension for an additional fee.  <\/p>\n<p>It&#8217;s important to note that reserving an LLC name is not the same as registering your business with the state. To officially form your LLC, you will need to file Articles of Organization with the Illinois Secretary of State and pay the required fees. Reserving a name simply ensures that no one else can claim it while you prepare to register your business.  <\/p>\n<p>Overall, reserving an LLC name in Illinois is a straightforward process that can help protect your business and brand identity. By taking this important step early on, you can secure the perfect name for your company and avoid potential conflicts with competing businesses. Take the time to research and reserve your business name, and you will be on your way to forming a successful LLC in Illinois.<\/p>\n<h4 id=\"in-conclusion\">In Conclusion<\/h4>\n<p>LLC names are important as it is the main identity of your business. While naming your LLC make sure to choose the one that suits the nature of your business. Follow the naming guidelines before you start filing your LLC name<\/p>\n<div class=\"helpful\" id=\"helpfulWidget\">\n<div class=\"helpful-q\">\n<h3>Was this page helpful?<\/h3>\n<div class=\"helpful-btns\">\n<button class=\"helpful-btn\" data-v=\"yes\" type=\"button\">\ud83d\udc4d Yes<\/button><br \/>\n<button class=\"helpful-btn\" data-v=\"no\" type=\"button\">\ud83d\udc4e No<\/button>\n<\/div>\n<\/div>\n<p class=\"helpful-thanks\">\ud83d\ude4f <b>Thanks for your feedback!<\/b> It helps us keep this guide accurate.<\/p>\n<\/div>\n<div class=\"pref-src-block\">\n<div class=\"pref-src-copy\">\n<span class=\"pref-src-label\">Find LLCBuddy first on Google<\/span><br \/>\n<span class=\"pref-src-sub\">Add us as a preferred source to see our guides in Google Search, Discover &amp; AI Overviews.<\/span>\n<\/div>\n<div class=\"pref-src\" data-lang=\"en\" google-add-preferred-source-btn=\"\"><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Quickly navigate Illinois&#8217; LLC naming process with our step-by-step guide to checking name availability, domain registration, and filing requirements.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-100233","post","type-post","status-publish","format-standard","hentry","category-illinois-llc"],"_links":{"self":[{"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/posts\/100233","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/comments?post=100233"}],"version-history":[{"count":0,"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/posts\/100233\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/media?parent=100233"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/categories?post=100233"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.trendsmosaic.com\/index.php\/wp-json\/wp\/v2\/tags?post=100233"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}