Starting a Tulsa business and not sure how to set it up?
Forming an LLC online with the Oklahoma Secretary of State takes about 45 minutes and $100. The reason to use a Tulsa attorney is not the filing — it is the operating agreement, the tax election, and the dozen decisions that determine whether your entity actually protects you when something goes wrong.
These 10 firms handle LLC formations, S-corp and C-corp setups, operating agreements, partnership documents, and startup counsel across the Tulsa metro and Oklahoma — from single filings and one-off matters to complex commercial transactions and litigation.
How we picked these 10: We cross-referenced peer-reviewed rankings (Best Lawyers, Super Lawyers, Chambers USA, Best Law Firms), Avvo and Justia client review patterns, state bar specialization listings, and published case results. Firms that appeared consistently across at least two independent directories made the list. We do not accept payment for placement and we do not write sponsored reviews. More on our methodology →
Tulsa office of a regional business-law firm. Helps many new Tulsa businesses launch as LLCs, with structured packages for entity selection, formation, and post-formation governance.
Why they made the list: Tulsa-focused business law practice with published startup-formation packages and transparent pricing.
Tulsa boutique with 20+ years of small-to-mid-business representation. LLC formation, corporate setup, partnership documents, and ongoing transactional work for closely-held businesses.
Why they made the list: 20+ years of Tulsa small-business representation; transparent pricing and free initial consult.
Tulsa firm handling business formation alongside tax and accounting planning. Drafts and files paperwork for LLCs, partnerships, and corporations as part of entity-selection counsel.
Why they made the list: Integrated formation, tax, and accounting work under one firm — useful for entrepreneurs without an accountant on retainer.
Tulsa boutique advising on sole proprietorships, partnerships, LLCs, and corporations. Formation work integrated with broader Tulsa business counsel.
Why they made the list: Boutique practice with broad business-counsel approach — useful for clients wanting one firm for formation plus ongoing legal needs.
30+ years of corporate and business law in Tulsa. LLC formation, corporate setup, and a notable Tulsa practice serving nonprofits and religious organizations.
Why they made the list: 30+ years of Tulsa corporate practice; deep nonprofit and tax-exempt formation experience.
Tulsa attorney offering free no-obligation initial consultations. Practice includes business formation, contract drafting, and IP work for small businesses and solo founders.
Why they made the list: Solo-friendly pricing and free initial consult; useful for first-time founders on tight budgets.
Tulsa-headquartered regional firm established 1944. Corporate practice handles entity formation for mid-market and larger businesses, often integrated with M&A and securities counsel.
Why they made the list: Chambers USA and Benchmark Litigation recognition; default for mid-market Tulsa businesses with national counsel needs.
Founded 1902; one of the largest law firms in Oklahoma with a deep corporate and securities practice. Formation work for closely-held businesses, family enterprises, and mid-market companies.
Why they made the list: One of Oklahoma's oldest and largest firms; published Fortune 500 client base.
Established 1966; 140+ lawyers across Tulsa, Oklahoma City, and other locations. Corporate and business services bench serves Fortune 500s plus small, privately-held businesses and trade associations.
Why they made the list: Established regional bench with broad client base — Fortune 500 to small Tulsa businesses; integrated corporate, tax, and litigation.
Oklahoma-based regional firm with a Tulsa office. Corporate practice handles entity formation, securities, M&A, and ongoing corporate counsel for mid-market and larger businesses.
Why they made the list: One of the largest IP and corporate benches in Oklahoma; integrated corporate, IP, and tax practice.
For a straightforward single-member or two-member LLC under $250K projected revenue — Davis Business Law, Helton Law, LaCourse Law, Urban Legal, or Kania Law will set it up properly with an operating agreement for $750–$2,500.
For a multi-member LLC with outside investors, an LLC that will hold real estate, or any entity with anticipated equity rounds — GableGotwals, Crowe & Dunlevy, Hall Estill, McAfee & Taft, or Winters & King have the bench to draft governance documents that hold up under scrutiny later.
For a nonprofit or religious organization — Winters & King has Tulsa's deepest published practice in this area. The 501(c)(3) IRS application is highly procedural and worth specialized counsel.
For an entity that needs ongoing legal counsel (monthly contract review, employment questions, vendor disputes) — Davis Business Law, Helton Law, LaCourse Law, and Kania Law offer subscription general-counsel models at boutique pricing.
Single-member LLC formation (operating agreement included): $500–$1,500 flat fee at Tulsa boutiques. $1,500–$3,500 at larger firms.
Multi-member LLC formation with custom operating agreement: $1,500–$5,000.
S-Corp election filing and supporting documents: $500–$1,500.
C-Corp formation with bylaws and stock issuance: $2,500–$7,500.
Partnership agreement (general or limited): $1,800–$6,000.
Nonprofit formation + 501(c)(3) IRS application: $3,500–$10,000+. IRS Form 1023 user fee of $600 is separate.
Subscription / fractional general counsel: $500–$3,500 per month for ongoing legal questions, contract review, and small-matter handling.
Oklahoma Secretary of State filing fee: $100 for LLC, $50 for corporation. Separate from attorney fees.
The big legal directories list hundreds of Tulsa attorneys for this work. Most are competent. A few are problematic. Watch for these patterns.
Guaranteed outcomes. No ethical attorney can promise a specific result. If a firm guarantees a court win, a tax debt cut to zero, or a perfect contract that "can never be challenged," walk away.
The disappearing partner. You meet a senior name at the intake meeting, then never speak to that person again. Your file gets handed to an unsupervised junior or a paralegal. Ask in writing who will be your day-to-day attorney and what the supervision structure looks like.
Pressure to sign on the spot. Reputable firms send you the engagement letter, give you time to read it, and let you take it home. Same-day "you have to retain us today" tactics are almost always a sign of a volume mill, not a craftsperson's practice.
No verifiable track record. The firm should be able to point to peer rankings, bar specialization, published case results, or named clients. "We have helped thousands" is marketing copy. Specific case names, transaction sizes, or third-party recognitions are evidence.
Vague fee terms. "Don't worry about cost" is a red flag. Every legitimate Tulsa lawyer will give you a written engagement letter with the fee structure, what is included, what triggers extra charges, and what happens if you terminate the relationship.
Most firms on this list offer a free or low-cost initial consultation. Use it. Bring a written list of questions and write down the answers. Compare across at least two firms before you sign anything.
Oklahoma LLC Act. Title 18, Sections 2000-2060 of the Oklahoma Statutes governs LLC formation, operation, and dissolution. The default rules are reasonable but not always what members want — the operating agreement controls.
Filing with the Oklahoma Secretary of State. Articles of organization file online or by mail with a $100 filing fee. Approval typically takes 5–10 business days for mail; immediate for online.
Annual certificate. Oklahoma LLCs must file an annual certificate with a $25 fee. Failure to file leads to administrative dissolution. Many Tulsa attorneys offer registered-agent service that includes annual-certificate reminders.
Single-member LLC tax election. By default, a single-member LLC is a disregarded entity for federal tax (taxed as sole proprietor). Most Tulsa businesses with $50K+ net should consider an S-Corp election once income justifies the payroll-administration cost.
McGirt jurisdictional considerations. Following McGirt v. Oklahoma (2020), tribal court jurisdiction over civil matters within historical reservation boundaries (which includes much of Tulsa) is a developing area. Most LLC formation is unaffected, but transactions involving tribal members or tribal land may require additional analysis.
Tulsa city sales-tax permit. Tulsa businesses selling taxable goods or services must register with the Oklahoma Tax Commission for sales-tax permits and may need a Tulsa city business license depending on the business type.
Operating agreements are not optional in practice. Oklahoma does not require an operating agreement, but lenders, investors, and partners will all ask for one. A boilerplate template is usually worse than nothing — it makes courts and counterparties think it actually fits your facts when it does not.
You can file the articles yourself with the Oklahoma Secretary of State for $100. What you cannot do well without counsel is the operating agreement, the tax election, and the dozen judgment calls (single vs. multi-member, manager-managed vs. member-managed, S-Corp election or not) that determine whether the entity actually protects you. The $500–$2,500 attorney cost is cheap insurance.
LLC is the entity. S-Corp and C-Corp are federal tax elections. Most Tulsa small businesses form an LLC and elect to be taxed as either a disregarded entity, partnership, or S-Corp depending on income and ownership.
Yes — for the mechanical filing. The operating agreement those services produce is generic and often misses tax-election, transfer-restriction, and buyout terms specific to your situation. For anything more complex than a true single-member side business, a Tulsa attorney is worth the extra cost.
Online filing: same day or next business day. Mail filing: 5–10 business days. Add 7–14 days for federal EIN and S-Corp election if applicable.
A contract between LLC members governing how the LLC is run, how profits are split, how members can leave, and how disputes are resolved. Oklahoma does not require one but you will need one for any serious business purpose, including opening a bank account or taking on investors.
Member-managed: all members participate in management. Manager-managed: one or more designated managers (who may or may not be members) run the LLC. Manager-managed is usually preferred when there are passive investors.
Yes — every Oklahoma LLC must have a registered agent with an Oklahoma street address. You can be your own registered agent, but most Tulsa attorneys offer registered-agent service for $100–$300 per year, which keeps your home address private and ensures annual-certificate compliance.
For a Tulsa business operating in Oklahoma, forming in Delaware adds a foreign-qualification fee in Oklahoma and registered-agent costs in Delaware without providing meaningful benefit. Delaware formation makes sense for VC-backed companies and some specific corporate-governance reasons; for most Tulsa LLCs it is unnecessary.
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One last thing. Choosing a lawyer is personal. Read the reviews. Call two or three firms before you sign. Ask each one the same opening question: How many matters like mine have you handled in the last three years, and what were the outcomes? The way they answer tells you almost everything. — The LawFirmSquare team
LawFirmSquare is a directory. We do not represent clients or refer cases for a fee. Editorial rankings reflect publicly available recognition and reviews and are not a substitute for personalized legal advice.