Foreign registration ratings · Kentucky
3 Best Foreign Registration Services in Kentucky (2026)
1. KY Registered Agent.org: best for adding Kentucky and nothing else
$199 for the service, plus state fees, then $99 a year for the agent
KY Registered Agent.org is rated first: the Kentucky registration at $199, first agent year included, then $99 yearly.
The plan lists an in-state street address as the registered office and scans papers served there into your account.
Its three-year sum is under Mainstay Filing's, which scores well on cost.
What you get
- Registration prepared and filed
- A year of registered agent service at the start
Pros
- $199 to register, state fee on top
- Registered agent service for year one is included
- $99 per year to keep the agent
Trade-offs
- Kentucky only; your home state needs its own agent
- EIN application billed at $99
2. Kentucky Registered Agent.co: best for Kentucky registrations only
Service fee $199, state fee on top; agent $99 a year after that
Kentucky Registered Agent.co is rated second: the Kentucky registration at $199, first agent year included, then $99 yearly.
The plan lists an in-state street address as the registered office and scans papers served there into your account.
On amounts and features alone, KY Registered Agent.org and Kentucky Registered Agent.co are the same, which makes the order between them a close call.
What you get
- Registration prepared and filed
- A year of registered agent service at the start
Pros
- $99 per year to keep the agent
- Includes year one as your registered agent
- A $199 registration amount before the state fee
Trade-offs
- Kentucky only; your home state needs its own agent
- EIN application billed at $99
3. Mainstay Filing: best for companies registered in more than one state
$199 plus the state fee ($289 due at checkout), then the agent at $149 a year after year one
Mainstay Filing is rated third: $199 on top of the state's fee, with year one as registered agent free and the same amount in every state.
Year one of agent service costs nothing, and afterward the agent is $149 a year in whichever state.
KY Registered Agent.org is $100 cheaper on the three-year sum, and that lowers Mainstay Filing's cost rating.
What you get
- The registration, prepared and filed for you
- A free first year of registered agent service
- Same-business-day scan and upload for any service of process, no fee
Pros
- $199 service fee, state fee separate
- The same amount in all fifty states
- Same-business-day scans of service of process, no fee
- Registered agent, no charge in year one
Trade-offs
- Agent renewal of $149 is $50 over KY Registered Agent.org
The 3 ratings summarized
| Line | Service | Rating | Service fee | Year two | Best for | Open |
|---|---|---|---|---|---|---|
| 1 | KY Registered Agent.org | 9.2 | $199 | $99/yr | The lowest agent renewal we rank here | Visit KY Registered Agent.orgPartner link. We may earn money if you buy. |
| 2 | Kentucky Registered Agent.co | 9.0 | $199 | $99/yr | The lowest agent renewal we rank here | Visit Kentucky Registered Agent.coPartner link. We may earn money if you buy. |
| 3 | Mainstay Filing | 8.9 | $199 | $149/yr | Companies that register in several states | Visit Mainstay FilingPartner link. We may earn money if you buy. |
Kentucky foreign registration service amounts for 2026: year one, renewal and three-year sum
| Service | Year one | Year two | Year three | Three-year sum | Agent paid for year one |
|---|---|---|---|---|---|
| KY Registered Agent.org | $199 | $99 | $99 | $397 | Included |
| Kentucky Registered Agent.co | $199 | $99 | $99 | $397 | Included |
| Mainstay Filing | $199 | $149 | $149 | $497 | Free |
How the lines were rated
Weights: 27% cost over years one to three, 27% inclusions per price, 46% shared by renewal price and terms, fit with state rules and price clarity. Cost over years one to three decided Kentucky.
KY Registered Agent.org sums to $397 across three years, $100 below Mainstay Filing. Both services include year one of agent service, so the renewal amount decided the order.
Each criterion and its weight is listed on How we rank.
Kentucky foreign LLC registration: amount, form and office
A company from another state registers by lodging the Certificate of Authority (Foreign Business Entity) (Form FBE) with the Kentucky Secretary of State, Division of Business Filings; the state amount is $90.
Registration adds one recurring line: the annual report ($15), due between January 1 and June 30 each year.
Have these ready
- Home-state legal name, spelled exactly, and the formation date.
- An in-state registered agent; every service rated here can fill the role.
- $90 to the state, paid with the filing.
- The date of the annual report and its $15 fee on your calendar.
What skipping Kentucky registration costs
An unregistered outside LLC may not sue in Kentucky courts until it registers (KRS 14A.9-020(1)). A penalty of $2 per day may run.
Kentucky foreign registration service: your questions
Is registration compulsory for an outside LLC doing business in Kentucky?
Yes, once it does business there. An unregistered company cannot bring suit in the state's courts.
What are the costs of foreign registration in Kentucky?
$90 to the state plus $199 to the service.
What form does Kentucky use to register a foreign LLC?
the Kentucky Secretary of State, Division of Business Filings handles it; the form's exact title is on the facts line above.
Must a registered agent stay on file after registering?
Yes. A registered agent with a street address in the state stays on record.
Which foreign registration services are rated on this page?
KY Registered Agent.org ($199), Kentucky Registered Agent.co ($199) and Mainstay Filing ($199), highest rated first.
Which foreign registration service holds the top rating in Kentucky?
KY Registered Agent.org, as $199 on top of the state fee to register in Kentucky, agent at $99 afterward.
Source lines
- Kentucky Secretary of State (ledger date August 2026)
- Kentucky Secretary of State (ledger date August 2026)
- Kentucky report due date (ledger date August 2026)
- KRS 275.025 (ledger date August 2026)
- Kentucky formation fee: Filing fee, official source (ledger date October 2026)
- Kentucky registered agent statute (ledger date October 2026)
- Kentucky Secretary of State, business filings (ledger date October 2026)
- Form FBE, Certificate of Authority (ledger date October 2026)
- KRS 14A.9-020, consequences of transacting business without authority (ledger date October 2026)
- KRS 14A.9-010, authority to transact business required (ledger date October 2026)
- KY Registered Agent.org, pricing and service pages: amounts read November 12, 2026
- Kentucky Registered Agent.co, pricing and service pages: amounts read November 12, 2026
- Mainstay Filing, Kentucky service page: amounts read November 12, 2026