Formation MathLLC service costs, worked out step by step.
Foreign registration worksheets · Texas
3 Best Foreign Registration Services in Texas (2026): Worked Prices
Worked out for 2026, the best-value foreign registration services in Texas come to Mainstay Filing ($199), Texas Registered Agent.ai ($199) and TX Registered Agent.org ($199), in that order. Three years of service fees come to $397 to $497; every row also owes Texas the same $750 registration fee.
Worked by the Formation Math editorial team
↓ Sorted by:Rows follow a five-part score in which three-year total counts 42% and coverage 28%
Key results
Registration fee$750sos.state.tx.us (checked October 2026) as the source
First-year results$199Provider charges only
Three-year range$397 to $497Opening price and two renewals
Three-year state total$750The same whoever registers
Break-even yearNo crossingNo row ever passes another
The Texas rows
Prices are copied from each company's own pricing. The $750 state fee is added separately.
#Sorted byYear-1 priceRenewal priceSum of 3 years
1
Top score
1. Mainstay Filing: best for adding a second or third state
$199 plus state fee, then $149 a year
Year-1 price$199
Price after year 1$149/yr
Sum of 3 years$497
Mainstay Filing comes out on top. Working: $199 over Texas's own fee, followed by $149 a year for the agent.
Texas Registered Agent.ai totals $100 less over three years, but the 28% coverage term favors this row.
Year one has no agent charge; after that it is $149 a year.
The price buys
Registration handled start to finish
Registered agent with no charge in year one
Fifty-state service
Adds up
The first agent year is covered
Covers all fifty states
$199 added to Texas's fee
Does not add up
Agent renews at $149, which is $50 above Texas Registered Agent.ai
2
In-state provider
2. Texas Registered Agent.ai: best for a low-total registration
$199 plus state fee, then $99 a year
Year-1 price$199
Price after year 1$99/yr
Sum of 3 years$397
Next in the working, Texas Registered Agent.ai: $199 to register and one year of agent service, followed by $99 yearly.
The price buys
Registration papers, prepared and filed
Year-one agent service
Adds up
First agent year included
$99 a year for the agent afterward
Service fee of $199
Does not add up
A second provider is needed at home
3
In-state provider
3. TX Registered Agent.org: best for one added registration
$199 plus state fee, then $99 a year
Year-1 price$199
Price after year 1$99/yr
Sum of 3 years$397
Next in the working, TX Registered Agent.org: $199 to register and one year of agent service, followed by $99 yearly.
Year one and renewal both match Texas Registered Agent.ai.