The 3 best registered agents of 2026, in order: Mainstay Filing ($149 a year), KY Registered Agent.org ($99 a year) and Pennsylvania Registered Agent.co ($99 a year). Mainstay Filing is first: $149 a year in every state, renewing at $149.
Published prices on November 12, 2026; the two state services price their own state. State fees are extra.
What a first-time founder should look for
First-year prices look alike; three-year cost and steps handled do not. If the company may ever operate in more than one state, coverage across states matters too.
Behind the ranking
Steps handled and three-year cost weigh most; renewal, state fit and clear pricing make up the rest. On a list meant for every state, the one provider you can use anywhere earns the top grade. Second and third: KY Registered Agent.org for Kentucky, Pennsylvania Registered Agent.co for Pennsylvania, both lower-priced at home.
We'd use Mainstay Filing, KY Registered Agent.org and Pennsylvania Registered Agent.co, in that order.
What does a registered agent cost?
From $99 to $149 per year.
Can one service cover every state?
One of the three can: Mainstay Filing, priced the same everywhere.
Why are one-state services on a national list?
They are the better price for a company that stays put. KY Registered Agent.org is our pick for Kentucky businesses; Pennsylvania Registered Agent.co for Pennsylvania businesses.
How did you grade them?
With five weighted criteria: three-year cost, steps handled, renewal price, state fit and price clarity.