Plain and short · Washington
2 Best Registered Agents in Washington (2026): Simply Ranked
The short version
- Must an LLC name one?
- Required: yes
- Title in law
- Registered agent
- Typical price
- $99 to $149 per year
- Ranked first
- Mainstay Filing then WA Registered Agent.org
Ranked in Washington
The order follows five checks. Three-year cost comes first, then what the price covers. See method.1. Mainstay Filing: best for a company that may grow
$149 a year, then $149
First place: Mainstay Filing, since its agent price does not change by state: $149 a year, $149 on renewal.
WA Registered Agent.org costs $150 less over three years. It works only in Washington.
Includes
- A street address in the state
- Three government mailings a year scanned free
- Serves LLCs, corporations, LPs, LLPs and nonprofits
Good
- One price in all fifty states
- $149 a year, flat at renewal
Against
- $50 a year above WA Registered Agent.org
- Report filing needs the formation package
2. WA Registered Agent.org: best for an LLC that stays put
$99 a year, then $99
WA Registered Agent.org takes second place because it puts a street address on file in Washington for $99 a year.
Includes
- In-state address
- Scans of legal papers
Good
- $99 a year, flat at renewal
- Under Mainstay Filing on yearly price
Against
- Washington only
- The annual report is a task you keep
Side by side
| # | Company | Year one | Renewal | Total | Covers | |
|---|---|---|---|---|---|---|
| 1 | Mainstay Filing | $149 | $149/yr | $447 | A street address in the state; three government mailings a year scanned free; Serves LLCs, corporations, LPs, LLPs and nonprofits | Visit Mainstay FilingPartner link. We may earn money if you buy. |
| 2 | WA Registered Agent.org | $99 | $99/yr | $297 | In-state address; scans of legal papers | Visit WA Registered Agent.orgPartner link. We may earn money if you buy. |
Key questions
Must the LLC name a registered agent?
Every LLC must name a registered agent with an in-state street address.
Law: RCW 23.95.415. from app.leg.wa.gov, October 2026, kept short
Who qualifies?
A commercial registered agent listed with the Secretary of State, a noncommercial agent (any person or business with a Washington address), or the holder of a named position in the company. The agent consents in advance.
A qualifying owner can serve for free.
How much per year?
$99 to $149 a year with the services we rank. $297 to $447 over three years.
State fees do not change with your choice of agent.
Why does the state want one?
It receives lawsuits and official state mail for the LLC at an address in Washington.
What matters is that nothing important sits unseen. What is service of process?
What else is due each year?
One filing repeats: the annual report, yearly, $70. The wording from the state is: last day of the entity's anniversary month, so plan around it.
from sos.wa.gov, October 2026, kept short
What put the first pick first?
Mainstay Filing scores best on work included, which is 27% of the score.
Two checks carry most of the weight: three-year cost (38%) and work included (27%).
Only the first pick works in all fifty states.
Washington agent rules, sourced
| Item | Detail | Confirm |
|---|---|---|
| Fee to form | $200 | from sos.wa.gov, October 2026, kept short |
| Registered agent | Required: yes | from app.leg.wa.gov, October 2026, kept short |
| Annual report | $70 every year | from sos.wa.gov, October 2026, kept short |
| State fees, three years | $340 | The rows above, added |
Questions
Can I be my own agent?
Yes, when your address and status fit the rule. Many owners still hire a service for privacy.
Which addresses count?
The address has to be a physical street address in Washington. P.O. boxes and private mailboxes are not accepted.
What do the picks cost over three years?
Mainstay Filing is $447, while WA Registered Agent.org is $297
Where do the figures come from?
State fees come from Washington's official documents. Service prices come from each company's price page. Both are dated here.
Must I use a service?
No. Owners may file directly. A service saves time and can act as agent.
What is the best registered agent in Washington?
Mainstay Filing ranks first. A single yearly price, $149, follows the LLC across state lines. After it, WA Registered Agent.org.
Sources
- Charter Simple keeps Washington Secretary of State, Corporations on file from ccfs.sos.wa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Washington Secretary of State, Corporations on file from sos.wa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Washington yearly filing: Annual report on file from sos.wa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Washington report due date on file from app.leg.wa.gov, confirmed August 2026, and nothing more
- Charter Simple keeps Washington formation fee: Filing fee on file from sos.wa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Washington formation fee: Filing fee on file from sos.wa.gov, confirmed October 2026, and nothing more
- Charter Simple keeps Washington registered agent statute on file from app.leg.wa.gov, confirmed October 2026, and nothing more
- The Mainstay Filing Washington service page, on November 13, 2026
- The WA Registered Agent.org pricing page, on November 13, 2026