Creative AgencyActiveVerified

Must Be Nice

Kimberley Sirisalee, Registered Agent

Must Be Nice (MBN) is a small family-run creative agency based in NYC but operating from Southern California, as stated on their website. The LLC filing shows a principal address in Cortlandt Manor, NY, aligning with a New York presence.

Filed April 1, 2026 · Cortlandt Manor, NY · Westchester County

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Source

New York Department of State, Division of Corporations · Entity 7876146 · Retrieved May 25, 2026

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About Must Be Nice

Must Be Nice Agency, LLC filed in New York on April 1, 2026, as a creative agency. Its domain was registered 2,280 days before filing, on January 3, 2020, through Tucows Domains, and the website matched the filing's name and address. The company was first seen on May 25, 2026, 54 days after filing. No annual report or EIN on file yet. The registered agent was filed personally by the owner. We estimate revenue under $100,000 and 1 to 5 employees, with an online-only footprint. The website is modern.

  • Domain registered 2,280 days before the New York filing date.
  • Filed in New York as a creative agency.
  • Website confirmed to match the filing's name and address.
  • First seen 54 days after filing.
  • We estimate revenue under $100K and 1-5 employees.

Compiled from the state record, the company's public web presence, and our own research; revenue, employee, and footprint figures are estimates, not verified financials. Updated August 23, 2026.

One of 13 new businesses registered in Cortlandt Manor in April 2026, and the only creative agency business registered there that month.

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Filing Details

Entity NameMUST BE NICE AGENCY, LLC
Entity TypeLLC
Entity Number7876146
Filing DateApril 1, 2026
Principal AddressLocked
City / State / ZipCortlandt Manor, NY 10567
CountyWestchester
TimezoneEastern (ET)
EIN on FileNo
Registered AgentKimberley Sirisalee
Agent AddressLocked
Filed ViaSelf-filed (owner is the registered agent)
WebsiteYes · domain registered 2280 days before filing · registrar Tucows Domains
Website BuildModern
Annual ReportNot yet filed
Estimated Revenue<$100K (estimate)
Estimated Employees1-5 (estimate)
FootprintOnline only (estimate)
First Recorded by DayOneLeadMay 25, 2026 (54 days after filing)

Verified Business Profile

Contact Information

WebsiteLocked
PhoneLocked
EmailLocked
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Verified Website Profile

We matched this business to its website and pulled the domain's registration (WHOIS) record. Domain age is one of the strongest signals that a filing is a truly new business and not a re-filing or paperwork change.

Domain RegisteredLocked
Domain AgeLocked
RegistrarLocked
Website PlatformLocked
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Frequently Asked Questions

When was Must Be Nice registered?

Must Be Nice was registered as LLC on April 1, 2026 in New York.

Where is Must Be Nice located?

Must Be Nice is based in Cortlandt Manor, NY, 10567, in Westchester County.

What type of business is Must Be Nice?

Must Be Nice is classified as a creative agency business.

Does Must Be Nice have an EIN on file?

No EIN was found on file for Must Be Nice at the time of registration.

Who Sells to This Business

Based on the business category, these service providers typically target this type of business.

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