Massachusetts does not authorize Series LLCs. Here is what to do instead.
Massachusetts has not statutorily authorized the Series LLC structure. Founders looking for the asset-segregation benefits of a Series LLC have three practical alternatives: standalone LLCs per asset, parent-subsidiary structure, or a Series LLC formed in a state that authorizes them (typically Delaware, Texas, Illinois, or Nevada) with foreign qualification into Massachusetts.
Discuss alternatives →Three alternatives for Massachusetts founders
Form a separate Massachusetts LLC for each property or risk pool. Cleanest structure, full asset protection, but higher cost per entity.
A holding LLC owns multiple operating subsidiaries. Each subsidiary owns one asset or business line. Common for real estate and multi-brand operations.
Form the Series LLC in a state that authorizes them (Delaware, Texas, Illinois, Nevada), then foreign-qualify in Massachusetts. Inter-series protection works in the home state; respect by Massachusetts courts is uncertain.
Frequently asked questions
Does Massachusetts allow Series LLCs?
Can I form a Series LLC in another state and operate in Massachusetts?
Which states authorize Series LLCs?
What is the best alternative for Massachusetts real estate investors?
How expensive is the standalone-LLC approach in Massachusetts?
Will a Delaware Series LLC protect each series if I am sued in Massachusetts?
Does File.Business advise on alternatives?
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Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the MA Secretary of the Commonwealth or any Secretary of State office. You may file directly with the MA Secretary of the Commonwealth. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the MA Secretary of the Commonwealth as of June 2026 and may change. For entity-specific guidance, consult a licensed Massachusetts attorney or CPA.