Brennan & Associates CPA
Delaware C-Corps & VC-backed startups
Twelve practices that specialize in the tax work File.Business customers actually need: foreign-owned LLCs, S-Corp transitions, multi-state sales tax, healthcare PLLCs, real estate. We make introductions; you pick who fits.
We do not take referral fees that change pricing for you. Introduction is free. You negotiate engagement directly with the firm.
Delaware C-Corps & VC-backed startups
S-Corp election & quarterly payroll
Foreign-owned LLCs (Form 5472)
Multi-member LLC partnerships (Form 1065)
Wyoming LLCs & holding structures
E-commerce & multi-state sales tax
Real estate LLCs (single-asset & series)
Healthcare PLLCs (MA, NY, CA)
Solo founders & freelancers
Nonprofit 990s & charitable registration
Construction & professional services
Japanese-speaking founders forming US LLCs
Selection criteria: each firm is independently licensed in good standing, has worked with File.Business customers before, has positive feedback from our customer team, and specializes in at least one of the verticals our customers ask about most. We rotate listings as new firms join and as performance feedback comes in.
We add 2-3 firms per quarter. Specialties we need most: foreign-owned LLC tax (Form 5472), state-specific S-Corp work, e-commerce sales tax, and bilingual practices.
Apply to joinWhen you autofile your annual report through the $129/yr plan and we miss the deadline, we pay the state's late fee. The guarantee applies to that specific plan and the filings it includes. Other File.Business services are billed at the prices on this page.