Online Solution
Commercial services · Boston, Massachusetts
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Products & Services
About Online Solution
Online Solution provides expert US tax filing services including Form 5472 for foreign-owned LLCs, 1040-NR non-resident tax returns, EIN applications, bookkeeping, and IRS penalty resolution. Trusted by 500+ LLC owners worldwide.
Its primary NAICS classification is 541219 (Other Accounting Services). Online Solution is one of 418,710 Industrial & mechanical companies listed in Massachusetts.
Business Contact Information
- Phone
- +1 (650) 2886775
- Website
- onlinesolution.us
- Address
- 304 N Cardinal St, Boston, Massachusetts, 2124, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5412Accounting, Tax Preparation, Bookkeeping, and Payroll Services
- 541219Other Accounting Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 872Accounting, Auditing, And Bookkeeping Services
- 8721Offices of Certified Public Accountants
Company Details
- Employees
- 30 (21-50)
- Annual Revenue
- $2.3M ($1M-$5M)
Online Solution: frequently asked questions
What does Online Solution do?
Online Solution provides expert US tax filing services including Form 5472 for foreign-owned LLCs, 1040-NR non-resident tax returns, EIN applications, bookkeeping, and IRS penalty resolution. Trusted by 500+ LLC owners worldwide.
Where is Online Solution located?
Online Solution is headquartered at 304 N Cardinal St, Boston, Massachusetts, 2124, United States.
How many employees does Online Solution have?
Online Solution has about 30 employees (the 21-50 range).
What is Online Solution's annual revenue?
Online Solution's annual revenue is estimated at $2.3M (the $1M-$5M range).
What industry is Online Solution in?
Online Solution is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 541219 (Other Accounting Services).
How can I contact Online Solution?
Its website is onlinesolution.us and its phone number is +1 (650) 2886775.
Largest companies in Massachusetts
Largest industrial & mechanical companies
Manufacturing sales in Massachusetts, 2026
In Massachusetts, Factur's 2026 study counted 32 manufacturing quotes worth $961K and 7 purchase orders over 12 months: 22% of quotes became orders, against 21% nationally. See the Massachusetts data.
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