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Products & Services
About Hhao
Hhao is listed as a company operating in Office service, employing 6-10 people, reporting $0M-$1M in annual revenue, classified under Other Social Advocacy Organizations and based in Boston, Massachusetts, United States.
Its primary NAICS classification is 813319 (Other Social Advocacy Organizations). Hhao is one of 418,710 Industrial & mechanical companies listed in Massachusetts.
Business Contact Information
- Phone
- +1 (857) 3459056
- Website
- hhao.org
- Address
- PO Box 123, Boston, Massachusetts, 2137, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 81Other Services (except Public Administration)
- 8133Social Advocacy Organizations
- 813319Other Social Advocacy Organizations
SIC Codes
- 83Social Services
- 839Social Services, Not Elsewhere Classified
- 8399Human Rights Organizations
Company Details
- Employees
- 7 (6-10)
- Annual Revenue
- $500,000 ($0M-$1M)
Hhao: frequently asked questions
What does Hhao do?
Hhao is listed as a company operating in Office service, employing 6-10 people, reporting $0M-$1M in annual revenue, classified under Other Social Advocacy Organizations and based in Boston, Massachusetts, United States.
Where is Hhao located?
Hhao is headquartered at PO Box 123, Boston, Massachusetts, 2137, United States.
How many employees does Hhao have?
Hhao has about 7 employees (the 6-10 range).
What is Hhao's annual revenue?
Hhao's annual revenue is estimated at $500,000 (the $0M-$1M range).
What industry is Hhao in?
Hhao is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 813319 (Other Social Advocacy Organizations).
How can I contact Hhao?
Its website is hhao.org and its phone number is +1 (857) 3459056.
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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