Environmentalists
Commercial services · Cambridge, Massachusetts
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Products & Services
About Environmentalists
Environmentalists is a company operating in Office service, employing 51-100 people, reporting $1M-$5M in annual revenue, classified under Environment, Conservation and Wildlife Organizations and based in Cambridge, Massachusetts, United States.
Its primary NAICS classification is 813312 (Environment, Conservation and Wildlife Organizations). Environmentalists is one of 418,710 Industrial & mechanical companies listed in Massachusetts.
Business Contact Information
- Phone
- +1 (301) 4927000
- Fax
- +1 (301) 5041672
- Website
- ecolo.org
- facebook.com/gonuclearinc
- Address
- 77 Massachusetts Ave, Cambridge, Massachusetts, 2139, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 81Other Services (except Public Administration)
- 8133Social Advocacy Organizations
- 813312Environment, Conservation and Wildlife Organizations
SIC Codes
- 83Social Services
- 839Social Services, Not Elsewhere Classified
- 8399Human Rights Organizations
Company Details
- Employees
- 68 (51-100)
- Annual Revenue
- $4.0M ($1M-$5M)
Environmentalists: frequently asked questions
What does Environmentalists do?
Environmentalists is a company operating in Office service, employing 51-100 people, reporting $1M-$5M in annual revenue, classified under Environment, Conservation and Wildlife Organizations and based in Cambridge, Massachusetts, United States.
Where is Environmentalists located?
Environmentalists is headquartered at 77 Massachusetts Ave, Cambridge, Massachusetts, 2139, United States.
How many employees does Environmentalists have?
Environmentalists has about 68 employees (the 51-100 range).
What is Environmentalists's annual revenue?
Environmentalists's annual revenue is estimated at $4.0M (the $1M-$5M range).
What industry is Environmentalists in?
Environmentalists is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 813312 (Environment, Conservation and Wildlife Organizations).
How can I contact Environmentalists?
Its website is ecolo.org and its phone number is +1 (301) 4927000.
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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