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Products & Services
About OperaOne
OperaOne is listed as a company employing 1-5 people, reporting $0M-$1M in annual revenue, classified under Other Schools and Instruction, based in St. Louis, Missouri, United States and operating in Office service.
Its primary NAICS classification is 611610 (Fine Arts Schools). OperaOne is one of 356,656 Industrial & mechanical companies listed in Missouri.
Business Contact Information
- Phone
- +1 (314) 4977877
- Website
- carolbell.org
- facebook.com/carolbellvoice
- Address
- 314 S Hanley Rd, St. Louis, Missouri, 63105, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 61Educational Services
- 6116Other Schools and Instruction
- 611610Fine Arts Schools
SIC Codes
- 79Amusement And Recreation Services
- 791Dance Studios, Schools, And Halls
- 7911All Other Amusement and Recreation Industries
Company Details
- Employees
- 4 (1-5)
- Annual Revenue
- $449,000 ($0M-$1M)
OperaOne: frequently asked questions
What does OperaOne do?
OperaOne is listed as a company employing 1-5 people, reporting $0M-$1M in annual revenue, classified under Other Schools and Instruction, based in St. Louis, Missouri, United States and operating in Office service.
Where is OperaOne located?
OperaOne is headquartered at 314 S Hanley Rd, St. Louis, Missouri, 63105, United States.
How many employees does OperaOne have?
OperaOne has about 4 employees (the 1-5 range).
What is OperaOne's annual revenue?
OperaOne's annual revenue is estimated at $449,000 (the $0M-$1M range).
What industry is OperaOne in?
OperaOne is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 611610 (Fine Arts Schools).
How can I contact OperaOne?
Its website is carolbell.org and its phone number is +1 (314) 4977877.
Largest companies in Missouri
Largest industrial & mechanical companies
Manufacturing sales in Missouri, 2026
In Missouri, Factur's 2026 study counted 29 manufacturing quotes worth $962K and 9 purchase orders over 12 months: 31% of quotes became orders, against 21% nationally. See the Missouri data.
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