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Products & Services
About Protoconnect LLC
Protoconnect LLC is a company classified under All Other Business Support Services, based in Ann Arbor, Michigan, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Its primary NAICS classification is 561499 (All Other Business Support Services). Protoconnect LLC is one of 528,309 Industrial & mechanical companies listed in Michigan.
Business Contact Information
- Phone
- +1 (734) 6190737
- Website
- protoconnect.com
- Address
- 111 Felch St, Ann Arbor, Michigan, 48103, United States
Industry & Classification
- Industry
- Industrial & mechanical
- Sector
- Commercial services
- Segment
- Office service
NAICS Codes
- 56Administrative and Support and Waste Management and Remediation Services
- 5614Business Support Services
- 561499All Other Business Support Services
SIC Codes
- 73Business Services
- 738Miscellaneous Business Services
- 7389Convention and Trade Show Organizers
Company Details
- Employees
- 4 (1-5)
- Annual Revenue
- $944,000 ($0M-$1M)
Protoconnect LLC: frequently asked questions
What does Protoconnect LLC do?
Protoconnect LLC is a company classified under All Other Business Support Services, based in Ann Arbor, Michigan, United States, operating in Office service, employing 1-5 people and reporting $0M-$1M in annual revenue.
Where is Protoconnect LLC located?
Protoconnect LLC is headquartered at 111 Felch St, Ann Arbor, Michigan, 48103, United States.
How many employees does Protoconnect LLC have?
Protoconnect LLC has about 4 employees (the 1-5 range).
What is Protoconnect LLC's annual revenue?
Protoconnect LLC's annual revenue is estimated at $944,000 (the $0M-$1M range).
What industry is Protoconnect LLC in?
Protoconnect LLC is in the Industrial & mechanical / Commercial services industry, and its primary NAICS code is 561499 (All Other Business Support Services).
How can I contact Protoconnect LLC?
Its website is protoconnect.com and its phone number is +1 (734) 6190737.
Largest companies in Michigan
Largest industrial & mechanical companies
Manufacturing sales in Michigan, 2026
In Michigan, Factur's 2026 study counted 81 manufacturing quotes worth $4.7M and 28 purchase orders over 12 months: 35% of quotes became orders, against 21% nationally. See the Michigan data.
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