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About Protocol 1
This profile covers Protocol 1, a company classified under Human Resources Consulting Services, based in Naperville, Illinois, United States, employing 11-20 people and reporting $1M-$5M in annual revenue.
Its primary NAICS classification is 541612 (Human Resources Consulting Services). Protocol 1 is one of 1,843,395 companies listed in Illinois.
Business Contact Information
- Website
- protocol1wellness.com
- Address
- 524 W 5th Ave, Naperville, Illinois, 60563, United States
Industry & Classification
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5416Management, Scientific, and Technical Consulting Services
- 541612Human Resources Consulting Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 874Management And Public Relations Services
- 8742Marketing Consulting Services
Company Details
- Employees
- 19 (11-20)
- Annual Revenue
- $1.8M ($1M-$5M)
Protocol 1: frequently asked questions
What does Protocol 1 do?
This profile covers Protocol 1, a company classified under Human Resources Consulting Services, based in Naperville, Illinois, United States, employing 11-20 people and reporting $1M-$5M in annual revenue.
Where is Protocol 1 located?
Protocol 1 is headquartered at 524 W 5th Ave, Naperville, Illinois, 60563, United States.
How many employees does Protocol 1 have?
Protocol 1 has about 19 employees (the 11-20 range).
What is Protocol 1's annual revenue?
Protocol 1's annual revenue is estimated at $1.8M (the $1M-$5M range).
What industry is Protocol 1 in?
Protocol 1's primary NAICS code is 541612 (Human Resources Consulting Services).
How can I contact Protocol 1?
Its website is protocol1wellness.com.
Largest companies in Illinois
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Manufacturing sales in Illinois, 2026
In Illinois, Factur's 2026 study counted 74 manufacturing quotes worth $11.8M and 14 purchase orders over 12 months: 19% of quotes became orders, against 21% nationally. See the Illinois data.
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