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About Mark PhD
Mark PhD is listed as a company employing 1-5 people, reporting $0M-$1M in annual revenue, classified under Offices of Other Health Practitioners and based in Grand Rapids, Michigan, United States.
Its primary NAICS classification is 621330 (Offices of Mental Health Practitioners (except Physicians)). Mark PhD is one of 1,839,787 companies listed in Michigan.
Business Contact Information
- Phone
- +1 (616) 4580692
- Address
- 161 Ottawa Ave NW, Grand Rapids, Michigan, 49503, United States
Industry & Classification
NAICS Codes
- 62Health Care and Social Assistance
- 6213Offices of Other Health Practitioners
- 621330Offices of Mental Health Practitioners (except Physicians)
SIC Codes
- 80Health Services
- 804Offices And Clinics Of Other Health Practitioners
- 8049Offices of Physical, Occupational and Speech Therapists, and Audiologists
Company Details
- Employees
- 3 (1-5)
- Annual Revenue
- $195,000 ($0M-$1M)
Mark PhD: frequently asked questions
What does Mark PhD do?
Mark PhD is listed as a company employing 1-5 people, reporting $0M-$1M in annual revenue, classified under Offices of Other Health Practitioners and based in Grand Rapids, Michigan, United States.
Where is Mark PhD located?
Mark PhD is headquartered at 161 Ottawa Ave NW, Grand Rapids, Michigan, 49503, United States.
How many employees does Mark PhD have?
Mark PhD has about 3 employees (the 1-5 range).
What is Mark PhD's annual revenue?
Mark PhD's annual revenue is estimated at $195,000 (the $0M-$1M range).
What industry is Mark PhD in?
Mark PhD's primary NAICS code is 621330 (Offices of Mental Health Practitioners (except Physicians)).
How can I contact Mark PhD?
Its phone number is +1 (616) 4580692.
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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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