Jonathon D Markham
Healthcare provider · Ontario, California
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Products & Services
About Jonathon D Markham
This profile covers Jonathon D Markham, a company based in Ontario, California, United States, operating in Healthcare provider, employing 21-50 people, reporting $0M-$1M in annual revenue and classified under Offices of Physicians (except Mental Health Specialists).
Its primary NAICS classification is 621111 (Offices of Physicians (except Mental Health Specialists)). Jonathon D Markham is one of 637,970 Healthcare & Life Science companies listed in California.
Business Contact Information
- Address
- 1194 E Deerfield St, Ontario, California, 91761, United States
Industry & Classification
- Industry
- Healthcare & Life Science
- Sector
- Healthcare provider
NAICS Codes
- 62Health Care and Social Assistance
- 6211Offices of Physicians
- 621111Offices of Physicians (except Mental Health Specialists)
SIC Codes
- 80Health Services
- 801Offices And Clinics Of Doctors Of Medicine
- 8011Offices of Physicians, Mental Health Specialists
Company Details
- Employees
- 22 (21-50)
- Annual Revenue
- $800,000 ($0M-$1M)
Jonathon D Markham: frequently asked questions
What does Jonathon D Markham do?
This profile covers Jonathon D Markham, a company based in Ontario, California, United States, operating in Healthcare provider, employing 21-50 people, reporting $0M-$1M in annual revenue and classified under Offices of Physicians (except Mental Health Specialists).
Where is Jonathon D Markham located?
Jonathon D Markham is headquartered at 1194 E Deerfield St, Ontario, California, 91761, United States.
How many employees does Jonathon D Markham have?
Jonathon D Markham has about 22 employees (the 21-50 range).
What is Jonathon D Markham's annual revenue?
Jonathon D Markham's annual revenue is estimated at $800,000 (the $0M-$1M range).
What industry is Jonathon D Markham in?
Jonathon D Markham is in the Healthcare & Life Science / Healthcare provider industry, and its primary NAICS code is 621111 (Offices of Physicians (except Mental Health Specialists)).
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Manufacturing sales in California, 2026
In California, Factur's 2026 study counted 98 manufacturing quotes worth $14.7M and 18 purchase orders over 12 months: 18% of quotes became orders, against 21% nationally. See the California data.
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