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About HDA Architects
This profile covers HDA Architects, a company based in St. Louis, Missouri, United States, employing 51-100 people, reporting $1M-$5M in annual revenue and classified under Architectural Services.
Its primary NAICS classification is 541310 (Architectural Services). HDA Architects is one of 1,320,369 companies listed in Missouri.
Business Contact Information
- Phone
- +1 (636) 4491175
- Website
- hdai.com
- facebook.com/hdaiarchitects
- Address
- 4565 Mcree Ave, St. Louis, Missouri, 63110, United States
Industry & Classification
NAICS Codes
- 54Professional, Scientific, and Technical Services
- 5413Architectural, Engineering, and Related Services
- 541310Architectural Services
SIC Codes
- 87Engineering, Accounting, Research, Management, And Related Services
- 871Engineering, Architectural, And Surveying
- 8712Architectural Services
Company Details
- Employees
- 62 (51-100)
- Annual Revenue
- $2.5M ($1M-$5M)
HDA Architects: frequently asked questions
What does HDA Architects do?
This profile covers HDA Architects, a company based in St. Louis, Missouri, United States, employing 51-100 people, reporting $1M-$5M in annual revenue and classified under Architectural Services.
Where is HDA Architects located?
HDA Architects is headquartered at 4565 Mcree Ave, St. Louis, Missouri, 63110, United States.
How many employees does HDA Architects have?
HDA Architects has about 62 employees (the 51-100 range).
What is HDA Architects's annual revenue?
HDA Architects's annual revenue is estimated at $2.5M (the $1M-$5M range).
What industry is HDA Architects in?
HDA Architects's primary NAICS code is 541310 (Architectural Services).
How can I contact HDA Architects?
Its website is hdai.com and its phone number is +1 (636) 4491175.
Largest companies in Missouri
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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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