What departments does HDA have?

HDA has employees across 4 departments including Sales, Program & Project Management, Marketing, Civil Engineering & Construction.

What is the largest department at HDA?

The largest department at HDA is Program & Project Management with 2 employees.

Where are HDA employees located globally?

HDA has employees across 5 continents and 6 countries including Egypt, India, Germany, United States Of America, Canada.

How has HDA's team size changed over time?

HDA's team has decreased from approximately 20 to 17 employees based on available data.

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HDA Employee Directory

Architecture and PlanningMissouri, United States51-200 Employees

HDA is a mid-sized architectural, interiors and master planning firm based in Chesterfield, Missouri, founded in 1986. It serves a broad mix of markets, including beverage distribution, industrial and distribution, adaptive reuse, office and commercial, auto dealerships, multi-family, mixed-use, hospitality, retail, entertainment and craft breweries. To date, the firm has designed more than 100 million square feet of space across 44 states, with a construction value exceeding $3 billion.

The firm has contributed notable LEED-certified projects, such as the first LEED Certified office building in St. Louis and the first LEED Silver Certified Lexus dealership in the United States. Its work is guided by core values of quality, professionalism, creativity, a can-do attitude and integrity.

HDA Global Highlights

North America
31

United States Of America
30
Canada
1

Africa
1

Egypt
1

Asia
1

India
1

Europe
1

Germany
1

HDA's Leadership

A. B.
Sales Manager
Mobile Phone
Email
J. R.
Project Manager
Mobile Phone
Email
J. G.
Principal
Mobile Phone
Email
L. H.
Principal
Mobile Phone
Email
T. P.
Senior Project Designer
Mobile Phone
Email
E. C.
Marketing Coordinator
Mobile Phone
Email
R. M.
Construction Administrator
Mobile Phone
Email

HDA Employee Metrics

100%

50%

2026

2025

Arts & Design
Program & Project Management
Accounting
Administrative
Analytics
Other
Sales

Contact profiles from HDA

Name

Title

Contact Info

Location

Last Update

A. B.
Sales Manager
Mobile Phone
Email
Canada
Feb 11, 2025
J. R.
Project Manager
Mobile Phone
Email
Jul 09, 2024
J. G.
Principal
Mobile Phone
Email
Jun 26, 2026
L. H.
Principal
Mobile Phone
Email
Oct 23, 2024
T. P.
Senior Project Designer
Mobile Phone
Email
Oct 17, 2024
E. C.
Marketing Coordinator
Mobile Phone
Email
Oct 21, 2024
R. M.
Construction Administrator
Mobile Phone
Email
Oct 18, 2024

Frequently Asked Questions

What is HDA known for?

HDA was founded in 1986 operates in the Architecture and Planning industry; you can contact the main corporate office by phone at

+1-636-449-****

. Explore HDA's company overview page for more information.

What is HDA's most common email format?

HDA employees' email format typically follows the pattern of . Trying to find reliable and up-to-date employee contact data? Find more HDA email formats with LeadIQ.

How many employees does HDA have currently?

HDA has approximately 67 employees as of July 2026. These team members are located across 4 continents, including North AmericaAfricaAsia.

Who are HDA's key employees and leadership?

As of July 2026, HDA's key employees include:

Sales Manager: A. B.
Project Manager: J. R.
Principal: J. G.
Principal: L. H.
Senior Project Designer: T. P.

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HDA Employee Directory

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