GDA Employee Directory

Q: What is GDA known for?

GDA was founded in 1953. GDA operates in the Civil Engineering industry.

Q: How many employees does GDA have currently?

GDA has approximately 257 employees.

Q: Who are GDA's key employees and leadership?

GDA's key employees include: President: D. S..

Civil EngineeringWyoming, United States201-500 Employees

We are excited to announce GDA has joined forces with T-O Engineers.  This combination unites two industry-leading companies with complementary capabilities, cultures, and relationships. This expansion allows both firms to provide a broader range of services and solutions to clients in the Northwest, as well as the Rocky Mountain Region. 

Together, T-O Engineers provides a full suite of services including aviation, transportation, land development, geospatial services, wastewater, water resources, municipal, surveying, landscape architecture, and environmental. With over 130 professionals throughout seven offices located in Idaho, Washington, Utah, and Wyoming, clients will receive the responsive, personalized service you expect from a local company while providing the expertise and network of contacts you would expect from a large firm.  

We welcome you to learn more about our great company, www.to-engineers.com, as our path moves forward.

Find GDA employees' phone numbers or email addresses

GDA Global Highlights

North America
12

United States Of America
11
Mexico
1

Africa
2

Egypt
1
Algeria
1

Europe
2

Belgium
1
Netherlands
1

South America
1

Brazil
1

GDA's Leadership

D. S.
President
Mobile Phone
Email
A. T.
Business Development Manager
Mobile Phone
Email
C. J. K.
European Treasury Manager
Mobile Phone
Email
M. W.
Project Manager, Aviation
Mobile Phone
Email
S. L.
Accounting Manager
Mobile Phone
Email
T. H.
Project Coordinator
Mobile Phone
Email
R. D.
Construction Engineer
Mobile Phone
Email
A. M.
Administrative Assistant
Mobile Phone
Email

Contact profiles from GDA

Name

Title

Contact Info

Location

Last Update

P. D.
Survey Technician
Mobile Phone
Email
United StatesWyoming
Oct 21, 2025
L. O. C. C.
Gerente Certificaciones, Acreditaciones Y Sgc
Mobile Phone
Email
MexicoMexico City
Oct 22, 2025

Frequently Asked Questions

What is GDA known for?

GDA was founded in 1953 operates in the Civil Engineering industry; you can contact the main corporate office by phone at

+1-307-587-****

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

What is GDA's most common email format?

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

How many employees does GDA have currently?

GDA has approximately 257 employees as of December 2025. These team members are located across 4 continents, including North AmericaAfricaEurope.

Who are GDA's key employees and leadership?

As of December 2025, GDA's key employees include:

President: D. S.
Business Development Manager: A. T.
European Treasury Manager: C. J. K.
Project Manager, Aviation: M. W.
Accounting Manager: S. L.

Looking for contact data? Unlock accurate emails and phone numbers for your ideal prospects with LeadIQ.

Everything for prospecting,
in one platform.

What you can expect from LeadIQ:

B2B data verified in real-time
Sync data to your CRM, & add it to an outreach sequence in one click
Integrations with your tech stack for optimal efficiency
A patented AI cold email generator
Account & contact-level job change tracking