Three i Design Employee Directory

Q: What is Three i Design known for?

Three i Design was founded in 1976. Three i Design operates in the Architecture and Planning industry.

Q: How many employees does Three i Design have currently?

Three i Design has approximately 65 employees.

Architecture and PlanningIndiana, United States51-200 Employees

Three i Design, formerly known as Three I Engineering, is an architecture and engineering company that has been serving the needs of commercial, institutional, and industrial clients in the Tri-state area since 1976. Services include architecture, mechanical, electrical, civil and industrial engineering and land surveying. Three i Design is a full service A/E firm. We have provided engineering and architectural services for hospital facility engineers and maintenance professionals, contractors, insurance firms, attorneys, developers and government agencies at the federal, state and local levels. Please check out our new website at threeidesign.com.

Find Three i Design employees' phone numbers or email addresses

Three i Design Global Highlights

North America
77

United States Of America
77

Europe
1

Belgium
1

Three i Design's Leadership

B. S.
Business Development / Marketing Manager
Mobile Phone
Email
N. Z.
Senior Engineer
Mobile Phone
Email
B. O.
Principal
Mobile Phone
Email
P. Z.
Sr. Cad Drafter
Mobile Phone
Email
M. S.
Mechanical Engineer
Mobile Phone
Email
J. K.
Gas Transmission Data
Mobile Phone
Email
L. E.
Cad Draftsman/Designer
Mobile Phone
Email
M. B.
Associate, Electrical Engineer
Mobile Phone
Email

Three i Design Employee Metrics

100%

50%

0%

2026

2025

Engineering
Arts & Design
Program & Project Management
Administrative
Business
Other

Contact profiles from Three i Design

Name

Title

Contact Info

Location

Last Update

J. W.
Civil Engineer
Mobile Phone
Email
Oct 26, 2025
A. C.
Controls Specialist
Mobile Phone
Email
UNITED STATES
Jul 07, 2024
B. B.
Architect
Mobile Phone
Email
UNITED STATES
Mar 07, 2023
L. M.
Design Team Member
Mobile Phone
Email
Jul 17, 2025
N. E.
Information Technology Department
Mobile Phone
Email
UNITED STATES
Mar 09, 2023
N. H.
Programmer
Mobile Phone
Email
United StatesKentucky
Sep 09, 2025
C. D.
Graduate Structural Engineer
Mobile Phone
Email
United StatesKentucky
Jan 27, 2026
J. W.
Retired Civil Emgineer
Mobile Phone
Email
Nov 17, 2025
D. S.
Mobile Phone
Email
UNITED STATES
May 01, 2024
R. K.
Mobile Phone
Email
UNITED STATES
Mar 09, 2023

Frequently Asked Questions

What is Three i Design known for?

Three i Design was founded in 1976 operates in the Architecture and Planning industry. The company's main headquarters is located in 2425 West Indiana Street Evansville, Indiana 47712 United States; you can contact the main corporate office by phone at

+1-812-423-****

. Explore Three i Design's company overview page for more information.

What is Three i Design's most common email format?

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

How many employees does Three i Design have currently?

Three i Design has approximately 65 employees as of February 2026. These team members are located across 2 continents, including North AmericaEurope.

Who are Three i Design's key employees and leadership?

As of February 2026, Three i Design's key employees include:

Business Development / Marketing Manager: B. S.
Senior Engineer: N. Z.
Principal: B. O.
Sr. Cad Drafter: P. Z.
Mechanical Engineer: M. S.

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