LeadIQ logo
Learn more at LeadIQ.com
ThirdWall Construction logo

ThirdWall Construction Employee Directory

ConstructionMaryland, United States11-50 Employees

ThirdWall Construction is a mid-sized general contracting firm based in Gaithersburg, Maryland, operating within the Washington, DC–Baltimore metropolitan region. With more than four decades in business, the company traces its roots to Therrien Waddell and has built projects and forged industry partnerships through a sustained commitment to excellence. It serves clients across the DC–Baltimore market, delivering general contracting services for a variety of projects. The organization emphasizes respectful collaboration and high-quality craftsmanship, contributing to its standing as a trusted participant in the construction industry.

The firm embraces a theater-inspired concept of the 'third wall' as a guiding metaphor for breaking through conventional construction boundaries to deliver dynamic and innovative spaces. Its stated mission is to bring clients' visions to life with creativity, precision, and an enduring commitment to excellence.

Find ThirdWall Construction employees' phone numbers or email addresses

ThirdWall Construction Global Highlights

Location
Employees

North America
17

Minus sign iconPlus sign icon
  • United States Of America
    17

ThirdWall Construction's Leadership

  • Estimating Manager at ThirdWall Construction
    T. T.
    Estimating Manager
    Mobile Phone
  • Principal at ThirdWall Construction
    D. W.
    Principal
    Mobile Phone
  • Senior Superintendent at ThirdWall Construction
    M. T.
    Senior Superintendent
    Mobile Phone
  • Bid Coordinator at ThirdWall Construction
    S. C.
    Bid Coordinator
    Mobile Phone
  • Administrative Assistant at ThirdWall Construction
    T. C.
    Administrative Assistant
    Mobile Phone

ThirdWall Construction Employee Metrics

100%
50%
0%
2026
2025
  • Program & Project Management
  • Accounting
  • Administrative
  • Arts & Design
  • Business
  • Other

Contact profiles from ThirdWall Construction

Name
Title
Contact
Location
Last Update
  • Estimating Manager at ThirdWall Construction
    T. T.
    Estimating Manager
    Mobile Phone
    Apr 15, 2026
  • Principal at ThirdWall Construction
    D. W.
    Principal
    Mobile Phone
    May 31, 2026
  • Senior Superintendent at ThirdWall Construction
    M. T.
    Senior Superintendent
    Mobile Phone
    Oct 17, 2024
  • Bid Coordinator at ThirdWall Construction
    S. C.
    Bid Coordinator
    Mobile Phone
    Oct 23, 2024
  • Administrative Assistant at ThirdWall Construction
    T. C.
    Administrative Assistant
    Mobile Phone
    Oct 22, 2024

Frequently Asked Questions

What is ThirdWall Construction known for?

Minus sign iconPlus sign iconThirdWall Construction was founded in 1987 and operates in the Construction industry. You can contact ThirdWall Construction's main corporate office by phone at
+1-301-770-****
. Explore ThirdWall Construction's company overview page for more information.

What is ThirdWall Construction's most common email format?

Minus sign iconPlus sign iconThirdWall Construction employees' email format typically follows the pattern of FLast@therrienwaddell.com. Trying to find reliable and up-to-date employee contact data? Find more ThirdWall Construction email formats with LeadIQ.

How many employees does ThirdWall Construction have currently?

Minus sign iconPlus sign iconThirdWall Construction has approximately 16 employees as of August 2026. These team members are located across 1 continents, including North America.

Who are ThirdWall Construction's key employees and leadership?

Minus sign iconPlus sign icon

As of August 2026, ThirdWall Construction's key employees include:

  • Estimating Manager: T. T.
  • Principal: D. W.
  • Senior Superintendent: M. T.
  • Bid Coordinator: S. C.
  • Administrative Assistant: T. C.

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

Ready to create more pipeline?

Get a demo and discover why thousands of SDR and Sales teams trust
LeadIQ to help them build pipeline confidently.

© LeadIQ, Inc. All rights reserved.