Insights

Expanding Engineering Talent TD&H Engineering has actively expanded its engineering team with recent hires in environmental, structural, transportation, and civil departments, indicating ongoing project demand and potential opportunities to provide specialized services or collaborate on complex infrastructure projects.

Recognized Project Excellence The firm received the 2022 Honor Award from the Montana chapter of the American Council of Engineering Companies for its successful work on municipal infrastructure, highlighting its reputation for high-quality, impactful projects that could be leveraged to win new government or municipal contracts.

Diverse Client Base Serving clients ranging from rural water districts to large urban corporations across multiple states, TD&H Engineering presents opportunities to address a wide array of civil, environmental, and transportation needs with tailored engineering solutions.

Steady Revenue Growth With revenue estimated between $25 million and $50 million and over 50 years of operation, TD&H demonstrates financial stability and long-term client relationships, making it a reliable partner for large-scale infrastructure and consulting projects.

Innovative Project Portfolio The firm’s involvement in technically complex projects like horizontal directional drilling and Feasibility Studies positions them as a strategic partner for clients seeking innovative engineering solutions in water, transportation, and environmental sectors.

TD&H Engineering Tech Stack

TD&H Engineering uses 8 technology products and services including Adobe InDesign, Font Awesome, Slick, and more. Explore TD&H Engineering's tech stack below.

  • Adobe InDesign
    Cad & Graphics
  • Font Awesome
    Font Scripts
  • Slick
    Javascript Libraries
  • PHP
    Programming Languages
  • Adobe Acrobat DC
    Rich Text Editors
  • Google Tag Manager
    Tag Management
  • USPS
    Transportation And Fleet Management
  • ArcGIS
    Visualisation Software

Media & News

TD&H Engineering's Email Address Formats

TD&H Engineering uses at least 1 format(s):
TD&H Engineering Email FormatsExamplePercentage
First.Last@tdhengineering.comJohn.Doe@tdhengineering.com
90%
Last@tdhengineering.comDoe@tdhengineering.com
8%
FirstL@tdhengineering.comJohnD@tdhengineering.com
1%
FLast@tdhengineering.comJDoe@tdhengineering.com
1%

Frequently Asked Questions

Where is TD&H Engineering's headquarters located?

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TD&H Engineering's main headquarters is located at 1800 River Drive North Great Falls, Montana 59405 United States. The company has employees across 2 continents, including North AmericaEurope.

What is TD&H Engineering's phone number?

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You can contact TD&H Engineering's main corporate office by phone at . For more prospecting data, LeadIQ has access to up-to-date and accurate contact information within our platform. Find, capture, and sync contact data to your CRM and sales tools in one click.

What is TD&H Engineering's official website and social media links?

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TD&H Engineering's official website is tdhengineering.com and has social profiles on LinkedIn.

What is TD&H Engineering's SIC code NAICS code?

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TD&H Engineering's SIC code is 8711 - Engineering Services NAICS code is 237 - Heavy and Civil Engineering Construction.

How many employees does TD&H Engineering have currently?

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As of March 2026, TD&H Engineering has approximately 107 employees across 2 continents, including North AmericaEurope. Key team members include Chief Executive Officer: T. H.Vice President: S. M.Financial & Human Resources Director: K. O.. Explore TD&H Engineering's employee directory with LeadIQ.

What industry does TD&H Engineering belong to?

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TD&H Engineering operates in the Civil Engineering industry.

What technology does TD&H Engineering use?

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TD&H Engineering's tech stack includes Adobe InDesignFont AwesomeSlickPHPAdobe Acrobat DCGoogle Tag ManagerUSPSArcGIS.

What is TD&H Engineering's email format?

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TD&H Engineering's email format typically follows the pattern of First.Last@tdhengineering.com. Find more TD&H Engineering email formats with LeadIQ.

When was TD&H Engineering founded?

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TD&H Engineering was founded in 1965.

TD&H Engineering

Civil EngineeringMontana, United States51-200 Employees

Thomas Dean & Hoskins, Inc. (TD&H) is a consulting engineering firm offering a diverse range of services throughout Montana, Washington, Idaho, North Dakota, and Pennsylvania. We serve a diverse clientele ranging from individuals and rural water districts to large corporations in populous cities. We assist our clients through all phases of their projects, starting with concept development through construction completion. TD&H has been satisfying clients since its incorporation in 1965 and has built an impressive resume of successful projects.

TD&H strives to provide innovative engineering solutions to challenging technical problems by assigning professionals who understand the issues and deliver results. We place a high priority on service and measure our success in terms of each client’s success.

Section iconCompany Overview

Headquarters
1800 River Drive North Great Falls, Montana 59405 United States
Phone number
SIC Code
8711 - Engineering Services
NAICS Code
237 - Heavy and Civil Engineering Construction
Founded
1965
Employees
51-200

Section iconFunding & Financials

  • $25M$50M

    TD&H Engineering's revenue is estimated to be in the range of $25M$50M

Section iconFunding & Financials

  • $25M$50M

    TD&H Engineering's revenue is estimated to be in the range of $25M$50M

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