Thomas Dean & Hoskins, Inc.

Helena, MT

TD&H opened the Helena office to provide services to municipal and private clients in the region along with the State and Federal agencies located in the Capital City. The Helena office is a liaison with the many state and federal agencies for our other offices to efficiently assist in getting project approvals and permits. The professionals in the Helena office have diverse skill sets to provide the wide range of services our clients need to improve and maintain our infrastructure and communities.

 

NEWS & UPDATES

Summer Internship

Kickstart your engineering career with TD&H Engineering! TD&H is seeking motivated Summer Interns across multiple disciplines including: Civil Engineering Structural Engineering Environmental Engineering Geotechnical Engineering Mechanical, Electrical and Plumbing (MEP) Engineering Transportation Engineering Industrial Hygiene Surveying With 9 offices in Montana, Idaho, Washington, North Dakota, and Pennsylvania, TD&H offers an exciting opportunity to gain hands-on…

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RECENT NEWS & Updates

Summer Internship

September 24, 2025

Kickstart your engineering career with TD&H Engineering! TD&H is seeking motivated Summer Interns across multiple disciplines including: Civil Engineering Structural…

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Sr. Civil Transportation Engineer / Project Manager

August 20, 2025

We are seeking a full-time Senior Civil Transportation Engineer/Project Manager to join our team. This is an excellent opportunity to…

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Senior Mechanical Engineer

June 4, 2025

We are seeking a full-time Senior Mechanical Engineer to join our team. This is an excellent opportunity to be part…

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Featured Projects

Montana Avenue Sidewalk Upgrades

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BlueCross BlueShield of Montana Headquarters

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ServPro Industrial Hygiene Mold, Asbestos, Lead, and Indoor Air Quality Inspections

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Clearwater Junction RV Dump Station

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