Thomas Dean & Hoskins, Inc. (TD&H) is a consulting firm offering comprehensive civil, structural, and environmental services throughout Idaho, Montana, North Dakota, Pennsylvania and Washington. We serve a diverse clientele ranging from unincorporated communities to large cities and individuals to large corporations. We assist our clients through all project phases, from concept development through construction and warranty assistance. TD&H has been satisfying clients since its incorporation in 1965, all the while building 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 client satisfaction.

Our Mission

To perform high-quality engineering services that meet or exceeds
our clients’ desires and expectations, for a fair price, in a timely manner.

Our Staff

We provide engineering services that are a direct reflection of our skilled and knowledgeable staff. Our qualified, intelligent, self-motivated employees achieve high levels of performance, and TD&H encourages excellence by providing interesting projects, promoting professional development, offering a pleasant and cordial work environment, maintaining open communication, and providing compensation commensurate to each employee’s knowledge and ability.


TD&H is fueled by healthy, steady, and conservative growth. We invest time and capital in personnel and equipment to optimize our returns. We continue to look for opportunities in expanding markets and to position TD&H to hire the best people.


We are committed to providing our clients with high quality services at a fair price. We are fair, honest, courteous, and professional. We are sensitive to our clients’ desires and dedicated to their satisfaction.

Current Opportunities

Looking to join our team?

Take a look at our current open positions.