Who We Are

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 exceed
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.

Growth

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.

Clients

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.

Our Leadership Team

Alex Edwards

P.E.

Engineer – Civil

Alex’s civil engineering experience includes technical design, oversight, and management of projects throughout Montana and Wyoming. He is distinguished for his expertise in civil design with a strong foundation in site civil grading and utility infrastructure, storm analysis, water modeling, soils testing and analysis, surveying, construction administration, and project procurement and administration. Alex holds a bachelor’s degree in construction engineering technology from Montana State University.

Alex Edwards P.E.

Engineer – Civil

Andrew Cooper

P.E. & Principal

Project Manager / Engineer - Structural

Andrew Cooper is a structural engineer in the Media, Pennsylvania office. He manages a team of engineers and designers working on projects throughout the United States. Andrew is TD&H’s precast concrete expert and is a member of the Precast/Prestressed Concrete Institute (PCI) and a past member of the young professional’s group with the PCI Mid-Atlantic chapter. Andrew has a decade of extensive experience in precast concrete, having engineered over a hundred precast concrete buildings ranging from 3-4 story structures, parking garages, and warehouses, to various precast pieces such as culverts and architectural cladding panels. Andrew has facilitated projects from conception to completion meticulously handling gravity and lateral calculations, drafting erection and fabrication drawings, and analyzing precast members for lifting and handling during the shipping, trucking, and erection process.

Andrew Cooper P.E. & Principal

Project Manager / Engineer - Structural

Brady Lassila

P.E.

Transportation Discipline Leader / Project Manager / Bridge Engineer

Brady is a transportation engineer experienced in project management, analysis, and design of bridges, culverts, retaining walls, roadway, and right-of-way. He has worked on public and private projects throughout Montana, Idaho, and Washington. Brady has comprehensive bridge experience with new bridge design, bridge widening, bridge replacement, bridge preservation, bridge feasibility studies, load ratings, gravity and seismic design, QC review, PS&E, and construction services. He is proficient with AASHTO LRFD Bridge Design Specifications, Standard Specifications for Highway Bridges, and State DOT Bridge Manuals.

Brady Lassila P.E.

Transportation Discipline Leader / Project Manager / Bridge Engineer

Bucky Kempa

P.E. & Principal

Vice President/Electrical Engineer

Bucky is a licensed electrical engineer providing design and project management for all types of projects including site power distribution, building power and lighting, IT infrastructure, and security/alarm systems. His expertise consists of medical and laboratory projects as well as industrial projects, data centers/ communications facilities, higher education campus infrastructure projects and central plants with more complex systems that benefit from his years of experience. Bucky is competent in all phases of project design and management including feasibility studies, cost estimation, construction administration, and inspection. He is a LEED AP, NCEES Certified, a licensed PE in multiple states and a member of ACEC, NFPA, IAEI and IES.

Bucky Kempa P.E. & Principal

Vice President/Electrical Engineer

Chevy Baily

P.E.

Engineer – Civil/Regional Manager

Chevy’s versatility makes him a valuable asset to TD&H Engineering’s Twin Falls staff since joining the team. Chevy is a civil engineer experienced in airports, planning, municipal services, civil design, construction administration, subdivisions, streets and roads, site plans, grading, and drainage. Chevy holds a degree in civil engineering from Villanova University.

Chevy Baily P.E.

Engineer – Civil/Regional Manager

Cody Croskey

P.E.

Engineer - Civil & Environmental

Cody is a civil/environmental engineer with ten years of professional experience. His areas of expertise include civil design, floodplain development management, storm water management, water resource engineering, and construction project oversight. He is also experienced in educational facility site design, transportation engineering, environmental remediation, and stream restoration projects. Cody holds a bachelor’s degree in civil engineering from Montana State University.

Cody Croskey P.E.

Engineer - Civil & Environmental

Craig Nadeau

P.E. & Principal

Geotechnical Engineering Manager/Assistant CMT Lab Manager

Craig Nadeau is the lead geotechnical engineer for TD&H Engineering working out of our Great Falls, Montana office. Craig is licensed and manages geotechnical projects throughout Montana, North Dakota, Idaho, and Washington. Craig has been with TD&H Engineering since 2005 with work experience primarily in geotechnical engineering, geotechnical special inspections, and construction materials testing (CMT). Craig is experienced in managing a variety of large and small geotechnical and construction phase projects ranging from small residential and commercial structures to large industrial developments and municipal systems. Craig is experienced all phases of geotechnical evaluation ranging from the development of the initial site investigation plan and proposal through completion of the final geotechnical analysis and report and into construction phase services. Craig has specific experience in the analysis and evaluation of difficult subsurface soil conditions including expansive, collapsible, and liquefiable soils as well as several remediation and specialized foundations systems and alternatives to mitigate these risks.

Craig Nadeau P.E. & Principal

Geotechnical Engineering Manager/Assistant CMT Lab Manager

Dave Broquist

PE & Principal

Engineer - Mechanical

Dave is a licensed mechanical engineer with design and project management experience in hospital additions, office buildings, shops, laboratories, central heating systems, and boiler and chiller plants.  Areas of specialization include district steam and hot water heating and distribution systems, critical environments such as industrial and institutional systems, museums, and laboratories.  In addition to his design experience, Dave has served on the NIH’s National/Regional Biological Containment Laboratory Site Selection Committee and served on the Montana Building Codes Council for 8 years. Dave is competent in all phases of project design and management including feasibility studies, cost estimation, construction administration, and inspection. He is licensed in several states, NCEES Certified, and a member of ASHRAE, ASME, and the International Code Council.

Dave Broquist PE & Principal

Engineer - Mechanical

Douglas A. Peppmeier

P.E. & Principal

Vice President/Regional Manager

Doug is a civil engineer and the Regional Manager of the TD&H Engineering Kalispell office.  As the Regional Manager, he is responsible for overseeing all engineering services from initial client contact through final construction.  Doug has been with TD&H Engineering since 2007 and prior to that was a project engineer for a private consulting engineering firm in Portland, OR.  His work experience includes residential, commercial and industrial land development, water, stormwater and wastewater system design, municipal permitting, urban street and county roadway design, public involvement, construction administration, and client liaison.

Douglas A. Peppmeier P.E. & Principal

Vice President/Regional Manager

James Wyatt

P.E. & Principal

Project Manager/ Mechanical Engineer

James is a licensed mechanical engineer in Montana with design and project management experience in military operational and support facilities, hangars, indoor aquatics centers, laboratories, healthcare and medical office, data centers, educational/schools, and State facilities.   James holds a Master of Science in Architectural Engineering from Penn State, a B.S. in Mechanical Engineering from Montana State University, and is a former active-duty Air Force Civil Engineering Officer and U.S. Air Force Institute of Technology faculty member.  James’ areas of specialization include muti-disciplinary project management, combined heat and power systems (CHP), central heating, cooling and distribution systems, life-cycle based energy analysis, and building heating and cooling loads modeling.   He is a member of ASHRAE.

James Wyatt P.E. & Principal

Project Manager/ Mechanical Engineer

Jana Cooper

PLA & Principal

Landscape Architecture Manager

Jana is a Professional Landscape Architect with over a decade of experience in planning, landscape architecture and design. She has contributed to the design, production and management of the planning and landscape architecture department since joining TD&H. Ms. Cooper has managed a wide range of projects through all stages of development. She has worked on many public and private projects and has strong skills related to comprehensive planning, land development and high level design. Jana Cooper has worked on projects from Montana to Arizona as well as internationally including projects in Australia, London, China and the Middle East.

Jana Cooper PLA & Principal

Landscape Architecture Manager

John Juras

P.E. & Principal

Engineer - Civil

John’s career has spanned a broad range of civil engineering disciplines and activities, he has extensive experience is all phases of engineering project execution including project development, engineering studies, design and construction management. In 32 years of engineering, John has planned, designed and managed the construction of roadways, water systems, sanitary and storm sewers, water and sewer treatment systems, and many other facilities.

 

John Juras P.E. & Principal

Engineer - Civil

Kelly Okes

Principal

Financial/Human Resources Director

Kelly oversees the accounting and HR departments at TD&H. He also directly assists the President and Corporate Treasurer with the firm’s financial operations. He has over 15 years of experience in corporate accounting and employee benefit programs, including all phases of payroll and the administration of an employee stock ownership plan. Kelly has a Bachelor’s Degree in Mathematics with a minor in history from the University of Great Falls and has completed numerous undergrad accounting courses. He has served as the Secretary for the Great Falls, MT Chapter of the Society for Human Resource Management (SHRM). Kelly has been with TD&H since 2003.

Kelly Okes Principal

Financial/Human Resources Director

Kyle Palagi

P.E.

Engineer - Structural

Kyle is a project manager and licensed structural engineer with more than a decade of experience. He earned his Master’s degree from Montana State University while gaining experience in structural design of multi-story buildings. He has a wide variety of project experience including commercial buildings, seismic retrofits, education, healthcare, and industrial structures. Kyle’s background in civil engineering, surveying, materials testing, special inspections, and construction oversight contributes to his skills as a project manager. He takes a practical approach to design while implementing creative solutions that help our clients bring their vision to reality. He strives to bring economy, elegance, and efficiency to all his designs.

Kyle Palagi P.E.

Engineer - Structural

Kyle Scarr

P.E. & Principal

Engineer – Civil & Geotechnical/Regional Manager/Vice President

Kyle Scarr is the Bozeman Regional Manager and a civil/geotechnical engineer who specializes in foundation investigations, slope stability, and civil engineering design. He manages a wide range of projects including land developments, site plans, streets, grading, drainage, and water and sewer improvements. Kyle holds his master’s degree in civil engineering with a geotechnical emphasis from Montana State University. He joined TD&H Engineering in 2005 and is a Vice President and Principal of the firm.

Kyle Scarr P.E. & Principal

Engineer – Civil & Geotechnical/Regional Manager/Vice President

Lee French

P.E. & Principal

Engineer - Structural Design

Lee is a Senior Design Engineer with over 24 years’ experience performing structural calculations and preparing contract construction drawings for the design of commercial and residential building projects up to 100,000 S.F.  He has managed projects with design experience in wood, steel, light gauge steel, CMU, concrete and Post-Tensioned concrete throughout the United States.  Lee manages clients with dedication and responsiveness beginning with sound proposals with a clear view of project scope through solid design documents into construction completion. Lee is keenly aware of the importance of consistent communication between the owner, contractor, and architect from the project’s inception through its completion, emphasizing attention to design detail and project constructability.

Lee French P.E. & Principal

Engineer - Structural Design

Marissa Siemens

P.E.

Principal/Civil Engineer

Marissa is a Principal/Civil Engineer with 14 years of engineering and construction experience.  She has been involved in projects ranging from municipal water systems, arctic drilling rigs, offshore oil and gas wells, and heavy civil construction. Marissa has demonstrated strong skills in engineering design, technical writing and project management. Her particular strengths include offshore oil and gas well design, project management and construction inspection.

Marissa Siemens P.E.

Principal/Civil Engineer

Matt Beard

P.L.S

Vice President/Regional Manager

Matt is a dual registrant licensed in civil engineering and land survey and serves as the Regional Manager of the TD&H Engineering office in Watford City, ND.  With professional engineering licensure in six states, Matt brings 20 years of experience across the civil engineering disciplines and land survey profession.  His background includes geotechnical investigations, survey, rural development including preliminary planning, site plans, and infrastructure design for commercial, institutional, and community investments, structural inspections, construction administration, construction materials testing, industrial hygiene, environmental projects, and expert witness.  Matt’s expertise extends to a wide array of project experience types, 12 years of mentorship in land survey, and close integration with the construction industry being raised in a commercial general construction family small business.  Beyond his role at TD&H, Matt has served on his city council for the past eight years and continues as a board member for McKenzie County with Western Area Water Supply and McKenzie County Rural Water District.

Matt Beard P.L.S

Vice President/Regional Manager

Matt McGee

P.E. & Principal

Engineer - Civil & Environmental

Matt is a licensed civil/environmental engineer in the Bozeman, MT office. He holds a master’s degree in environmental engineering from Montana State University. He joined TD&H in 2006 and has worked on all aspects of projects and across a wide variety of projects. Matt is experienced and focused in municipal engineering including master planning, civil design and project management, construction administration, system evaluations, and development reviews. His background also includes working on private sector and university projects from conceptual design through construction phase, industrial hygiene work, and environmental projects such as wetland delineations, risk evaluations/mitigation for CERCLA work plans for remediation or development projects within identified sites.

Matt McGee P.E. & Principal

Engineer - Civil & Environmental

Michelle Bly

P.C.E.D., A.I.C.P. & Principal

Vice President/Regional Manager

Michelle is a Professional Community and Economic Developer, Certified Planner, and Certified Grant Administrator. Her experience includes 24 years of working with municipalities on water and wastewater, transportation, and environmental documentation projects. She also provides municipalities assistance with grant/loan funding, planning documents, construction administration, public involvement, and client advocacy.

Michelle Bly P.C.E.D., A.I.C.P. & Principal

Vice President/Regional Manager

Nate Young

P.E.

Civil Department Manager/Civil Engineer

Nate is the Civil Department Manager/Civil Engineer with design and field experience in hydraulics, hydrology, water, wastewater, site development, soils, and transportation design.  Nate’s experience includes modeling, preparation of plans and contract documents, preparation of design reports, surveying, field investigations, and construction administration. He is proficient in several design and modeling software, which include AutoCAD Civil 3D, Autodesk Storm and Sanitary Analysis (SSA), MicroStation, HY-8, FishXing and multiple other software.

Nate Young P.E.

Civil Department Manager/Civil Engineer

Nathan Kleinsasser

P.E. & Principal

Engineer - Electrical

Nathan is a licensed electrical engineer in the State of Montana. Nathan’s responsibilities include engineering design of electrical systems from schematics through construction.  His design experience focuses on commercial building design, including laboratory, healthcare, government, and industrial facilities with diverse capabilities in lighting/controls, power, and low voltage system design. Systems designed include interior and exterior lighting, power and distribution, data and communications, alarm and detection, emergency power, access controls, and nurse call.  Nathan is competent in all phases of project design, including detailed interdisciplinary project coordination, management, and Building Information Modeling.

Nathan Kleinsasser P.E. & Principal

Engineer - Electrical

Paul Hopkins

PhD, P.E., S.E. & Principal

Vice President/Regional Manager

Paul is a licensed structural engineer and serves as the Regional Manager of the TD&H Engineering office in Media, PA. With professional licensure in over 30 states, Paul
brings a wealth of expertise in various building materials, construction types, and geographical locations. His background includes designing large span wood and steel roof trusses, power generation and industrial structures, precast concrete garages, and buildings, as well as healthcare and higher education facilities. Paul’s expertise extends to handling projects in regions prone to high seismic, wind, and snow or a combination thereof. Beyond his role at TD&H, Paul contributes to academia as an adjunct professor at Widener University teaching structural engineering undergraduate and graduate classes since 2014. Paul maintains membership and engagement with ASCE, ACI, NCSEA, NSPE and AISC.

Paul Hopkins PhD, P.E., S.E. & Principal

Vice President/Regional Manager

Phil Odegard

P.E.

Vice President / Regional Manager

Phil has over four decades of engineering experience working in Montana, Idaho, and Washington. His extensive background includes managing multidisciplinary teams for the design and construction of transportation and public infrastructure improvements. . His transportation experience includes new roadways, major arterial widening, urban and rural reconstruction, realignment, intersections, interchanges, and associated features (including bridges, retaining walls, storm drainage, and signals). Phil l uses his leadership experience to eƯectively manage multidisciplinary teams to deliver projects that satisfy clients’ expectations and expand team members’ knowledge and depth of experience.

EXPERTISE/SKILLS
 Project Management, multidiscipline team, and sub-consultants coordination and collaboration, and coordinated development and delivery of project milestone elements and contract documents.
 Planning, environmental, right of way, public involvement processes.
 Scoping, defining project goals and objectives, forming and leading teams to meet objectives.
 Quality assurance and quality control activities.
 Managing Indefinite Delivery/Indefinite Quantity Engineering Service Contracts – multiple task orders and multiple teams working concurrently.

Phil Odegard P.E.

Vice President / Regional Manager

Rodney Blake

P.E. & Principal

Regional Manager/Structural Engineering Manager

Rodney has structural experience with all structures including bridges, roofs, tanks, foundations, buildings, etc. He is a structural engineer licensed in the states of Montana, North Dakota, Wyoming, Vermont and Idaho. He is also licensed in several Canadian provinces. He was hired by TD&H in 1999 and is the Structural Department Manager.

Rodney Blake P.E. & Principal

Regional Manager/Structural Engineering Manager

Scott Mahurin

P.E., S.E. & Principal

Engineer - Structural

Scott is a licensed professional engineer specializing in structural engineering.  Scott designs new structures and structural retrofits using all common building materials (timber, steel, concrete and masonry).  His design experience includes a variety of projects such as bridges, water holding tanks, health care facilities, school facilities, commercial structures, industrial structures, and blast design and retrofit within petrochemical facilities.  Scott holds a master’s degree in civil engineering with a structural emphasis from Montana State University and joined TD&H Engineering in 2011.

Scott Mahurin P.E., S.E. & Principal

Engineer - Structural

Steven Marsh

P.E. & Principal

Vice President/Regional Manager

Steve is the regional manager and civil engineer in our Spokane Office. He is experienced commercial and residential land development, environmental documentation, and regulatory permit acquisition. His experience includes 27 years of environmental and municipal permitting, residential, commercial and industrial land development, water, stormwater and wastewater system design, urban street and county roadway design, public involvement, construction administration, and client liaison.

Steven Marsh P.E. & Principal

Vice President/Regional Manager

Tony Stenlund

P.E., S.E. & Principal

Engineer - Structural

Tony began his career working construction.  He is a Principal at TD&H and currently heads the Structural department of the Spokane office.  He is an efficient engineer with a practical understanding of how things should be built.  He prides himself on having clear drawings, on being easy to get a hold of, and easy to work with.  Tony’s expertise is in light frame construction, concrete, and foundation design.

Tony Stenlund P.E., S.E. & Principal

Engineer - Structural

Wade DeBoo

P.E. & Principal

CEO/President/Regional Manager

Wade is TD&H Engineering’s CEO/President as well as the Regional Manager for the Great Falls office. He has over two decades of experience in civil engineering and has played a key role in the design, production and management of countless projects since joining the firm in 2000. Wade has a Master’s degree in Civil Engineering with an emphasis in hydraulics and is an invaluable member of the TD&H team.

Wade DeBoo P.E. & Principal

CEO/President/Regional Manager