21 Best Hazard Mitigation Planning Consulting Firms

When disaster strikes, the difference between a fast recovery and a prolonged crisis often comes down to planning done years in advance. 

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Hazard mitigation planning consulting firms help government agencies at every level- federal, state, and local- identify risks before they become disasters and build strategies to reduce future damage and costs. 

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Below is a curated list of 21 U.S.-based hazard mitigation planning consulting firms with a documented track record of working with government agencies, backed by a real case study or verified public record so you can see exactly what they've delivered. 

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1. Camas, LLC

Camas, LLC is a small, Oregon-based consulting firm that specializes in natural hazard mitigation planning for local and regional governments in the Pacific Northwest.

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• HQ / Founded: Jacksonville, Oregon
• Scale: Small, boutique consulting firm focused on the Pacific Northwest
• State recognition: Listed on the Oregon Department of Emergency Management's official roster of approved Natural Hazard Mitigation Plan (NHMP) consultants
• Services offered: Natural hazard mitigation plan development and updates, multi-jurisdictional planning support, community risk assessments
• Geographic reach: Primarily Oregon, serving counties, cities, and special districts within the state
• Client types: Local and regional government agencies in Oregon
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Case study: Camas, LLC does not publish a detailed public case study, but it is formally listed as an approved Natural Hazard Mitigation Plan consultant on Oregon's state emergency management roster, a credential local jurisdictions rely on when selecting a vendor for FEMA-compliant plans. View Oregon's NHMP Consultants list

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2. Michael Baker International

Michael Baker International is a global engineering, planning, and consulting firm with a long-standing emergency management practice and one of the most active federal hazard mitigation contractors in the U.S.

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• HQ / Founded: Pittsburgh, Pennsylvania, celebrating over 80 years in business
• Scale: Global engineering and consulting firm with offices across the U.S. and internationally
• Federal contracts: Leads or co-leads multiple FEMA IDIQ contracts, including a $50 million Hazard Mitigation Technical Assistance Program (HMTAP) contract (with Tetra Tech) and a $300 million Production and Technical Services (PTS) contract for FEMA Zone 1
• Services offered: State and local hazard mitigation plans, benefit-cost analysis, flood mapping, grant application support, environmental and historic preservation review, community resilience planning
• Geographic reach: Works across FEMA regions nationwide, not limited to specific states
• Client types: FEMA, state emergency management agencies, counties, and municipalities
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Case study: Michael Baker International, as part of the Alliance for Resilience and Mitigation (ARM) joint venture with Tetra Tech, was awarded a five-year, up to $50 million FEMA contract in 2020 to support hazard mitigation work across FEMA Regions 5, 6, and 7, covering 15 midwestern and south central states. The firm also co-authored New Jersey's 2024 All-Hazard Mitigation Plan. View the FEMA HMTAP contract announcement

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3. Woolpert, Inc.

Woolpert is a national architecture, engineering, and geospatial firm that provides hazard mitigation planning services to county and municipal governments, with a strong focus on multi-jurisdictional plans.

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• HQ / Founded: Dayton, Ohio, founded in 1911
• Scale: National firm with dozens of U.S. offices, spanning architecture, engineering, and geospatial services
• Specialty: Strong geospatial and GIS capabilities integrated into hazard mapping and mitigation planning work
• Services offered: Multi-jurisdictional hazard mitigation plans, GIS-based risk mapping, resiliency planning, floodplain and disaster mitigation studies
• Geographic reach: Nationwide, with documented work in the southeastern U.S.
• Client types: Counties, municipalities, and regional government bodies
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Case study: Greenville County, South Carolina retained Woolpert to facilitate its 2026 Multi-Jurisdictional Hazard Mitigation and Resiliency Plan, coordinating a Disaster Mitigation Committee made up of representatives from participating communities, state and federal agencies, and the public. View the Greenville County Hazard Mitigation and Resiliency Plan

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4. AECOM

AECOM is a global infrastructure consulting firm with a dedicated hazard mitigation and disaster risk reduction practice serving government clients worldwide.
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• HQ / Founded: Dallas, Texas, founded in 1990
• Scale: One of the largest global infrastructure and engineering firms, with operations in over 150 countries
• Specialty: Critical infrastructure protection, disaster risk reduction, climate change adaptation, physical security and hardening
• Services offered: Hazard mitigation planning, climate vulnerability assessments, sustainable infrastructure guidelines, disaster recovery support
• Geographic reach: Nationwide U.S. presence, with confirmed work for California county and airport authority clients
• Client types: County governments, airport authorities, state departments of transportation

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Case study: AECOM developed a climate resilience plan for San Diego International Airport, including a sea-level rise vulnerability assessment and action plan, and separately produced sustainable infrastructure design guidelines and analysis tools for the County of Los Angeles Public Works department. View AECOM's sustainability project summaries

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5. Dewberry

Dewberry is a national architecture, engineering, and consulting firm with a long history of FEMA-related flood risk and hazard mitigation work.

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• HQ / Founded: Fairfax, Virginia, founded in 1956
• Scale: National firm with dozens of offices across the U.S.
• Federal contracts: Long-running FEMA Risk MAP (Mapping, Assessment, and Planning) contractor
• Services offered: Flood risk mapping, hazard mitigation planning, floodplain management, hydrology and hydraulic modeling, disaster recovery support
• Geographic reach: Nationwide, with notable urban resilience projects on the East Coast
• Client types: FEMA, state agencies, and municipal governments, including major cities
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Case study: Dewberry's flood resilience work for Washington, D.C. was featured at the Association of State Floodplain Managers (ASFPM) national conference, highlighting the firm's approach to reducing urban flood risk in a dense, high-value capital city. View ASFPM 2024 Conference presentations

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6. WSP USA

WSP USA is a large engineering and professional services firm with a hazard mitigation and resilience practice supporting state and local governments across the country.
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• HQ / Founded: New York City, with WSP's global parent headquartered in Montreal, Canada
• Scale: Large national engineering and consulting firm, part of a global professional services organization
• Specialty: Hazard risk assessment, floodplain management, Community Rating System (CRS) program support
• Services offered: State and local hazard mitigation plans, drought mitigation and response plans, dam failure evacuation plans, local emergency operations plans
• Geographic reach: Nationwide, with confirmed state-level project leadership in the Mountain West
• Client types: State emergency management offices, local and federal government clients
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Case study: A WSP hazard mitigation and resilience specialist served as project manager on the Utah State Hazard Mitigation Plan (2023-2024), drawing on more than 65 local and state hazard mitigation planning projects and prior public-sector experience with the Colorado Office of Emergency Management and FEMA. View the project manager's background via APA's Planning Information Exchange

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7. Hagerty Consulting

Hagerty Consulting is a specialized emergency management consulting firm with a dedicated hazard mitigation practice serving government clients across the country.
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• HQ / Founded: Evanston, Illinois, founded in 2001
• Scale: Mid-size, emergency management-focused consultancy (not a broad multi-discipline engineering firm)
• Specialty: Deep focus on FEMA Hazard Mitigation Assistance (HMA) programs, disaster recovery, and grant management
• Services offered: Hazard mitigation planning, HMGP and BRIC grant application support, disaster recovery program management, exercise design and training
• Geographic reach: Nationwide, with a strong track record supporting major disaster-declared states
• Client types: State and local emergency management agencies, FEMA grant recipients
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Case study: Hagerty partnered with Nebraska's Department of Economic Development to design and implement a $108.9 million CDBG-DR program after Winter Storm Ulmer's flooding. As of April 2026, the work has delivered 16 affordable housing projects (roughly 781 units), 229 infrastructure and match projects worth $43 million, and support for 12 subrecipients across 60+ municipalities and special districts. View Hagerty Consulting's case study

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8. GZA GeoEnvironmental, Inc.

GZA GeoEnvironmental is a geotechnical and environmental engineering firm that also supports local governments with flood risk modeling as part of hazard mitigation planning.
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• HQ / Founded: Norwood, Massachusetts, founded in 1964
• Scale: National environmental and geotechnical engineering firm with offices across the Northeast and beyond
• Specialty: Riverine and coastal flood risk modeling, geotechnical hazard assessment
• Services offered: Flood risk modeling, dam safety assessments, geotechnical hazard analysis, hazard mitigation planning support
• Geographic reach: Primarily Northeast U.S., with broader national project experience
• Client types: Municipal and regional government agencies
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Case study: GZA GeoEnvironmental presented its riverine flood risk modeling work at the Association of State Floodplain Managers (ASFPM) national conference, demonstrating how its modeling approach informs local hazard mitigation strategy. This conference record is the best available public documentation. View ASFPM 2024 Conference presentations

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9. IEM

IEM is a specialized emergency management and disaster recovery consulting firm with an extensive library of documented government hazard mitigation projects.
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• HQ / Founded: Baton Rouge, Louisiana, founded in 1985
• Scale: Large, emergency management-focused consultancy with hundreds of employees and projects across all 50 states and several U.S. territories
• Federal contracts: Long-standing FEMA and DHS support contractor, including bioterrorism risk modeling and CBRNE defense research
• Services offered: Hazard mitigation plans, Public Assistance and HMGP support, disaster recovery program management, emergency response planning
• Geographic reach: Nationwide, with work in all 50 states, three U.S. territories, and federal agencies
• Client types: FEMA, DHS, DOD, and state, local, tribal, and territorial emergency management agencies
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Case study: IEM supported Iberville Parish, Louisiana in developing a compliant all-hazard mitigation plan, and separately developed the hazard mitigation plan for the City of Grand Prairie, Texas, covering risk assessment and mitigation strategy for the city's full range of natural hazards. View the Iberville Parish case study or the Grand Prairie, TX Hazard Mitigation Plan

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10. EMC Engineers/Scientists, LLC

EMC Engineers/Scientists is a small Oregon-based engineering firm that provides natural hazard mitigation planning support alongside its core engineering services.
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• HQ / Founded: Oregon-based small engineering firm
• Scale: Small, regionally focused practice
• State recognition: Listed on the Oregon Department of Emergency Management's official roster of approved Natural Hazard Mitigation Plan (NHMP) consultants
• Services offered: Natural hazard mitigation plan development, engineering support for hazard-related infrastructure, risk and vulnerability assessments
• Geographic reach: Primarily Oregon
• Client types: Local and regional government agencies in Oregon

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11. Tetra Tech

Tetra Tech is one of the largest engineering and environmental consulting firms in the U.S., with a dedicated emergency management and hazard mitigation practice serving federal, state, and local governments.
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• HQ / Founded: Pasadena, California, founded in 1966
• Scale: Global engineering/consulting firm (450+ offices worldwide); one of the largest players in the U.S. hazard mitigation space
• Federal contracts: Holds a FEMA Hazard Mitigation Technical Assistance Program (HMTAP) contract, in joint venture with Michael Baker International
• Services offered: State and local hazard mitigation plans, risk assessments, benefit-cost analysis, climate resilience planning, disaster recovery and CDBG-DR program management, floodplain management
• Geographic reach: Works at federal, state, and local levels across all U.S. regions (not limited to specific states)
• Client types: State emergency management agencies, FEMA, counties, and municipalities
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Case study: Tetra Tech, in joint venture with Michael Baker International, prepared New Jersey's 2024 All-Hazard Mitigation Plan, a statewide update covering natural and man-made hazards for the entire state. The update expanded stakeholder outreach to over 180 plan participant members, including 38 state agencies and 29 non-state agencies, with FEMA Region 2 providing technical oversight. View the NJ 2024 All-Hazard Mitigation Plan

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12. Punchard Consulting

Punchard Consulting is a small, founder-led firm focused exclusively on hazard risk and resilience planning, led by one of the earliest practitioners of federally-approved hazard mitigation plans.
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• HQ / Founded: Founded and led by Darrin Punchard, AICP, CFM, with over 20 years of experience in the field
• Scale: Small, founder-led boutique consultancy
• Certifications: American Institute of Certified Planners (AICP), Certified Floodplain Manager (CFM)
• Services offered: Hazard mitigation planning, risk assessment, benefit-cost analysis, disaster recovery and redevelopment planning, climate adaptation integration into state hazard mitigation plans
• Geographic reach: Nationwide, with federal, state, regional, tribal, and local government clients
• Client types: Federal agencies, state governments, tribal governments, and municipalities
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Case study: Punchard Consulting prepared some of the nation's first federally-approved hazard mitigation plans following the Disaster Mitigation Act of 2000 and has since assisted more than 500 communities. Notable work includes leading the Resilience Element of Washington, D.C.'s Comprehensive Plan and serving as a subconsultant on resilient redevelopment planning for six North Carolina counties recovering from Hurricane Matthew. View Darrin Punchard's project history

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13. AtkinsRéalis

AtkinsRéalis is a global engineering and consulting firm (formerly Atkins) with hazard mitigation and resilience planning experience, including notable work in U.S. territories.
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• HQ / Founded: Headquartered in Montreal, Canada, with major U.S. operations; Atkins brand founded in the UK in 1938
• Scale: Global engineering and design firm with tens of thousands of employees worldwide
• Specialty: Dam safety and risk mitigation, infrastructure resilience planning
• Services offered: Hazard mitigation plan templates and pilots, dam risk assessments, infrastructure resilience and climate adaptation planning
• Geographic reach: Global firm with confirmed U.S. territory work (Puerto Rico); broader U.S. presence
• Client types: Territorial and state government agencies, infrastructure owners
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Case study: AtkinsRéalis developed a dam risk mitigation plan template and pilot program for Puerto Rico, presented at the Association of State Floodplain Managers (ASFPM) national conference as a model for addressing dam-related hazards in mitigation planning. View ASFPM 2024 Conference presentations

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14. Integrated Solutions Consulting, Inc.

Integrated Solutions Consulting (ISC) is a consulting firm offering hazard mitigation and disaster recovery planning services to local and regional governments.
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• HQ / Founded: Edwardsville, Illinois
• Scale: Small to mid-size consultancy
• Specialty: Hazard mitigation and disaster recovery planning for larger communities
• Services offered: Hazard mitigation plan development, disaster recovery planning, community resilience consulting
• Geographic reach: Multi-state U.S. presence, based in the Midwest
• Client types: Local and regional government agencies

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15. CDM Smith

CDM Smith is a large engineering and construction firm with a two-decade relationship with FEMA supporting disaster recovery and hazard mitigation work nationwide.
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• HQ / Founded: Boston, Massachusetts, founded in 1947
• Scale: Large national and international engineering firm
• Federal contracts: Joint venture partner with Jacobs on FEMA's Public Assistance Technical Assistance Contract V (PA TAC V), valued up to $570.5 million
• Services offered: Hazard mitigation strategy, site inspection, technical evaluation and cost analysis, disaster recovery program support, sustainable and resilient infrastructure planning
• Geographic reach: Supports FEMA Regions 7, 9, and 10, spanning the Midwest to the Pacific Islands
• Client types: FEMA, state and local governments recovering from federally declared disasters
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Case study: CDM Smith, in joint venture with Jacobs, was awarded FEMA's Public Assistance Technical Assistance Contract V in 2024, an indefinite delivery/indefinite quantity contract worth up to $570.5 million to provide hazard mitigation strategies and disaster recovery support across FEMA Regions 7, 9, and 10, continuing a FEMA relationship of more than 20 years. View CDM Smith's FEMA contract announcement

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16. Wilson & Associates Consulting, LLC

Wilson & Associates Consulting is a small consulting firm providing natural hazard mitigation planning support to local governments, recognized on Oregon's state consultant roster.
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• HQ / Founded: Small, independently owned consulting practice
• Scale: Boutique consultancy
• State recognition: Listed on the Oregon Department of Emergency Management's official roster of approved Natural Hazard Mitigation Plan (NHMP) consultants
• Services offered: Natural hazard mitigation plan development and updates, community risk assessments
• Geographic reach: Primarily Oregon
• Client types: Local and regional government agencies in Oregon
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Case study: Wilson & Associates Consulting does not publish a dedicated case study, but it is formally listed as an approved Natural Hazard Mitigation Plan consultant on Oregon's state emergency management roster, the vetting list local jurisdictions use to select FEMA-compliant plan vendors. View Oregon's NHMP Consultants list

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17. Jacobs

Jacobs is a global engineering and technical services firm and a longtime FEMA joint venture partner supporting hazard mitigation and disaster recovery work across the U.S.

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• HQ / Founded: Dallas, Texas, founded in 1947 (as Jacobs Engineering)
• Scale: Large global engineering and consulting firm
• Federal contracts: Managing partner of the FEMA Public Assistance Technical Assistance Contract V (PA TAC V), in joint venture with CDM Smith, valued up to $570.5 million
• Services offered: Hazard mitigation strategy development, site inspection, technical evaluation and cost analysis, sustainable and resilient infrastructure guidance
• Geographic reach: Supports FEMA's West Zone Regions, including Regions 7, 9, and 10
• Client types: FEMA, state and local governments recovering from federally declared disasters

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Case study: Jacobs, as managing partner of a joint venture with CDM Smith, was awarded FEMA's PA TAC V contract in 2024, a five-year IDIQ agreement worth up to $570.5 million to deliver hazard mitigation strategies and rebuild communities and critical infrastructure across FEMA's West Zone Regions, building on a JV partnership with CDM Smith dating back to 2012. View Jacobs' FEMA contract announcement

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18. Stantec

Stantec is a global design and engineering firm with a hazard mitigation and community resilience planning practice serving local and regional governments.

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• HQ / Founded: Edmonton, Canada, with major U.S. operations; founded in 1954
• Scale: Large global design and engineering firm with offices across North America
• Specialty: Integrated community hazard assessment and mitigation planning systems
• Services offered: Hazard mitigation planning, flood reduction feasibility studies, community resilience planning, GIS-based risk assessment
• Geographic reach: Nationwide U.S. presence, with documented municipal-level project work
• Client types: Municipal and regional government agencies
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Case study: Stantec developed CHAMPS, a community hazard assessment and mitigation planning system, to help local governments identify risks and prioritize mitigation actions in a structured, data-driven way. View the CHAMPS project page

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19. AC Disaster Consulting (ACDC)

AC Disaster Consulting is a woman-owned small business providing full-spectrum emergency management consulting, including hazard mitigation planning, to government clients.

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• HQ / Founded: Woman-owned small business, U.S.-based
• Scale: Small, specialized emergency management consultancy
• Certifications: Woman-owned small business (WOSB) status, relevant for government contracting set-asides
• Services offered: Hazard mitigation planning, disaster recovery consulting, emergency operations planning, exercise design
• Geographic reach: Nationwide U.S. presence
• Client types: State and local government agencies

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20. ICF

ICF is a global consulting and technology services firm with a dedicated disaster management practice supporting government clients on recovery and mitigation programs.

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• HQ / Founded: Fairfax, Virginia, founded in 1969
• Scale: Large, publicly traded consulting firm with a broad federal government client base
• Specialty: Large-scale disaster recovery program management, including CDBG-DR fund administration
• Services offered: Disaster recovery program management, hazard mitigation planning support, grant administration, community resilience planning
• Geographic reach: Nationwide, with major state-level disaster recovery program experience
• Client types: State governments, HUD, FEMA
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Case study: ICF managed New Jersey's $4.1 billion Community Development Block Grant-Disaster Recovery (CDBG-DR) program following Superstorm Sandy, helping the state administer recovery and mitigation funding at scale. View ICF's disaster management client story

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21. Witt O'Brien's

Witt O'Brien's is a risk management and emergency response consulting firm founded by a former FEMA director, with deep experience in hazard mitigation grant administration.

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• HQ / Founded: Washington, D.C., founded by James Lee Witt, former FEMA Director under the Clinton Administration
• Scale: Mid-size firm with roughly 300 full-time employees and offices in ten U.S. states, plus international offices
• Specialty: Hazard mitigation grant programs (HMGP, PDM, FMA, BRIC, CDBG-MIT), large-scale disaster recovery program management
• Services offered: Hazard mitigation planning, mitigation project development and management, benefit-cost analysis, disaster recovery program management
• Geographic reach: Nationwide, with confirmed work in U.S. territories
• Client types: Federal agencies (FEMA, DHS, DOD), state, local, tribal, and territorial governments
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Case study: Witt O'Brien's was contracted to help manage the U.S. Virgin Islands' disaster recovery program, overseeing an estimated $8 billion in federal disaster recovery funding across hundreds of reconstruction projects following the territory's major hurricanes. View the USVI disaster recovery announcement

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Need Help Choosing the Right Hazard Mitigation Firm? Pursuit Can Help!

Relay by Pursuit uses AI to analyze millions of public documents, FOIA records, and government contracts, showing you what peer agencies paid for the same hazard mitigation planning services, which vendors they hired, how those vendors performed, and what terms they secured. With real benchmarks in hand, you can negotiate from a position of strength and choose the right firm at the right price and on the right terms.