Specialty Services Listings

Hazard Authority's specialty services listings compile verified provider categories across the full spectrum of environmental, occupational, and structural hazard disciplines operating in the United States. The listings span residential, commercial, industrial, and government contexts, giving property owners, facility managers, and procurement teams a structured framework for locating the right class of specialist for a given hazard type. Accurate categorization matters because misidentifying the required service — for instance, treating a regulated asbestos removal project as a general demolition task — can expose property owners to EPA enforcement actions and penalty liability. The sections below explain how categories are built, how information stays current, and how to use these listings alongside authoritative regulatory and guidance resources.

Listing categories

The listings are organized around 18 primary hazard disciplines, each representing a distinct regulatory environment, required certification pathway, and operational methodology. Rather than grouping providers by company size or geography, categories follow the hazard type itself — a structure that reflects how federal and state licensing frameworks are written.

The 18 primary disciplines covered include:

1. Asbestos abatement — regulated under EPA NESHAP (40 CFR Part 61, Subpart M) and requiring state-licensed contractors in all 50 states.
2. Lead hazard reduction — governed by EPA's Renovation, Repair and Painting (RRP) Rule at 40 CFR Part 745.
3. Mold remediation — standards set by the Institute of Inspection, Cleaning and Restoration Certification (IICRC) S520 protocol.
4. Hazardous waste disposal — subject to RCRA Subtitle C regulations administered by EPA.
5. Underground storage tank services — regulated under 40 CFR Parts 280–281.
6. Radiological hazard remediation — governed by NRC 10 CFR Part 20 and state radiation control programs.
7. Biological hazard remediation — including pathogen decontamination and Category A/B infectious substance handling.
8. Chemical hazard response — covering industrial spills, HAZWOPER-certified crews, and Tier II reporting scenarios.
9. Emergency hazard response — 24/7 mobilization services operating under NIMS-compatible incident command structures.
10. Decontamination services — personnel and equipment decontamination following exposure events.
11. Confined space hazard services — aligned with OSHA 29 CFR 1910.146 permit-required confined space standards.
12. Flood and water damage hazard services — addressing Category 2 and Category 3 contamination as defined by the IICRC S500 standard.
13. Fire damage hazard specialty services — including soot, char, and combustion byproduct remediation.
14. Structural hazard services — stabilization and assessment following collapse risk events.
15. Industrial hazard specialty services — process safety management, OSHA PSM-covered facilities.
16. Workplace hazard services — industrial hygiene, air monitoring, and exposure assessment.
17. Hazard assessment and inspection services — Phase I/II environmental site assessments per ASTM E1527-21.
18. Hazardous material containment — temporary and permanent engineering controls for active release scenarios.

Each category page links to provider credential standards, applicable regulatory citations, and cost factor summaries. For a comparative overview of how provider types differ by scope and authorization level, see types of hazard specialty service providers.

How currency is maintained

Directory listings in regulated industries degrade rapidly. Licensing boards in states such as California (DTSC), Texas (TCEQ), and New York (DEC) update contractor authorization rosters on a rolling basis, and federal rules such as the EPA RRP Rule have been amended multiple times since the original 2008 publication. Listings on this resource are cross-referenced against:

• Primary agency license databases — pulled from state environmental and occupational licensing portals where machine-readable data is publicly available.
• Federal register updates — tracked against EPA, OSHA, DOT, and NRC rule change notices.
• Industry association status lists — including AIHA, ACGIH, ABIH, and NEBB, each of which maintains credential verification portals for members.

Provider entries that cannot be validated against at least one primary credentialing source are flagged for review rather than published. This threshold matters because OSHA enforcement data consistently shows that citation rates are higher when unlicensed contractors are engaged for regulated hazard work — a pattern that increases liability for the hiring party as well as the contractor.

How to use listings alongside other resources

The listings function as a discovery and triage layer, not a substitute for due diligence. Before engaging any specialty contractor, the scope of work should be benchmarked against applicable regulatory thresholds — for example, the EPA's 260 linear feet / 160 square feet threshold for regulated asbestos-containing material before NESHAP notification requirements are triggered.

Pairing a listings search with the how to choose a hazard specialty service provider guide helps buyers structure a formal selection process. For cost benchmarking, hazard specialty service cost factors breaks down the variables — including site access complexity, waste classification, disposal distance, and permit fees — that drive price variation across similar project types. Insurance and indemnification requirements are covered separately at insurance and liability in hazard specialty services, given that certificate of insurance requirements differ materially between residential, commercial, and government contract vehicles.

How listings are organized

Within each category, providers are sorted by 4 primary attributes: geographic service territory (by state and metropolitan statistical area), credential tier (licensed, certified, or registered — which are legally distinct designations), service setting (residential, commercial, industrial, or government), and emergency response availability (24-hour versus scheduled-only). This four-attribute model allows a facility manager procuring services for a RCRA-regulated industrial site to filter out residential-only or uncredentialed vendors without manual screening.

The distinction between licensed and certified providers is operationally significant. Licensure is a government-issued authorization to practice a regulated trade — without it, work cannot legally proceed. Certification, such as the AHERA Building Inspector credential, is a training-based credential that authorizes an individual to perform specific assessment or oversight functions but does not independently authorize remediation work. Listings apply these labels as defined by the issuing authority, not interchangeably.

For background on how the overall directory structure was designed and what the scope boundaries are, see specialty services directory purpose and scope and the companion hazardous material specialty services overview.

Related resources on this site:

• Specialty Services Directory: Purpose and Scope
• How to Use This Specialty Services Resource
• Specialty Services: Topic Context