All4 Inc.

Name

All4 Inc.

Legal name

ALL4 LLC

Website

https://all4inc.com

Company type

Private

Founded year

2002

Operating status

Operating

Headcount range

251–500 employees

Short description

ALL4 is an environmental, health, and safety (EHS) consulting firm founded in 2002 that delivers air quality, water, waste, sustainability, and compliance services to enterprise clients across chemical, data center, forest products, power, and oil and gas industries.

Ownership category

akta.pro rank

Product category

Environmental Consulting Services

NAICS

Environmental Consulting Services (54162), Environmental Consulting Services (541620), Engineering Services (541330)

SIC

Services-Engineering, Accounting, Research, Management (8700), Services-Engineering Services (8711)

akta.pro primary industry

Air Quality & Emissions Management (BPAHAJAI)

akta.pro secondary industries

EHS Auditing, Inspections & Assurance (BPAHAJAG), Waste & Hazardous Materials Management (incl. HazMat) (BPAHAJAK), EHS Training, Competency & Culture Programs (BPAHAJAL), Occupational Health & Industrial Hygiene (BPAHAJAD), Site Assessment & Remediation (Phase I/II, Cleanup Oversight) (BPAHAJAC), EHS Management Systems & ISO Consulting (ISO 14001/45001) (BPAHAJAF)

Keywords

• Environmental consulting services
• Air quality compliance
• EHS regulatory consulting
• Environmental permitting services
• Sustainability consulting

Headquarters

HQ city

Kimberton

HQ country

United States

HQ region

North America

Offices9 records

Markets served

GTM type

B2B

Offering type

Services

Cost components

Personnel, Operations, Marketing or Sales, Technology or R&D, Infrastructure

Revenue model

1. Professional Consulting Services: ALL4 generates revenue through professional consulting engagements, offering project-based services as well as ongoing EHS team support and staff extension services. The company provides specialized expertise across multiple environmental compliance domains including air quality, water quality, waste management, sustainability, and health & safety.

Go-to-market motion1 record

Distribution channels1 record

Marketing channels6 records

Core offering

ALL4 is an environmental, health, and safety (EHS) consulting firm that delivers project-based engagements and ongoing staff-extension services across air quality, water quality, waste management, chemical reporting, sustainability, occupational health and safety, investigation and remediation, environmental planning and permitting, and acoustics for industrial and enterprise operators. Services are led by engineers, scientists, meteorologists, and former EPA regulatory staff, and the firm also sells standalone EHS training programs such as AQ101, WATER101, WASTE101, RICE, CMS, and Source Testing courses.

Product overview

ALL4 is an environmental, health, and safety (EHS) consulting company that offers a broad portfolio of consulting services rather than a unified software product. The company's services are organized around core practice areas including Air Quality Services (compliance, permitting, modeling, monitoring), Chemical Reporting & Management, Digital Solutions for EHS management, Sustainability Services, Investigation & Remediation, Health & Safety, Waste Management, Water Quality, and Acoustics Services. These services are delivered through trained consultants including engineers, scientists, meteorologists, and regulatory experts. ALL4 also provides training programs including AQ101, WATER101, WASTE101, Wastewater Operator Trainings, Texas AQ201, CMS Training, RICE Training, and Source Testing Training. The company operates across multiple industry verticals including chemical, data centers, forest products, and power sectors.

Differentiator

Problem solved

Functional benefit

Products and services

• Air Quality Services Foundational air quality consulting services including compliance, permitting, modeling, ambient pollutant and meteorological monitoring, continuous monitoring systems, and source testing program management for industrial operators.
• Chemical Reporting & Management Chemical reporting and management consulting helping clients comply with regulatory requirements for chemical substances, including TSCA and Chemical Data Reporting (CDR).
• Digital Solutions for EHS Digital solutions consulting for EHS management, helping client teams move beyond spreadsheet-based workflows toward more connected compliance management.
• Sustainability Services Sustainability consulting including ESG strategy, reporting, and environmental sustainability initiatives for enterprise clients.
• Investigation & Remediation Environmental consulting covering investigation and remediation of site contamination, including assessment and cleanup support.
• Health & Safety Services Occupational health and safety consulting helping organizations maintain workplace safety compliance and manage EHS programs.
• Waste Management Consulting Waste management consulting covering regulatory compliance for hazardous and non-hazardous waste, including RCRA-related obligations.
• Water Quality Compliance & Permitting Water quality compliance and permitting consulting for industrial facilities, including Clean Water Act obligations.
• Acoustics Consulting Services Acoustics, noise, and vibration consulting services for industrial and commercial applications, formalized as a dedicated practice in March 2026.
• Environmental Management Systems (EMS) Consulting Environmental Management Systems implementation and support, including ISO 14001 compliance, for client EHS programs.
• Environmental Planning & Permitting Environmental planning and permitting consulting including CEQA/NEPA, biological consulting, cultural resource consulting, and regulatory permitting support.
• EHS Team Support (Staff Extension) Staff extension services allowing clients to integrate ALL4 consultants as part of their internal EHS team for ongoing support.
• Strategy and Advocacy Services Strategy and advocacy consulting aligning environmental regulatory compliance and policy positions with client business goals.
• RegTech Group Consulting Regulatory technology consulting supporting compliance automation and management for EHS programs.
• Data and Statistical Services Data and statistical consulting services for environmental compliance and reporting analysis.
• AQ101 Air Quality Training On-demand Air Quality 101 training providing foundational knowledge of the Clean Air Act and its regulatory programs.
• WATER101 Training On-demand training providing foundational knowledge of water-related regulatory programs, including the Clean Water Act framework.
• WASTE101 Training On-demand training providing foundational knowledge of waste-related regulatory programs with emphasis on RCRA.
• Wastewater Operator Training Series On-demand wastewater operator training series of eight targeted courses for operators, engineers, and facility staff.
• Texas Air Quality Training (AQ201) Texas-specific air quality training (AQ201) covering advanced state-level regulatory knowledge.
• Continuous Monitoring Systems (CMS) Training Training on Continuous Monitoring Systems (CMS) for emissions compliance monitoring.
• RICE Training Training on Reciprocating Internal Combustion Engines (RICE) regulatory requirements.
• Source Testing Training Training on source testing basics for emissions compliance programs.

Named customers8 records

Segments6 records

Ideal customer profiles5 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Scale indicators3 records

Recent moves8 records

Expansion highlights6 records

Direct peers

• Trinity Consultants: Trinity Consultants is a closely comparable EHS and air quality consulting firm offering permitting, modeling, compliance, and regulatory support across industrial clients. It overlaps directly with ALL4 on air quality permitting, dispersion modeling, and Title V/NSR services, and serves many of the same chemical, energy, and manufacturing verticals.
• Antea Group: Antea Group is a global environmental, health, safety, and sustainability consulting firm serving industrial and corporate clients. It directly overlaps ALL4's service portfolio—air quality, permitting, EHS compliance, remediation—and competes for similar chemical, energy, and manufacturing customers.
• SCS Engineers: SCS Engineers is an environmental engineering and consulting firm focused on solid waste, air quality, and EHS services. It directly overlaps ALL4 on air permitting, environmental compliance, and waste-related consulting for industrial and municipal clients, particularly in solid and hazardous waste management.

Broad incumbents

• ERM (Environmental Resources Management): ERM is the largest pure-play global environmental, health, safety, and sustainability consultancy. It competes with ALL4 across air quality, permitting, EHS, sustainability, and remediation, but at substantially greater scale and global footprint, often displacing mid-sized firms on multinational accounts.
• SLR Consulting: SLR Consulting is a global environmental and advisory consultancy with strong air quality, EHS, and remediation practices. It competes with ALL4 on air permitting and EHS work but operates at a larger international scale, including across the EMEA region where ALL4 has only an emerging presence.
• Ramboll: Ramboll is a global engineering, environmental, and consulting firm with a substantial environment and health practice. It overlaps ALL4 on air quality, environmental permitting, and EHS compliance, particularly serving industrial and energy clients, and offers broader engineering and digital capabilities.
• AECOM: AECOM is a global infrastructure consulting firm with a sizable environment practice offering air quality, permitting, remediation, and ESG services. It competes with ALL4 on industrial EHS and environmental compliance work but as part of a much larger portfolio including engineering, design, and program management.
• Jacobs: Jacobs' Critical Mission Solutions and environmental services practices compete with ALL4 on air quality compliance, permitting, and environmental management for industrial, federal, and infrastructure clients, but with significantly broader scale, federal contracting, and cross-discipline capabilities.
• GHD: GHD is a global engineering, architecture, and environmental consulting firm with an environment practice that overlaps ALL4 on air quality, water, waste, and EHS advisory work. It serves similar industrial and public-sector clients with broader geographic reach, especially across Asia-Pacific.
• WSP: WSP is a global professional services firm with a substantial environment and sustainability practice offering air quality, permitting, EHS, and remediation consulting. It competes with ALL4 on industrial and infrastructure environmental work and offers significantly larger multidisciplinary delivery capacity.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights6 records

Customer concentration

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Compliance6 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles9 records

Subsidiaries5 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A5 records

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about All4 Inc.