A Tailored Approach to your EHS and Sustainability Needs
ALL4 is a globally recognized consulting company shaping EHS and Sustainability responsibility and creating distinction for employees, clients, and partners.
what's happening at all4
ALL4 Awarded Innovator Status in Environmental Services by Prestigious Independent Research Firm
4 The Record Articles
U.S. EPA Proposes to Repeal Certain Provisions of the Mercury and Air Toxics Standards for Power Plants
On June 11, 2025, the United States Environmental Protection Agency (U.S. EPA) proposed to repeal certain provisions of the 2024 amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Coal- and Oil-Fired Electric Util...
Read MoreU.S. EPA Proposes to Repeal GHG Standards for Fossil Fuel-Fired Power Plants
On June 11, 2025, in response to President Trump’s energy-related Executive Orders, the United States Environmental Protection Agency (U.S. EPA) signed a proposal to repeal all greenhouse gas (GHG) emissions standards for fossil fuel-fired power pl...
Read MoreUpdate on the California Climate Disclosure Laws
The California Air Resources Board (CARB) hosted a virtual workshop, which was open to the public, to discuss the state’s climate disclosure laws on May 29, 2025. The two climate disclosure laws are the Corporate Climate Data Accountability Act (co...
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Featured Environmental Consultant Solutions
providing environmental consulting services
ALL4 was founded with the goal of providing air quality consulting and have expanded our service offerings to meet changing demands. As a leading environmental compliance company, we can provide assistance with a specific project or ongoing support as you navigate the complex environmental regulatory landscape.
We can act as an extension of your staff or as an outside consultant bringing an objective eye to your processes and policies. We can also assist your management team with big-picture strategies that align environmental compliance with your strategic goals.
Ultimately, we’re a flexible partner that brings a broad spectrum of expertise to every project we work on. Our team consists of engineers, scientists, meteorologists, and other experts, including project managers with a background in environmental regulation and industry.
shaping the future of environmental responsibility
Federal, state, and local regulatory agencies all uniquely impact an organization’s air quality obligations. As political allegiances shift and new laws are passed, businesses must remain proactive about the ensuing changes. One of the main benefits of working with an environmental consultant like ALL4 is that we stay on top of an evolving regulatory landscape for you, helping you make smart decisions that position you for future success.
As a leading EHS consulting firm, we respond to these changes and play a role in shaping the future of our industry. By empowering our clients to prioritize environmental governance — and, in fact, to turn what is often viewed as a liability or hassle into something with positive long-term benefits — we help build change from the ground up.
a culture founded on education & authenticity
A key component of our ability to deliver value for our clients is our unique organizational culture. ALL4 is committed to four core values:
Authenticity: We are authentic in our communication – we advise our clients based on what they need to hear, not what they always “want” to hear. It is this philosophy that has led to long-term consulting relationships with our clients that have stood the test of time.
Ownership: We take ownership of our clients’ problems and issues – we integrate with our clients’ project teams at a level that has enabled our clients to embrace us as part of their team. Our clients’ issues are our issues and we are always seeking what is in the best interest of our clients.
Accountability: The foundation for our work is based on accountability and is how we build trust with those we work with, including colleagues, clients, and regulatory agencies.
Culture: Our culture grew out of a simple philosophy – a consulting firm’s resources are knowledge and people. We are only as good as our people and have a “best in class” work environment that fosters employee innovation, creativity, and fun. Our culture translates into a very stable workforce, providing consistency, continuity, and quality for our clients.
