Your environmental compliance is clearly our business.

ALL4 is a nationally recognized consulting company shaping environmental responsibility and creating distinction for clients, employees, and partners.

Knowledge is power...

there is no substitute for experience, and the proper application of our expertise to our clients’ projects can provide a competitive advantage within their respective industries and marketplaces.

Knowledge is power...
Best In Class...

we are extremely proud to be recognized for creating a Best In Class company culture and work environment.

Best In Class...

we will “be” our client. Our clients’ operations will be our operations, their problems will be our problems, and their successes will be our successes.


of accomplishment and personal accountability.  We challenge each person to make a substantial contribution to the overall success of ALL4.


4 the Record

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U.S. EPA's Proposed Greenhouse Gas Standards for the Utility Industry - How Powerful Are They?

July 2014 | Megan U.

A major event in the Climate Change arena occurred on March 27, 2012 when, for the first time, U.S. EPA proposed Standards of Performance for New Stationary Sources (NSPS) for emissions of carbon dioxide (CO2).  The proposed standards were specific to new affected fossil fuel-fired electric utility generating units (EGUs) and were the direct result of two (2) settlement agreements proposed concurrently by U.S. EPA on December 30, 2010...

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From the Blog

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U.S. EPA to Publish Aggregated Confidential Greenhouse Gas Information

August 1, 2014 | Meghan B.

Meghan B. Psssst!  Did you hear that U.S EPA might have plans to publish Confidential Business Information (CBI) submitted under 40 CFR Part 98 (Mandatory Gree... read post 

Data Requirements Rule (DRR): An Update on the 1-Hour SO2 NAAQS

July 31, 2014 | Frank D.

Frank D. Back in July 2010, the United States Environmental Protection Agency (U.S. EPA) published a final 1-hour sulfur dioxide (SO2) National Ambient ... read post 

GHG-Only Permitting Changes - Do You Know What Your State is Doing?

July 30, 2014 | Matt C.

Matt C. On June 23, 2014, the U.S. Supreme Court reversed the course of part of the U.S. Environmental Protection Agency’s (U.S. EPA’s) Greenhouse Gas (GHG) T... read post 

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Tom S.

Thomas Saylor

Project Engineer

Learn about ALL4 Project Engineer Tom Saylor in his Employee Spotlight!

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