Atty. Eric Waeckerlin
Eric Waeckerlin is a trusted advisor to leading energy, oil and gas, mining, manufacturing, and industrial companies on their most complex and consequential environmental and natural resources matters. He counsels clients through high-stakes regulatory, permitting, enforcement, and policy challenges at the intersection of major project development, air quality, and climate strategy, with a practice designed to support executive decision-making and enterprise-level risk management.
Energy & Natural Resources & More Attorney · Serving Denver, CO
Profile Summary
About Eric Waeckerlin at a Glance
Eric Waeckerlin is a Shareholder based in Denver, Colorado, practicing at Greenberg Traurig, LLP. Their practice focuses on personal injury, litigation, environmental, and energy. Educated at University of Montana School of Law (J.D., 2005) and Duke University (M.A. Environmental, 2001). Active member of Professional & Community Involvement •Member, American Bar Association, 2006 to Present. Serves clients in Denver, CO and the surrounding metropolitan area.
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About Eric Waeckerlin
- Eric Waeckerlin is a trusted advisor to leading energy, oil and gas, mining, manufacturing, and industrial companies on their most complex and consequential environmental and natural resources matters
- He counsels clients through high-stakes regulatory, permitting, enforcement, and policy challenges at the intersection of major project development, air quality, and climate strategy, with a practice designed to support executive decision-making and enterprise-level risk management
- Eric is nationally recognized for his deep skills navigating the federal Clean Air Act (CAA) and its state analogues, and he routinely advises on permitting, compliance, and enforcement matters affecting large-scale conventional and low-carbon energy projects
- His experience spans the full lifecycle of major projects-from early siting and permitting strategy through construction, operation, and defense of agency actions-allowing clients to move critical projects forward while managing regulatory, reputational, and financial risk
- In addition to the CAA, Eric has substantial experience under the Resource Conservation and Recovery Act (RCRA), Clean Water Act (CWA), Safe Drinking Water Act (SDWA), Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), and the National Environmental Policy Act (NEPA)
- As energy markets evolve, Eric has been at the forefront of advising clients on climate and decarbonization strategies
- He counsels companies on domestic and international climate and methane policy, including carbon capture and other COA management regimes, emissions reduction and offset strategies, and participation in carbon and greenhouse gas markets
- His work helps clients integrate highly complex regulatory compliance with broader sustainability, investment, and corporate strategy objectives
- In high-stakes litigation and regulatory challenges, Eric has served as lead counsel for national oil and gas trade associations in challenges to federal regulations and has successfully defended oil and natural gas companies in numerous multimillion-dollar air quality enforcement actions brought by the EPA and state agencies
- Clients value his ability to combine technical regulatory knowledge with strategic judgment, making him a go-to counselor for executives and management teams navigating the legal risks shaping the future of energy
- Concentrations •Air Quality •Climate change regulation and policy •Carbon management •Conventional and clean energy project development •Emerging carbon markets •Environmental compliance •Enforcement defense •Environmental self-audit and disclosure •Federal and state administrative rulemaking •Midstream petroleum and natural gas •Project permitting and permit compliance •Solid and hazardous waste regulation •Transactional due diligence •Upstream petroleum and natural gas Judicial Clerkships •Hon
- Sam E. Haddon, U.S
- District Court for the District of Montana, 2005-2006 Recognition & Leadership Awards & Accolades •Listed, The Best Lawyers in America, 2018-2026 •Environmental Law, 2018-2026 •Litigation-Environmental, 2021-2026 •Natural Resources Law, 2021-2026 •Listed, Chambers USA Guide, Environmental Law, 2020-2025 •Listed, 5280, “Top Lawyers,” Environmental, 2021-2026 •Listed, Denver Business Journal, “Who’s Who in Energy,” 2017
Practice Areas Explained
Eric Waeckerlin's Areas of Legal Practice
Each practice area below reflects the types of cases Eric Waeckerlin handles, with a practical overview of what that area of law involves and how it may apply to your situation in Denver.
Personal Injury in Denver
Personal injury attorneys help accident victims recover compensation for medical bills, lost wages, and pain & suffering. Most work on contingency — no fee unless you win.
Eric Waeckerlin is one of 262,557 personal injury attorneys indexed nationally. Browse personal injury attorneys in Colorado →
Civil Litigation in Denver
Civil litigation attorneys for breach of contract, business disputes, civil rights, and class action lawsuits.
Eric Waeckerlin is one of 450,750 litigation attorneys indexed nationally. Browse litigation attorneys in Colorado →
Environmental Law in Denver
Environmental attorneys for regulatory compliance, contamination, land use, and natural resource law.
Eric Waeckerlin is one of 55,977 environmental attorneys indexed nationally. Browse environmental attorneys in Colorado →
Energy & Utilities Law in Denver
Energy attorneys for oil & gas, renewables, utility regulation, and energy sector transactions.
Eric Waeckerlin is one of 35,985 energy attorneys indexed nationally. Browse energy attorneys in Colorado →
Jurisdictional Context
Why Local Counsel Matters in Denver
Practicing law in Colorado. Legal matters in Colorado are governed by state-specific rules of civil and criminal procedure, statutes of limitations, and substantive law. Cases originating in Denver are typically filed in the local municipal court or the appropriate Colorado state district court, depending on subject matter and amount in controversy. An attorney licensed in Colorado brings working knowledge of local procedural deadlines, judicial practices in this venue, and the substantive law that applies to cases brought here. Out-of-state attorneys generally cannot represent clients in Colorado courts without local counsel or pro hac vice admission.
Denver Courts and Legal Process
Choosing a Denver-based attorney means your counsel already knows the local docketing timelines, preferred filing formats, and how individual judges typically rule on procedural motions — details that only come from practicing in this jurisdiction day after day. That local familiarity can translate to better strategy, faster filings, and fewer costly surprises.
Looking for additional Colorado attorneys? Browse all attorneys in Denver or all attorneys in Colorado.
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Professional Profile
Why Clients in Denver Choose Eric Waeckerlin
Selecting an attorney is one of the most consequential decisions you can make when a legal matter arises. Below are the core qualities that distinguish Eric Waeckerlin's practice in the field of personal injury, litigation, environmental, and energy.
Broad Practice Area Coverage
Covering personal injury, litigation, and environmental, Eric Waeckerlin can address the full spectrum of a client's legal needs without requiring referrals to separate specialists for each issue.
Local Presence in Denver
A Denver-based practice means Eric Waeckerlin attends hearings in the same courthouses, knows the local clerks, and understands the unwritten scheduling norms that affect every case filed here.
Case Types
Common Legal Issues Eric Waeckerlin Handles in Denver
Below is a representative sample of the types of matters Eric Waeckerlin has experience with under Colorado law. If your situation involves one of these case categories, this attorney may be well positioned to help you understand your options.
This list is illustrative, not exhaustive. Contact Eric Waeckerlin directly to discuss the specifics of your situation.
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Eric Waeckerlin's Practice Areas & Specializations
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