Alex Eisen-Cuadra, Ph.D.
CEO & Founder
Alex Eisen-Cuadra, Ph.D., is the CEO and Founder of ACHIEVE ENVIRONMENTAL. He oversees all project execution and ensures appropriate management controls for personnel at all levels of responsibility. Under his leadership, ACHIEVE ENVIRONMENTAL provides environmental consulting and digital solutions to clients throughout the United States, helping them secure permits, ensure accurate reporting, and maintain long-term regulatory compliance.
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Alex’s areas of expertise include air quality compliance, modeling, monitoring, and permitting (such as AERMOD and regulations under the CAA, NESHAPs, NSPS, NSR, PSD, Title V, and more); climate change and sustainability (including carbon trading systems, ESG reporting, GHGRP, and compliance under numerous state acts like the Climate Commitment Act, Climate Leadership and Community Protection Act, and others); digital services and implementation (including custom software development, coding for automation, compliance tracking systems, data analytics, and digital transformation initiatives); environmental compliance (comprising broad experience with federal statutes such as CERCLA, EPCRA, RCRA, and TSCA, and related monitoring, recordkeeping, and reporting requirements); environmental justice (including community air quality monitoring programs, community and stakeholder engagement, and cumulative impact analysis); instrumental analysis (including proficiency in a wide range of analytical methods and instruments, such as continuous monitoring systems, LDAR, mass spectrometry (GC-MS, ICP-MS, IRMS), SEM, spectroscopy (FTIR, gamma-ray, ICP-OES, NMR, UV-Vis) and stack testing conducted in accordance with EPA-approved methods; litigation support (covering consent decrees, environmental inspections and reviews, and NOV support); plan development and implementation (such as AQMP, BMP, FMP, PPC Plan, RMP, SPCC Plan, and SWPPP) across a variety of regulations; and water quality permitting and compliance (including, CWA, NPDES, stormwater, and wastewater).
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Alex holds a Ph.D. in Chemistry with specializations in Environmental Chemistry and Green Chemistry and was a full-tenured Professor and Department Chair prior to his environmental consulting career. He currently serves as Chair of the A&WMA New England Section and is on the Environmental Business Council Air Quality Working Group Leadership Team.
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Ben Mitchell
Scientist
Ben Mitchell is an environmental professional with a strong foundation in applied scientific research, data analysis, and regulatory-driven project support. He brings extensive experience in managing complex datasets, conducting technical evaluations, and supporting compliance-oriented workflows across multidisciplinary teams. In addition to supporting ongoing permitting, reporting, and long-term regulatory compliance efforts, Ben is developing a digital solution platform designed to rapidly retrieve regulatory information, engineering specifications, and technical datasets to support air, water, and waste permitting and compliance efforts across all industrial sectors throughout the United States. Ben’s background in experimental design, quality-controlled documentation, and analytical methods translates directly to environmental consulting engagements that demand a high level of accuracy and due diligence.​
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Colin Duffy
Engineer
Colin Duffy is an environmental consulting professional with expertise in human-centered analysis, data evaluation, and systems planning in regulated environments. He supports environmental consulting engagements by applying structured research methods, analytical tools, and stakeholder-focused approaches to improve compliance processes, risk communication, and program effectiveness. Colin brings a strong foundation in behavioral data analysis and process optimization that enhances regulatory reporting, program implementation, and client-facing deliverables.
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Mike Rizik
Scientist
Mike Rizik is a digital solutions professional supporting environmental consulting engagements through user-centered design, systems thinking, and cross-functional collaboration. He contributes to the development of intuitive digital tools and workflows that enhance regulatory reporting, data accessibility, and client interaction. Mike’s experience translating complex requirements into clear, usable interfaces supports effective environmental program implementation and long-term compliance management.
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Rex Feldgoise
Engineer
Rex Feldgoise is an environmental consulting engineer who supports technically complex projects through engineering analysis, modeling, and data-driven evaluation. He contributes strong analytical and problem-solving skills to environmental consulting engagements involving system performance, energy efficiency, and technology-based compliance solutions. Rex brings a disciplined engineering approach to project execution, helping ensure accuracy, reliability, and defensible technical outcomes.
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ACHIEVE ENVIRONMENTAL
Senior Scientist
Senior geospatial and data analytics professional with expertise in air dispersion modeling and air quality permitting. Brings deep expertise in spatial analysis, enterprise GIS systems, and data integration to support technically rigorous modeling, complex regulatory permitting, and defensible compliance strategies. Provides geospatial leadership for air permitting and environmental impact evaluations, delivering scalable, high-quality solutions that inform regulatory decision-making, facility planning, and long-term environmental management.​​
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Environmental Consulting &
Digital Services
ACHIEVE ENVIRONMENTAL delivers engineering and scientific excellence with deep regulatory expertise and results-driven project execution. Our professionals apply technical rigor, regulatory fluency, and disciplined management practices, enabling clients to achieve their environmental project objectives with efficiency, clarity, and confidence.