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Business Details
36 Years
experience
Environmental & Civil Engineering Experts
Founded in 1990, CDW Consultants has built a reputation for delivering high-quality environmental and civil engineering consulting services. Our principals bring over seven decades of combined experience from public agencies, private consulting, and design/build firms, ensuring proven leadership and deep familiarity with technical and regulatory challenges. As a Woman-Owned and Disadvantaged Business Enterprise (WBE/DBE), we maintain a diverse team with over 50% female representation, including field staff dedicated to environmental science and engineering excellence. Our approach emphasizes responsiveness to complex compliance issues, with a track record of transforming contaminated sites into productive spaces.

We serve as both prime and subcontractor, offering integrated solutions for land development, water/wastewater systems, educational facilities, and transportation infrastructure. Our expertise in hazardous materials remediation, wetlands studies, and environmental permitting has earned recognition, including an EPA Phoenix Award for Gateway Park. With offices in Framingham, MA, we serve clients across Massachusetts, Rhode Island, New York, Connecticut, Vermont, and California, maintaining a commitment to technical rigor and client satisfaction.
Services
Environmental Permitting Hazardous Materials Investigations Civil/Site Engineering Wetlands Studies Brownfields Remediation Stormwater Management Construction Administration Air Quality Studies
Details
  • Year established: 1990
Highlights and features
  • We offer 30+ years of experience in environmental and civil engineering consulting.
  • Our team includes Licensed Site Professionals with decades of regulatory expertise.
  • We maintain WBE, DBE, and WOSB certifications for diverse contracting opportunities.
  • Our EPA Phoenix Award-winning projects demonstrate excellence in site remediation.
  • We provide integrated services for complex multi-disciplinary projects nationwide.
Associations and certifications
  • WBE (MA|RI|NY)
  • DBE (MA|RI|CT|VT|NY|CA)
  • WOSB
Services
Environmental Permitting
CDW Consultants navigates complex regulatory requirements for environmental permits, coordinating with agencies to address wetlands, endangered species, and air quality concerns. Our experts ensure compliance with federal and state regulations through strategic planning and documentation, facilitating timely project approvals while mitigating environmental impacts.
Hazardous Materials Investigations
We conduct comprehensive assessments for asbestos, lead-based paint, and hazardous substances, developing abatement plans for safe remediation. Our team provides testing, construction monitoring, and compliance documentation to ensure safe handling and disposal of hazardous materials during renovation projects.
Civil/Site Engineering
CDW delivers civil engineering solutions for utility systems, roadway design, and stormwater management. Our services include grading, drainage controls, and infrastructure design for educational, residential, and commercial developments, ensuring functional and code-compliant site layouts.
Brownfields Remediation
We specialize in transforming contaminated properties through EPA-compliant remediation strategies. Our services include site assessment, cost-effective cleanup solutions, and regulatory coordination for industrial, municipal, and private clients seeking to repurpose underutilized land.
Wetlands Studies
CDW conducts detailed wetlands delineations and mitigation planning to support development projects. Our team identifies protected areas, prepares regulatory submissions, and designs solutions that balance project needs with environmental conservation requirements.
People
Kathleen Campbell
President & CEO
With over 30 years of engineering experience, Kathleen Campbell leads CDW as President & CEO. A Licensed Professional Engineer and LEED Accredited Professional, she specializes in environmental compliance and sustainable design solutions.
Eric Wilhelmsen
Chief Engineer
Eric Wilhelmsen brings extensive expertise in civil engineering and project management to his role as Chief Engineer. He oversees technical operations and ensures delivery of high-quality engineering solutions across diverse infrastructure projects.
William Betters
Chief Operating Officer
As COO, William Betters manages day-to-day operations with 25+ years of experience in environmental consulting. A Licensed Site Professional, he focuses on operational efficiency and client relationship management.
Sue Cahalan
Director of Sustainability
Sue Cahalan leads sustainability initiatives and building sciences at CDW. With dual certifications as a LEED AP and ISSP-SA, she develops innovative strategies for environmental compliance and resource efficiency.
Brian Miller
Senior Project Manager
Brian Miller oversees complex environmental projects as a Senior Project Manager. A Licensed Site Professional, he specializes in regulatory compliance and remediation planning for industrial and municipal clients.
Questions
What environmental services does CDW offer?
CDW provides hazardous materials assessments, wetlands studies, environmental permitting, and brownfields remediation services for public and private sector clients.
Do you handle civil engineering projects?
Yes, we offer civil/site engineering including stormwater management, utility design, and infrastructure development for commercial and municipal projects.
Are you certified as a minority-owned business?
CDW holds WBE (MA|RI|NY), DBE (MA|RI|CT|VT|NY|CA), and WOSB certifications for diverse contracting opportunities.
What geographic areas do you serve?
We operate primarily in Massachusetts, Rhode Island, New York, Connecticut, Vermont, and California for environmental and engineering projects.