Business Details
32 Years
experience
Environmental & Geotechnical Engineering Experts in Springfield, MA
O'Reilly Talbot & Okun Associates has delivered trusted environmental, geotechnical, and industrial hygiene solutions since 1994. Our team of licensed professionals combines over 25 years of collective experience with a commitment to collaboration, innovation, and integrity. We specialize in addressing complex challenges related to contaminated sites, foundation design, hazardous materials, and regulatory compliance. Our approach prioritizes cost-effective strategies while maintaining strict adherence to safety standards and environmental stewardship.With offices in Massachusetts and Connecticut, we serve diverse industries through tailored assessments, remediation, and construction oversight. Our reputation for technical excellence and client-focused service has been built through decades of successful project execution and transparent communication. We empower communities by transforming environmental challenges into sustainable solutions that protect public health and support economic development.
Services
Environmental Site Assessment
Geotechnical Engineering
Asbestos Consulting
Vapor Intrusion Mitigation
Brownfields Redevelopment
Radon Testing
Hazardous Materials Assessment
Landfill Compliance
Soil Management
Industrial Hygiene
Details
- Year established: 1994
Highlights and features
- Over 25 years of environmental consulting and engineering experience
- Cost-effective solutions with value-minded professional teams
- Proven track record of regulatory compliance success
- Multi-disciplinary team with 30+ combined years of licensing
- Commitment to technical innovation and community sustainability
Services
Environmental Site Assessment
Our environmental site assessments identify soil and groundwater contamination through systematic testing and regulatory analysis. We conduct Phase I/II assessments, risk characterizations, and remediation planning to meet ASTM standards and regulatory requirements. Clients benefit from our expertise in MCP compliance, vapor intrusion mitigation, and cost-effective remediation strategies for commercial and industrial properties.
Geotechnical Engineering
We provide comprehensive geotechnical services including soil testing, foundation design, and construction monitoring. Our engineers evaluate subsurface conditions to ensure structural stability for buildings, dams, and infrastructure projects. Clients receive tailored recommendations for earth support systems, slope stability, and soil management that balance technical requirements with budget constraints.
Asbestos Consulting
Our certified professionals offer full-service asbestos management including surveys, abatement planning, and regulatory compliance. We specialize in school AHERA compliance, emergency abatement, and asbestos-in-soil remediation. With established relationships with MassDEP and OSHA, we ensure safe, code-compliant solutions for commercial and residential projects across New England.
Vapor Intrusion Mitigation
We assess and remediate vapor intrusion risks through soil gas testing and engineering controls. Our solutions include sub-slab depressurization systems and vapor barriers integrated into new construction. Clients benefit from our technical expertise in VOC risk assessment and cost-effective mitigation strategies that satisfy regulatory requirements while minimizing business disruption.
Brownfields Redevelopment
Our team facilitates brownfield redevelopment through environmental assessments, regulatory negotiations, and remediation planning. We help clients access funding opportunities while addressing hazardous materials and geotechnical challenges. With expertise in asbestos, lead, and PCB management, we transform contaminated sites into viable commercial and residential developments that meet community needs.
People
Ashley Sullivan
President
Civil engineering expert with 20+ years of experience in geotechnical and environmental consulting. Licensed in four states, she specializes in foundation design, dam assessments, and sustainable development. Committed to diversity and professional development within the engineering field.
Michael Talbot
Principal
Founding member with 30+ years of geotechnical engineering experience. Specializes in groundwater contamination studies and environmental remediation. Holds advanced degrees from UC Berkeley and Merrimack College. Recognized for technical expertise and team development contributions.
Jim Okun
Emeritus
Environmental chemistry expert with 30+ years of experience. Former EPA regulatory specialist and published PCB researcher. Provides strategic guidance on toxicology and risk assessment while mentoring junior staff in environmental compliance matters.
Christine Arruda
Project Manager
Certified Indoor Environmental Consultant with 20+ years of asbestos inspection experience. Manages industrial hygiene projects including mold assessment and hazardous material surveys. Combines technical expertise with CAD skills for comprehensive remediation planning.
Lori McCarthy
Environmental Team Lead
Licensed Site Professional with 20+ years of environmental consulting experience. Specializes in revitalizing contaminated neighborhoods through regulatory compliance solutions. Focuses on environmental justice initiatives while managing complex remediation projects across New England.
Questions
What environmental services does OTO offer?
We provide site assessments, remediation planning, vapor intrusion mitigation, and regulatory compliance solutions for contaminated properties.
Do you handle asbestos-related projects?
Yes, we offer comprehensive asbestos consulting including surveys, abatement planning, and regulatory compliance for commercial and residential properties.
What geotechnical engineering services are available?
Our services include soil testing, foundation design, slope stability analysis, and construction monitoring for residential and commercial developments.
Can you assist with brownfield redevelopment?
We specialize in transforming contaminated sites through environmental assessments, regulatory negotiations, and cost-effective remediation strategies.
Do you provide industrial hygiene testing?
Yes, we offer indoor air quality assessments, asbestos and lead testing, and hazardous materials evaluations to ensure workplace safety.
What areas do you serve?
We primarily serve Massachusetts and Connecticut with offices in Springfield, Boston, and Hartford.
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