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Civil & Environmental Engineering Experts in Portsmouth, NH
CMA Engineers is a civil and environmental consulting engineering firm dedicated to delivering responsive, technically sound, and innovative solutions for public and private sector clients. Our firm emphasizes technical competence, creative problem-solving, and a commitment to sustainability while maintaining a focus on client service, employee well-being, and professional integrity. With decades of experience, we specialize in structural engineering, transportation, solid waste management, water and wastewater systems, coastal resiliency, and solar development projects.

Our mission ensures cost-effective, environmentally responsible engineering practices that prioritize public health, safety, and welfare. We foster a work environment that balances professional growth with personal life, ensuring reliable service delivery across New England and beyond.
Services
Structural Engineering Solid Waste Management Solar Development Coastal Resiliency Transportation Water & Wastewater Site Development Bridge Design Stormwater Management Environmental Permitting
Highlights and features
  • We offer 30+ years of experience in civil and environmental engineering projects.
  • Our team combines technical competence with creative problem-solving for complex challenges.
  • We maintain a strong commitment to sustainability and public safety standards.
  • Our firm prioritizes responsive service and long-term client relationships.
  • We deliver innovative solutions across structural, transportation, and coastal engineering sectors.
Services
Structural Engineering
CMA Engineers delivers structural engineering services for bridges, culverts, retaining walls, and building structures. Our expertise includes transportation infrastructure and private-sector commercial/residential projects. We provide comprehensive design, permitting, and construction engineering using both traditional and innovative methodologies.
Coastal Resiliency
Our coastal resiliency services address sea-level rise, storm surge, and tidal impacts through engineered solutions. We specialize in pier rehabilitation, seawall design, and coastal infrastructure planning for communities in New England's challenging marine environments.
Water & Wastewater
CMA Engineers provides comprehensive water distribution, wastewater collection, and treatment facility engineering. With over three decades of experience, we offer hydraulic modeling, permitting, and construction services for municipal water and wastewater infrastructure improvements.
Solar Development
We offer full-cycle solar project engineering including site feasibility analysis, environmental assessments, and permitting. Our services cover layout design, regulatory approvals, and construction support for utility-scale and commercial solar installations.
Solid Waste Management
CMA Engineers provides planning, design, and permitting services for landfills, transfer stations, and recycling facilities. Our expertise includes leachate management systems, post-closure monitoring, and compliance with environmental regulations for municipal solid waste projects.
People
Rhonda Forrester
Project Manager
Rhonda Forrester, P.E., brings extensive engineering experience to CMA Engineers' Portland office, supporting our growing New England practice with technical expertise and client-focused solutions.
Jason Beaudet
Project Engineer
Jason Beaudet, P.E., specializes in civil engineering projects and has participated in significant infrastructure developments including the South Manchester Rail Trail ribbon cutting ceremony.
Jodie Bray Strickland
Project Engineer
Jodie Bray Strickland, P.E., contributes engineering expertise to transportation and infrastructure projects, recently participating in the South Manchester Rail Trail opening event.
Questions
What engineering services does CMA Engineers offer?
We provide structural engineering, transportation design, coastal resiliency, water/wastewater systems, solid waste management, and solar development projects.
Which areas does CMA Engineers serve?
Our primary service areas include Portsmouth, Manchester, and Dover in New Hampshire, as well as Portland, Maine.
What makes CMA Engineers unique?
We combine technical expertise with creative problem-solving and prioritize sustainability, public safety, and client collaboration in all engineering projects.
Do you handle both public and private sector projects?
Yes, we work with municipalities, state agencies, and private clients on infrastructure, environmental, and development projects.
How does CMA Engineers approach coastal resiliency?
We design infrastructure to withstand climate impacts, including sea-level rise planning, tidal crossing improvements, and storm surge protection systems.
Can you assist with solar project permitting?
Yes, we provide complete permitting services for solar installations, including environmental assessments and local/state regulatory approvals.