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NESEA Business Member Directory

The NESEA Business Member Directory includes all organizations that are NESEA Business, Academic, and Non-Profit/Government Members.  Please let people know that you learned about their services from the directory.

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Lacey Engineering, PLLC

PO Box 19
Grantham, New Hampshire 03753
(603) 918-0946

HVAC & plumbing system design and consulting for comfortable and energy-efficient custom single-family homes, multifamily, commercial, and institutional build.

Consulting, Deep Energy Retrofit, Energy Auditing, Engineering, Historic Restoration, HVAC, Indoor Air Quality, Mechanical Systems, Net Zero, Passive House

Landmark Services, Inc.

7 Oakland St
Medway, Massachusetts 02481
(508) 962-3000

Landmark Services specializes in renovating and restoring period homes and builds new high-performance homes. We believe that improving the performance of old homes should be a key part of any sustainable housing strategy in New England and beyond. The principal is a Certified Passive House Builder who brings more than 35 years of experience to his projects.

Deep Energy Retrofit, Design/Build, Historic Restoration, Net Zero, Passive House, Remodeling/Renovation

Lavallee Systems

39 Union Avenue
Sudbury, Massachusetts 01503
(888) 884-4122

We partner with contractors to provide plumbing, heating, and air conditioning planning and installation. We also provide homeowners with guidance to make informed decisions on system replacement, repair, and installation.

HVAC, Indoor Air Quality, Mechanical Systems, Water Heating

LEE Thermal Energy Storage

1325 Springfield St, Ste 15
Feeding Hills, Massachusetts 01030

Lewis Creek Builders

14 Morse Drive
Essex Junction, Vermont 05452
(802) 662-1630

Lewis Creek Company was founded in 2009 and has served the greater Burlington, Vermont area ever since. Our team of architectural designers and tradespeople provides a holistic, full-service design/build experience. Our process allows you to explore and refine until the design is perfectly yours. We create spaces that are functional, beautiful, and designed to complement your lifestyle.

Architecture/Design, Construction Management, Design/Build, General Contractor, Passive House, Project Management, Remodeling/Renovation

Light Hill Property Management, LLC

88 Black Falcon Ave., Ste. 171
Boston, Massachusetts 02210-2426
(617) 563-8949

Property Management, Real Estate

M.J. Moran, Inc.

4 S Main St.
Haydenville, Massachusetts 01039
(413) 268-7251

The M.J. Moran Company was formed in February of 1978 and has steadily grown in size since then. Our repeat customers include Golf, Smith College, Mount Holyoke College, Amherst College, Eaglebrook School, Northfield Mount Hermon, and Cooley Dickinson Hospital, to name a few. As a mechanical construction manager and contractor, we work closely with the architect, engineers, and owner, providing our expertise in value costing, budgeting, and scheduling. Our service area includes Western Massachusetts.

Deep Energy Retrofit, Engineering, Geothermal, HVAC, Mechanical Systems

MA Builders

4 Macy St.
Portland, Maine 04102
(207) 671-5325

At MA Builders, working together with a top-notch team of vendors, subcontractors, and carpenters, we create beautiful spaces for our clients. Our years of training and experience with traditional and sustainable building practices enable us to tackle a wide range of jobs, from small renovations to complicated restorations and new home construction. Our apprenticeship program strives to train the next generation of craftspeople, focusing on sustainability and meaningful work. With a commitment to stewardship of the planet, we work hard to build spaces that meet the needs of our clients. MA Builders serves the Greater Portland area.

Carpentry/Cabinetry, Design/Build, General Contractor, Remodeling/Renovation

MA+KE Architects

53 S. Main St Suite 204
Hanover, New Hampshire 03755
(603) 643-8868

MA+KE Architects designs for everyday life. Since 1992, we have remained on the forward edge of sustainable design practices and are passionate about integrating design, technology, energy efficiency, and affordability. Using this expertise to make design more accessible to more people, our work creates lasting value by enhancing how people live and interact with each other and contributing to a community’s character beyond the project itself. We are dedicated to making a positive impact on our clients, the environment, and the communities in which our projects are located.

Architecture/Design

Maclay Architects

4509 Main St.
Waitsfield, Vermont 05673
(802) 496-4004


Maclay Architects is now Vermont Integrated Architecture – Maclay Studio. Our work is founded on preserving and supporting our unique traditions and heritage that connect us to our natural, social, historic, and cultural fabric and resources. We create spaces which are productive, pleasant and enrich the environment and the human spirit. Our sustainable focus enables our clients to make choices based on the most current environmental materials and strategies. Our projects include educational, workplace, institutional, recreational, single family and multifamily residential, historic preservation, energy assessment and financial analysis, net zero consulting, and master planning. Our design creates positive experiences, outcomes, and future

Architecture/Design, Certification/Commissioning, Consulting, Deep Energy Retrofit, Design/Build, Net Zero, Passive House

Magnusson Architecture and Planning (MAP)

42 West 39th St.,15th Floor
New York, New York 10018
(212) 253-7820

Magnusson Architecture and Planning (MAP) is a purpose-driven architecture firm centered on socially responsible housing and community development. For more than 30 years we have been at the forefront of inclusive, sustainable and healthy design. Our work includes residential and mixed-use buildings with an emphasis on affordable, supportive, senior, transitional and market-rate housing; community facility spaces; and community-based planning and urban design.

Affordable Housing, Architecture/Design, Community Planning, Healthy Materials, Net Zero, Passive House

MaGrann Associates

1776 Broadway
New York, New York 10019
(800) 624-7266

MaGrann Associates is an energy consulting and engineering company specializing in high-performance multifamily buildings. We offer developers and owners a full range of building lifecycle services, from project planning and MEP design through construction, certification, and commissioning to post-construction building performance management. Certifications include Passive House, LEED, NGBS, EGC, ENERGY STAR, and ZERH. We serve clients throughout the Northeast and Mid-Atlantic regions from our offices in Connecticut, New York, New Jersey, Pennsylvania, and Washington, DC.

Affordable Housing, Certification/Commissioning, Consulting, Deep Energy Retrofit, Energy Auditing, Energy Modeling, Engineering, HERS Rater, Incentives, Mechanical Systems, Net Zero, Passive House, Prefab/Modular, Real Estate, Research