Landmarc Construction was established in 2007 by President Marc Gagnon, who returned to Maine after more than 15 years working in Boston and throughout Southern New England. Marc founded Landmarc with a clear vision: to create a sophisticated, client-focused commercial construction company serving the central and southern Maine markets. From the beginning, Landmarc’s goal has been to provide a personal, full-service construction experience—combining large-project expertise, strong business acumen, and advanced industry technology to deliver every project with precision and care.
Landmarc Construction is a diverse commercial construction firm specializing in consulting, construction management, design-build, and general contracting services. We deliver cost-effective, professional solutions for projects of all sizes and complexities. Our proactive approach and depth of experience ensure each project is efficiently developed and carefully managed, meeting client expectations at every stage. Our objective is to provide comprehensive construction services that minimize risk, reduce uncertainty, and prevent costly surprises.
Landmarc Construction is committed to client satisfaction, workplace safety, exceptional quality, and delivering every project on time and within the established budget.
Marc Gagnon – President
Marc is a proven construction leader with more than 35 years of commercial construction and management experience. His background includes leadership roles with both regional and national construction firms, providing him with broad expertise across all phases and types of commercial construction projects.
Known for his hands-on, solutions-driven approach, Marc has extensive experience managing technically complex projects and navigating challenging schedules and contract requirements. His ability to anticipate issues, reduce risk, and guide projects to successful completion reflects the same precision and care that define Landmarc Construction.
Marc’s long-standing relationships with regional developers, architects, engineers, and subcontractors—combined with his collaborative management style and deep industry knowledge—have earned him a reputation as a trusted construction leader who consistently delivers results for clients.