L H Laplante Plattsburgh NY

L H Laplante Plattsburgh NY is a family-owned mechanical services company serving Northern New York since 1986. The firm focuses on commercial and industrial HVAC systems, plumbing, and process piping for institutional and educational facilities. The team works to meet codes and project specifications while keeping job sites safe and tidy.

Business Overview

Founded in 1986, the company provides installation, replacement, repair, and inspection services for larger facilities. Emergency service is available for urgent HVAC and plumbing issues affecting building operations. Staff include experienced technicians, project managers, and support personnel who understand commercial scheduling and safety requirements.

Hours: Monday–Friday 7:00 AM – 4:30 PM. Weekend work is scheduled as needed for projects or emergency calls.

Key Services

  • HVAC installation or replacement for commercial and industrial systems
  • HVAC system repair, diagnostics, and preventative maintenance
  • Plumbing inspection, process piping, and system upgrades for institutions
  • Design-build support and system upgrades on request

The work often involves phased projects that minimize disruption to schools, hospitals, and municipal buildings. Technicians coordinate with facility staff and follow industry regulations throughout each job.

Areas Served

Primary service area includes Plattsburgh NY and nearby communities: Beekmantown, Schuyler Falls, Au Sable, Chesterfield, Cumberland Head, Morrisonville, and the Lake Champlain islands of Grand Isle and South Hero, VT. Projects across this region reflect the cold winters and older building stock common to the area.

Company History

Starting as a small mechanical service in 1986, the company grew into a regional contractor focused on larger institutional work. Over decades, the business expanded its capabilities to include process piping and full-system HVAC work while maintaining a compact, experienced crew. The company emphasizes practical solutions for complex systems rather than flashy marketing.

Leadership

Leadership comes from the founding family and long-term staff who remain based in Plattsburgh. The management team brings years of hands-on experience with commercial projects, code compliance, and safety practices. Local presence allows the company to respond quickly to facility needs across Clinton County and nearby Vermont islands.

Specialties & Highlights

  • Commercial and industrial HVAC tailored to institutional schedules
  • Process piping and plumbing inspections for educational and municipal sites
  • Design-build support on request to streamline upgrades
  • Work performed to industry standards with an emphasis on clean, safe job sites

Why Locals Choose L H Laplante

L H Laplante Plattsburgh NY has a long record of steady service to public buildings and businesses. Local clients rely on practical experience with northern New York winters, older heating systems, and the logistical needs of schools and institutions. The company aims to be dependable, precise, and respectful of campus or facility routines.

For institutional HVAC work, plumbing inspection, or process piping projects in and around Plattsburgh, L H Laplante Plattsburgh NY offers experienced staff familiar with regional conditions and regulations.

Contact Information

L H Laplante

: 52 Main Mill St, Plattsburgh, NY 12901

: (518) 561-8003

: http://www.lhlaplante.com

Business Services

  • HVAC installation or replacement
  • HVAC system repair
  • Plumbing inspection

Business Location & Hours



Mon:7:00 AM - 4:30 PM
Tue:7:00 AM - 4:30 PM
Wed:7:00 AM - 4:30 PM
Thu:7:00 AM - 4:30 PM
Fri:7:00 AM - 4:30 PM
Sat:Closed
Sun:Closed
Scroll to Top
CALL US NOW