Business Details
Emergency
services
Expert Roofing Solutions for Commercial & Residential Properties
Greylock Roofing has built a reputation for excellence in roofing services across commercial and residential sectors. With decades of combined experience, our team prioritizes workmanship, customer service, and integrity. Our dedicated estimating department ensures accurate pricing and value engineering, while our OSHA-certified project teams deliver safety-focused solutions. We offer comprehensive annual maintenance plans to extend roof longevity and provide 24/7 emergency services for urgent needs.Certified to install leading roofing systems like GAF, Carlisle Syn Tec, and Sika Sarnafil, we maintain industry-leading safety standards with robust insurance coverage. As members of organizations like the National Roofing Contractors Association and US Green Building Council, we combine technical expertise with a commitment to sustainable practices.
Services
Metal Roof Installation
Slate Roof Repair
EPDM Roofing
TPO/PVC Systems
Shingle Replacement
Emergency Services
Roof Maintenance
Waterproofing
Building Envelope
Air Barrier Services
Highlights and features
- We have OSHA-certified project teams for safety-compliant installations
- We offer 24/7 emergency roofing services for urgent repairs
- Our annual maintenance plans extend roof lifespan beyond warranty periods
- Certified installers for leading roofing systems like Sika Sarnafil and GAF
- Comprehensive insurance coverage exceeding industry safety standards
Associations and certifications
- GAF
- Carlisle Syn Tec
- Sika Sarnafil
- Tremco
- Garland
- Firestone Roofing Systems
Services
Commercial Roofing
We specialize in installing and repairing commercial roofing systems including TPO, PVC, EPDM, and metal roofs. Our certified technicians use energy-efficient materials that may qualify for tax credits. We provide comprehensive solutions for new construction and restoration projects.
Residential Roofing
Our residential services cover asphalt shingles, cedar shake, slate, and synthetic roofing materials. We handle everything from minor repairs to full roof replacements, ensuring durability and aesthetic appeal for homeowners across New England.
Emergency Services
We provide immediate response for storm damage, leaks, and structural emergencies. Our 24/7 team handles urgent repairs for commercial and residential properties, minimizing damage and restoring safety with rapid deployment.
Roof Maintenance
Our annual maintenance programs include bi-annual inspections, debris removal, and system documentation. We create customized plans to extend roof lifespan beyond warranty periods while maintaining optimal performance and compliance.
Waterproofing
We install below-grade waterproofing systems and through-wall flashings for commercial buildings. Our specialists handle parking garages, plazas, and critical infrastructure using sheet or liquid membrane solutions from trusted manufacturers.
People
Lauren Knollmeyer
General Manager
Graduate of Northeastern University with degrees in Environmental Studies, Political Science, and Business Administration. Manages project operations with a focus on client satisfaction and team coordination.
Carol Mahan
Sr. Vice President of Business Operations
35+ years of construction accounting experience. Oversees financial operations including payroll, accounts payable/receivable, and strategic budget management for the company's ongoing projects.
Shawn D. Vetere
Vice President of Marketing
20+ years in sales and marketing leadership. Develops client acquisition strategies and maintains industry leadership roles in organizations like the New England Chapter of RCI.
Kevin Malloy
General Superintendent
30+ years in the roofing industry with expertise in both public and private sector projects. Oversees field operations and ensures technical excellence across all installations.
Marcelo Rosales
Roofing Estimator
Promoted from within to lead the estimating department. Known for customer-focused solutions and meticulous cost assessments that balance quality with budgetary requirements.
Questions
What types of roofing services do you offer?
We install and repair metal, copper, slate, EPDM, TPO, PVC, and shingle roofs for both commercial and residential properties.
Do you provide emergency roofing services?
Yes, we offer 24/7 emergency services for urgent roof repairs across our service areas.
Are your technicians certified?
Our team is certified to install systems from GAF, Sika Sarnafil, Carlisle Syn Tec, and other leading manufacturers.
What maintenance programs are available?
We offer annual maintenance plans with inspections, debris removal, and documentation to extend roof lifespan.
Which areas do you serve?
We operate throughout Massachusetts, New Hampshire, Rhode Island, Connecticut, and Maine.
