7525 Connelley Drive, Suite U

Hanover, MD 21076

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410-787-8828

Concrete Sawing & Drilling

Comprehensive concrete services, including slab sawing, wall sawing, wire sawing, core drilling, concrete breaking, and concrete pourback.

Firestop

FM4991 certified through FM Global, we ensure the proper installation of firestop in a range of applications.

Thermal & Moisture Protection

Ensuring your buildings environmental and energy performance meet and exceed expectations contributing to sustainability and durability of construction.

Fireproofing

Fireproofing

G&M Services provides professional fireproofing services for commercial and industrial buildings requiring spray-applied fire-resistive materials (SFRM).

We Provide High Quality & Cost Effective Services

G&M Services offers comprehensive concrete cutting services to clients throughout the Washington, D.C., Baltimore, Maryland, Pennsylvania, and Virginia region.

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Why Choose G&M Services, LLC?

Highly Skilled
Employees

FM4991
Certified

Bonded up to
12 Million

20 Years of
Experience

Sillica
Certified

Our Services

Our Projects

Project: MGM NATIONAL HARBOR

Contractor: THE WHITING‐TURNER CONTRACTING COMPANY (AND OTHERS)

Contract Amount: $1,727,001

Bonded?: YES

Scope: Installation of Firestop systems for various penetrations through fire‐rated walls, partitions, and CMU walls; infill embeds on hotel floors; miscellaneous concrete core‐drilling and saw cutting

Project: IMF BUILDING

Contractor: WELCH AND RUSHE (AND OTHERS)

Contract Amount: $1,149,884

Bonded?: YES

Scope: Installation of Firestop systems for all MEP penetrations through fire‐rated walls, partitions, and CMU walls; miscellaneous concrete core‐drilling and saw cutting.

Client Testimonials

Please don’t just take our world for it.

Latest Blog Posts

May 21, 2026

How Our Contractors Prioritize Safety on Each Project

G&M Services maintains exceptionally high standards when it comes to protecting both our clients and our employees. Our team is…

April 30, 2026

What is Fireproofing and What Goes into It?

Fireproofing is a critical component of modern construction that helps protect structural elements from the damaging effects of fire. While…

April 23, 2026

The Right Time to Begin Concrete Wall Saw Cutting Projects

Wall sawing is an essential process in commercial construction and renovation, used to create precise openings for windows, doors, HVAC…

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Certifications & Associations

G&M Services, LLC certifications and associations include: