Building Envelope Experts Since 1987

Consulting • Engineering • Technology • Expert Witness

With over 38 years of experience, RMX Group provides specialized consulting for roofing, walls, windows, and parking garages across the United States. Trusted by prestigious institutions and Fortune 500 companies.

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Years of Experience
Serving clients since 1987 with unparalleled expertise
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Projects Completed
From historic landmarks to modern architectural marvels
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States with Active Projects
Nationwide presence across the United States

About RMX Group

38 Years of Building Envelope Excellence

Since 1987, RMX Group has been a leader in consulting, technology, and engineering for building envelope systems across the United States.

Our multi-corporation, multi-state organization brings unparalleled expertise to every project, from historic landmarks to modern architectural marvels. With projects in over 45 states and a reputation built on excellence, we are the trusted choice for building envelope solutions.

Nationwide Recognition & Expertise

RMX Group has been involved in landmark projects and legal cases that have shaped the building envelope industry across all 50 states and US territories. Our expert witness work has set precedents in federal courts, benefiting thousands of building owners nationwide.

50
States & Territories Served

Our Journey Through Time

1987

Foundation

RMX Group was established, beginning our journey in building envelope consulting with a focus on quality and innovation.

1991

John Hancock Tower

Worked on Boston's tallest building, implementing the first hurricane 100 mph warranty in the USA with a Sarnafil System.

2002

Multi-State Expansion

RMX Corporation was formally established in both Massachusetts and Florida, expanding our nationwide presence.

2010

Industry Publication

Founding Principal Mark Kelly published "ROOFING in AMERICA/AMERICAN ROOFING", now available in the Library of Congress and US Navy Library.

Our Areas of Expertise

With decades of experience, we excel in these key areas of building envelope consulting

Building Envelope Systems
Comprehensive consulting for roofing, walls, windows, and plaza-parking garages with 38+ years of specialized experience.
Expert Witness Services
Representation in major cases including class action lawsuits for building owners nationwide with successful federal court settlements.
Hurricane Damage Assessment
Specialized expertise in evaluating and addressing damage from major hurricanes including Andrew, Katrina, Sandy and many others.
Industry Education
Publication of authoritative materials and training for the building envelope industry, including internationally distributed books.

Our Services

While we evaluate many buildings, roads, bridges and civil structures - we are specialists in the building envelope field at RMX GROUP.

Preventative Maintenance
Design
Construction Quality
Expert Witness

Preventative Maintenance

Comprehensive surveys, investigations, and studies to ensure building envelope integrity

Surveys & Investigations
  • Detailed building envelope assessments
  • Roofing system evaluations
  • Wall and window inspections
  • Foundation and structural analysis
Specialized Expertise
  • Lead paint identification and management
  • Mold detection and remediation
  • Asbestos assessment and abatement
  • Indoor air quality evaluations
Areas of Focus
  • Roofing systems
  • Siding and walls
  • Windows and glazing
  • Foundations
  • Plazas and decks
  • Parking garages

Design Services

Innovative building envelope solutions tailored to your specific needs

Design Development
  • Custom building envelope designs
  • Material selection and specification
  • Performance and efficiency analysis
  • Integration with existing structures
Technical Documentation
  • Detailed construction drawings
  • Technical specifications
  • Material and product research
  • Budget and cost estimation
Innovative Solutions
  • Energy-efficient designs
  • Weather-resistant systems
  • Sustainable material options
  • Long-term performance optimization

Construction Quality Observations

Ensuring excellence in every phase of the construction process

Quality Assurance
  • On-site construction monitoring
  • Material and installation verification
  • Compliance with design specifications
  • Workmanship quality assessment
Process Evaluation
  • Construction methodology review
  • Safety protocol compliance
  • Timeline and progress assessment
  • Problem identification and resolution
Reporting & Documentation
  • Daily observation reports
  • Photographic documentation
  • Deficiency identification
  • Recommendations for improvement

Expert Witness Services

Professional testimony and analysis for legal proceedings and disputes

Legal Support
  • Deposition and trial testimony
  • Dispute resolution and mediation
  • Claims analysis and evaluation
  • Standard of care assessments
Technical Analysis
  • Failure cause determination
  • Design and construction defect analysis
  • Damage assessment and valuation
  • Repair protocol development
Documentation & Reporting
  • Expert reports and declarations
  • Visual evidence preparation
  • Technical documentation review
  • Demonstrative exhibit creation

Notable Projects & Clients

Building excellence across America's most prestigious institutions

John Hancock Tower

Boston, MA

Princeton University

New Jersey

West Point

Alumni Relations

Draper Labs

Research Facilities

Whitehead Institute

Biomedical Research

Factory Mutual

Headquarters, MA

Archdiocese of Boston

Cathedral & Churches

Military Bases

Nationwide

Nationwide Presence

RMX Group serves clients across the United States with local expertise in key metropolitan areas

Boston

Historic projects including the John Hancock Tower

New York

Skyscraper and high-rise building expertise

Miami

Hurricane damage assessment and prevention

Chicago

Commercial and industrial building projects

Cleveland

Industrial facility consulting and maintenance

Dallas

Large-scale commercial and retail projects

Los Angeles

Entertainment industry and modern architecture

Executive Team

Meet our leadership with decades of industry experience and expertise

RMX Corporation
Mark Kelly

Mark Kelly

Founding Principal & President
Northeastern University Engineer since 1979
Worked in over 45 states and several countries worldwide
Based in Boston, MA with experience across multiple states and countries
30+ years OSHA expert instructor for 10-hour & 30-hour courses

Contact Us

Get in touch with RMX Group - We'd love to hear from you

Send us a Message

Contact Information

RMX GROUP

PO BOX 387

NEEDHAM HTS

MA 02494

RMX CORPORATION

215 S. BROADWAY

SUITE 407

SALEM

NH 03079

Mark Kelly, Pres
+1 (857) 498-8807
Mark Kelly, Pres
Markkellynu@gmail.com