More than 500 contractors attended Marcos Sierra’s Mutual Success workshop in New Jersey, combining business strategy training with fundraising for humanitarian aid.
A contractor workshop led by Marcos Sierra, president of Sierra Roofing & Solar, drew 540 attendees and raised over $30,000 for Humane Borders while emphasizing implementation, margins and disciplined business growth.
Más de 500 contratistas asistieron al taller Mutual Success de Marcos Sierra en Nueva Jersey, que combinó capacitación en estrategia empresarial con recaudación de fondos para ayuda humanitaria.
Un taller para contratistas liderado por Marcos Sierra reunió a 540 asistentes y recaudó más de $30,000 para Humane Borders, destacando implementación, márgenes y crecimiento empresarial disciplinado.
Installation confidence for your crew, color options, and warranty benefits for your customers
March 2, 2026
The balance between curb appeal and durability is a concern for most homeowners. GAF Timberline HDZ® shingles represent a legacy of relentless innovation, delivering the peak performance and dependability customers trust.
Since 2018, QXO has installed over 60 roofs, partnering with local roofing contractors and suppliers across North America to give back to those who have served.
New training centers, hands-on workshops, and bilingual programs underscore the industry’s push to elevate contractor expertise and workforce development.
GAF showcases residential and commercial roofing innovations at IRE 2026, focusing on resilience, sustainability, efficiency, and tools that help contractors grow their businesses.
Timberline HDZ® Shingles always make a great first impression.
January 12, 2026
Built without compromise, Timberline HDZ® Shingles offer industry-first technologies and powerful warranties. Plus, they now offer the new Bold Definition color collection, delivering unrivaled beauty that demands a second look.