Mario Guagnelli
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Mario Guagnelli Email & Phone Number

Sr. Director, Operations - West at CertainTeed
Location: Cary, North Carolina, United States 17 work roles 3 schools
1 work email found @8rivers.com 4 phones found area 706, 224, and 347 LinkedIn matched
✓ Verified August 2026 4 data sources Profile completeness 100%

Contact Signals · 1 work email · 4 phones

Work email m****@8rivers.com
Direct phone (706) ***-****
LinkedIn Profile matched
3 free lookups remaining · No credit card
Current company
Role
Sr. Director, Operations - West
Location
Cary, North Carolina, United States
Company size

Who is Mario Guagnelli? Overview

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Quick answer

Mario Guagnelli is listed as Sr. Director, Operations - West at CertainTeed, a with 3734 employees, based in Cary, North Carolina, United States. AeroLeads shows a work email signal at 8rivers.com, phone signal with area code 706, 224, 347, and a matched LinkedIn profile for Mario Guagnelli.

Mario Guagnelli previously worked as Director, Operations Strategic Projects - IPG at Certainteed and VP Product Development - Calcite at 8 Rivers. Mario Guagnelli holds Master Of Business Administration (Emba) from Northwestern University - Kellogg School Of Management.

Company email context

Email format at CertainTeed

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{first}.{last}@8rivers.com
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AeroLeads found 1 current-domain work email signal for Mario Guagnelli. Compare company email patterns before reaching out.

Profile bio

About Mario Guagnelli

I am passionate about creating economic and social value through people, innovative ideas, and technology. I thrive in high-growth environments where the goal is 10X and up. From forming new businesses, developing high-performance teams, building record-breaking manufacturing facilities, expanding businesses into new international markets, to managing multi-million dollar operations.My interests:- Art and Design- Digital Transformation- Advanced Manufacturing- Climate Tech- AgTech- Sustainable Development: Clean Water, Circular Economy, and Affordable Housing.

Listed skills include Management, Strategy, Continuous Improvement, Manufacturing, and 46 others.

Current workplace

Mario Guagnelli's current company

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CertainTeed
Certainteed
Sr. Director, Operations - West
Cary, NC, US
Website
Employees
3734
AeroLeads page
17 roles

Mario Guagnelli work experience

A career timeline built from the work history available for this profile.

Sr. Director, Operations - West

Cary, Nc, Us

Director, Operations Strategic Projects - Ipg

Current

Malvern, Pa, Us

Nov 2024 - Present

Vp Product Development - Calcite

Durham, Us

Calcite: Direct air capture that is economic and actionable. Calcite’s process captures CO2 directly from air and sequesters it underground, aiming to support the world’s climate targets by removing over a billion tons of CO2 for less than $100 per ton.

Oct 2022 - Oct 2024

Co-Founder

Okoo

Global ClimateTech startup with a mission to transform our built environment into massive "CO2 sponges." We are developing technology to transform millions of tonnes of carbon dioxide into net-negative and healthy buildings worldwide.

Feb 2022 - Sep 2022

Co-Founder

Buford, Georgia, Us

IntoConcrete is an eCommerce startup that is reimagining concrete, one cast at a time. From home goods to accessories, we are bringing together artisans, designers, and studios worldwide to showcase the best of concrete design.

Apr 2021 - Sep 2022

Industrial Support Director, Performance Minerals North America

Paris, Ile-De-France, Fr

- Built and led a new team of ten senior engineers to support North American operations- Scope: Capital Projects, Automation, Capacity Planning, Reliability, Energy,Process, and Operational Excellence for 35 plants with a $750 MM revenue

Jul 2019 - Mar 2021

Industrial Director, Carbonates North America

Paris, Ile-De-France, Fr

- Led Carbonates division operations consisting of nine plants, six mines and 600+ team members with a revenue of $250 million- Participated in business transformation project, coordinated redesign and implementation of new Americas Operations organization supported by BCG and McKenzie consulting teams

Jan 2017 - Jun 2019

Founder

Idea Mill 19

An incubator supporting the formation and growth of innovative startups.- Lean startup and General Management of IntoConcrete.com, a concrete design and e-commerce firm. Roles included design, forming, funding, growing, and managing the company with operations and team members in the US and abroad. Negotiated and closed contracts with new clients Nambé, Room & Board, and Bespoke Post.- Supported and advised in the planning, startup, and management of Ghostpepper Labs, a custom software services startup.

Nov 2013 - Dec 2016

Principal Consultant, Erp Migration

Herndon, Va, Us

Hard deadline to carve-out ERP from parent company in 18 months- Participated in the selection of software and consulting companies- Led migration and implementation in Operations- Directed the development of complementary Production and Quality Control web applications using QuickBase low-code platform

Nov 2013 - Jan 2015

Head Of Health And Safety, Us

Zug, Ch

- Member of the Lafarge US Executive Committee- Led occupational health and safety to ensure compliance (MSHA/OSHA)and the wellbeing of approximately 3,000 employees at 300 sites- Implemented lean processes and led culture change to reduce incidentrates to record levels

Feb 2012 - Oct 2013

Vp Manufacturing, South America

Zug, Ch

- Member of the board of the Lafarge-Etex JV- Led operations of nine plants and three quarries in five countries: Argentina,Brazil, Chile, Colombia, and Peru- Key role in the division's expansion strategy including the construction oftwo new drywall plants in Brazil and Peru- Capacity and revenue growth of close to 30%- Implemented best practices yielding $15 million in operating costs savings

Nov 2010 - Mar 2012

Plant Manager, Querétaro Plant

Zug, Ch

- Member of the board of the Lafarge-Comex JV- Led a full turnaround of plant and quarry operations and achievedprofitability for the first time since startup- Attained zero lost time accidents, reduced employee turnover from 50% to1%, reached overall service factor of 99% and reduced operating cost by50%- Developed plant vision, performance management systems, lean processes,and HR development programs to achieve record results

Jan 2008 - Nov 2010

Startup Manager - Silver Grove Line 2 Expansion

Zug, Ch

- $120 MM Drywall Plant Expansion- Resourced and launched world's largest gypsum drywall plant- Achieved 95% OEE in half of the time vs. similar projects- Became benchmark for all plant startups in Lafarge Gypsum- Developed best practices and lead training for Project Managers worldwide

Jul 2006 - Dec 2007

Performance Manager - Manufacturing

Zug, Ch

- Managed the performance cycle of all North America operations- Developed and automated performance dashboards in collaboration with IT- Designed and produced reports and KPIs adopted across Business Units- Conducted extensive industrial benchmarking adopted across Lafarge’s gypsum division worldwide

May 2005 - Jun 2006

Quality Engineering Manager, Enterprise Analysis

Tysons Corner, Va, Us

- Established team, process and infrastructure dedicated to ensuring stability and scalability of MicroStrategy Web and Server Products- Accomplished extensive stability and scalability improvements increasing capacity from a few to thousands of supported users- Developed sizing and capacity planning guidelines and benchmarks foreach product release- Coordinated the development of data and web scalability white papers

Jan 1999 - May 2005

Software Quality Engineer

Tysons Corner, Va, Us

- Onboarding, integration and training position- Automated function and regression testing using Silk Test achieving 75%+ efficiency gains

Mar 1998 - Dec 1998

Plant Services And Maintenance Planning Manager

Monterrey, Nuevo León, Mx

- Responsible for all support activities including powerhouse, potable and waste water plant operation, contractor management, CAPEX budget and tracking ($15 million/year), and maintenance planning- Attained 35% water usage reduction, increased power plant quality index from 90 to 99%, and led corporate project to lengthen beer shelf life

May 1995 - Feb 1998
Team & coworkers

Colleagues at CertainTeed

Other employees you can reach at certainteed.com. View company contacts for 3734 employees →

3 education records

Mario Guagnelli education

Master Of Business Administration (Emba)

Northwestern University - Kellogg School Of Management

Advanced Management Program, Organizational Leadership

Insead

Bachelor Of Science (B.S.), Mechanical Engineering And Administration

Tecnológico De Monterrey
FAQ

Frequently asked questions about Mario Guagnelli

Quick answers generated from the profile data available on this page.

What company does Mario Guagnelli work for?

Mario Guagnelli works for CertainTeed.

What is Mario Guagnelli's role at CertainTeed?

Mario Guagnelli is listed as Sr. Director, Operations - West at CertainTeed.

What is Mario Guagnelli's email address?

AeroLeads has found 1 work email signal at @8rivers.com for Mario Guagnelli at CertainTeed.

What is Mario Guagnelli's phone number?

AeroLeads has found 4 phone signal(s) with area code 706, 224, 347 for Mario Guagnelli at CertainTeed.

Where is Mario Guagnelli based?

Mario Guagnelli is based in Cary, North Carolina, United States while working with CertainTeed.

What companies has Mario Guagnelli worked for?

Mario Guagnelli has worked for Certainteed, 8 Rivers, Okoo, Intoconcrete, and Imerys.

Who are Mario Guagnelli's colleagues at CertainTeed?

Mario Guagnelli's colleagues at CertainTeed include D Vergent, Jennifer Arthur, Sourabh Kulkarni, Melissa Henderson, and Ollie Martin.

How can I contact Mario Guagnelli?

You can use AeroLeads to view verified contact signals for Mario Guagnelli at CertainTeed, including work email, phone, and LinkedIn data when available.

What schools did Mario Guagnelli attend?

Mario Guagnelli holds Master Of Business Administration (Emba) from Northwestern University - Kellogg School Of Management.

What skills is Mario Guagnelli known for?

Mario Guagnelli is listed with skills including Management, Strategy, Continuous Improvement, Manufacturing, Project Management, Leadership, Team Building, and Operations Management.

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