Our TEAM
MAKING BUILDING BETTER

A LEGACY BUILT ON PRECISION, PASSION, AND PARTNERSHIP.

Our team of mass timber experts bring together proficiency across design collaboration, engineering, mass timber supply, and project delivery – aligned to operate as a single, coordinated system.

We work at the intersection of design intent and manufacturing reality, ensuring that what is envisioned can be executed with precision, efficiency, and control.

By integrating European manufacturing methodologies with North American project delivery, we provide the structure, clarity, and alignment required to move complex mass timber projects forward with confidence.

Let’s talk about your project and how we can help. 

Christoph Loesch is a globally recognized leader in engineered wood construction, with over 35+ years of experience spanning Europe and North America. He has played a pivotal role in introducing and advancing mass timber technologies across continents, contributing to landmark projects that have set new standards in sustainable building practices. As the President and Technical Director of Mass Timber Services, Christoph oversees the engineering, manufacturing, and production of structural wood systems.

CHRISTOPH LOESCH

President, Technical Director
With over 30 years of experience spanning forestry operations, manufacturing, and executive leadership, Tony Mammone’s career has taken him across nine countries, where he has been instrumental in engineering, manufacturing, and producing over 600 structural wood building system projects. Tony's commitment to sustainable construction is evident in his work on more than 300 affordable housing units in British Columbia, where he has applied mass timber solutions to create cost-effective and environmentally friendly homes. A passionate advocate, Tony frequently shares his expertise through "Lunch & Learn" sessions, educating architects and engineers on integrating mass timber into hybrid building solutions.

TONY MAMMONE, BACHELOR MECHANICAL ENGINEERING MCGILL.

VP Client Services & Sustainable Solutions

With 30+ years of experience spanning forestry consulting, land development, heavy timber manufacturing, and mass timber specialization, Ron McDougall brings a comprehensive perspective to the evolving world of engineered wood products. His career has taken him from the forests and shop floors to boardrooms, guiding successful mass timber construction projects across various sectors. As Project Development Lead at Mass Timber Services, Ron leverages his diverse background to deliver high-quality mass timber components on time and within budget. His pragmatic and efficient approach ensures that each project maximizes value and aesthetic appeal.

RON MCDOUGALL

Project Development

With over 20 years in the construction industry and more than 15 years in project management, Derek Johnson’s career spans nearly $2 billion in successfully executed projects across a range of sectors, including power generation, water infrastructure, oil and gas, and most recently, mass timber. Derek’s professional journey has included roles as a general contractor and major equipment supplier, giving him a comprehensive understanding of complex project lifecycles from multiple perspectives. His pragmatic and solutions-oriented approach ensures every project is delivered with both efficiency and integrity, maximizing aesthetic value while staying on time and on budget. Notable projects include the YouTube SBO-1 Campus in San Bruno, the Google MT2 JAVA Campus in Mountain View, the Tallwood 1 mass timber project in Langford, and the Ilo Peaky 540MW power plant in Peru.

DEREK JOHNSON, PMP

Vice President Project Management

With a meticulous eye for detail and a strong foundation in construction systems, Alex Torres plays a key role in ensuring Mass Timber Services delivers precision-built solutions from the ground up. His deep technical knowledge and practical experience allow him to accurately assess project requirements, costs, and timelines, balancing feasibility with excellence. Alex’s commitment to accuracy and quality assurance helps drive informed decisions early in the project lifecycle, setting the stage for high-performance outcomes. Whether working alongside designers, engineers, or procurement teams, his insights are instrumental in delivering results that are not only cost-effective but built to last.

ALEX TORRES

Estimator

Greg Pullam is a forward-thinking entrepreneur whose career spans growth and innovation across oil & gas, manufacturing, modular construction, and commercial property development. As Founder and CEO of Mass Timber Services, Greg brings decades of experience in corporate management, project oversight, and end-to-end logistics, all rooted in a deep understanding of how to scale impact through thoughtful, systems-driven solutions. His leadership in the mass timber sector reflects a commitment to sustainable building practices, streamlined service delivery, and long-term industry transformation. With a progressive mindset and a passion for bringing big ideas to life, Greg continues to push the boundaries of what’s possible in engineered wood construction.

GREG PULLAM

Chief Executive Officer, Business Management

Rhea has been a steady force behind the scenes since the beginning, the kind of presence that brings clarity, structure, and calm to every facet of the business. A long-time collaborator of CEO Greg Pullam across multiple industries including oil and gas, real estate and now mass timber construction, she has played an integral role across multiple ventures, offering not just administrative oversight but the kind of dependable stewardship that keeps the foundations strong as the company grows. At Mass Timber Services, Rhea anchors the financial and operational workflows with quiet precision. Her commitment to excellence, trustworthiness, and deep institutional knowledge makes her a vital part of the team ensuring the business remains both grounded and agile as we continue to scale.

RHEA O’BRIEN

Accounting & Administration

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