Meet our executive team

Leading the way in building efficiency and innovation.

Our executive team brings together a wealth of experience and a passion for excellence. From visionary leadership to hands-on expertise, they drive our mission to deliver top-notch solutions for every challenge. Get to know the people behind our success and see how their dedication shapes our future.

Richard Gerbe

CEO + Co-Founder

Richard Gerbe is a 2017 ENR New York Top Young Professional and a 2016 Consulting-Specifying Engineer 40 Under 40 Award Winner. As a visionary and seasoned HVAC authority, he has nearly two decades of industry experience. His robust expertise in the best and most innovative products, technologies and processes available today for boosting building efficiency is unparalleled. Gerbe is committed to challenging the HVAC industry’s status quo and imparting a new mentality centered on greater efficiency in the built environment. Read more…

Anthony Sannazzaro

COO + Co-Founder

Anthony Sannazzaro is the Chief Operating Officer and Co-Founder of HIGHMARK. With a career marked by expertise in commercial HVAC systems, he has earned a reputation as a leading authority in the field. In 2017, he was honored with the Consulting-Specifying Engineer 40 Under 40 Award. Anthony’s technical mastery spans chilled-water system design, unitary products, complex airside systems, ice storage, controls, and energy analysis. His dedication to improving building efficiency and reducing energy costs has been a driving force in the success of countless client projects. Read more…

joseph schmitz

CHIEF SALES OFFICER

Joseph Schmitz serves as the Chief Sales Officer at HIGHMARK, where he leads the sales team in delivering cutting-edge building-efficiency technologies to architects, developers, general contractors, and MEP consulting engineers. Since joining HIGHMARK in 2015, Joseph has become a recognized expert in a range of technologies, including heat pumps for HVAC and domestic hot water systems, heat-recovery strategies, and chilled-water and condenser-water systems. Read more…

Anthony BIANCO

DIRECTOR OF SERVICE + MAINTENANCE

Anthony Bianco is the leader of the commercial HVAC Service and Maintenance team at HIGHMARK. Since joining the company in 2019, Anthony has become a trusted expert in delivering top-tier services that ensure HVAC systems operate at peak performance. His work directly contributes to improved energy efficiency, system reliability, and significant operational cost savings for clients. Read more…

Katharine Harris

Chief Financial Officer

Katharine Harris, Chief Financial Officer, joined HIGHMARK in 2024 and oversees the Company’s finance and accounting functions. Katharine brings 20 years of management experience to the team, including CFO experience leading Inc 5000 product and services companies. One of her goals as CFO is to support the growth of the HIGHMARK brand by developing financially sound and enduring customer and supply chain relationships. Read more…

Kenneth Moltner

General Counsel

Kenneth M. Moltner joined HIGHMARK in 2024 as General Counsel, bringing over 30 years of extensive legal experience. In his role, Ken oversees legal strategy and compliance, provides counsel on corporate governance, and manages complex contracts and negotiations. He also plays a key role in developing and implementing policies to ensure regulatory compliance and ethical business practices. Read more…

Melanie Leroy

Marketing Director

Melanie Leroy joined HIGHMARK in 2023 as Marketing Director, bringing 15 years of marketing expertise. She works closely with leadership to implement strategies that drive brand visibility and operational excellence across marketing and sales. Melanie oversees the development and execution of the annual marketing plan and budget, manages social media content and brand assets, and leads HIGHMARK’s presence at industry events. Read more…

Let’s create a more sustainable world.

Our team partners with engineers, contractors, owners and operators across all commercial and high-rise residential building types. We customize our building efficiency technologies for every job to meet the specific needs of the most demanding structures.