Our People

Charlie Marino

Partner

Partner and Co-director of AKF's Energy+Performance group, Charlie is a national leader in energy optimization. Whether performing portfolio-wide energy analyses for major corporate campuses or enabling universities to achieve their sustainability goals, Charlie solves challenges today to build a more sustainable future. Charlie was the commercial sector chair for the NYC Mayor’s Office of Sustainability 80x50 Technical Working Group, and more recently a participant in Urban Green Council’s 80x50 Buildings Partnership to provide guidance and commentary to City Council as they refined Local Law 97. Currently, Charlie serves on the Boards of both ASHRAE NY and Building Energy Exchange to help foster communication between sustainability professionals and the consultant engineering community.

Brendan McGrath, PE

Brendan is a crucial member of the AKF Commissioning and Testing team. He is a knowledgeable, reliable, and responsive commissioning engineer who’s goal is to provide clients with the most efficient, dependable building systems. Brendan manages AKF’s Mid-Atlantic and Southeast Commissioning services, working on projects from New Jersey through Virginia. He is responsible for performance verification of building systems throughout all stages of a building’s life. Brendan also works with building owners to educate their facility operating staff regarding building system health, how to properly maintain systems, and how to ensure they are operating as intended and at expected levels of performance.

Christopher McHugh, PE

Partner

Partner, Co-Chief Operations Officer

As Co-COO, Partner, and Mechanical Engineer, Chris is an industry-recognized leader and sought after partner on portfolio-defining projects in New York City and around the world. He has managed some of the firm’s most significant accounts and has built relationships that have lasted multiple decades. Chris keenly balances cost and constructibility with a drive to discover and implement innovative solutions. He leads AKF’s quality assurance and continual improvement program. His depth of experience and decades of leadership in nationally recognized industry organizations such as ASHRAE (past president of NY chapter) and his instrumental role in establishing DOB codes on various committees lay the groundwork for AKF’s engineering leadership.

Dennis Michel

Dennis has 40 years of experience in the design and construction of MEP systems for a wide variety of commercial and institutional projects. He is involved in all aspects of the project’s design, coordination, and feasibility, from planning through construction. He works personally with clients to provide designs that will achieve a solution to their needs. As a Senior Technical leader, Dennis provides mentorship and guidance to the technical staff firmwide.

José Antonio Moctezuma Reyes

Partner

Commercial Director of AKF Mexico

With over 25 years of experience in the Engineering / Design and Construction Consulting field, and more than 20 years working in the MEP field, Antonio is a vital member of the partnership leading AKF's Mexico Offices. Antonio is known for his ability to understand business needs and develop intelligence-driven strategies to help clients achieve their goals. As the Commercial Director of the Mexico Offices, Antonio works with internal and external project teams to develop innovative solutions that help drive client satisfaction and generate positive end results.

David Moreno, PE

Partner

Dave has been an integral part of the strategic growth and development of AKF’s Philadelphia and Washington DC locations. Much of this success can be attributed to Dave’s creative leadership and his commitment to building and maintaining long-term relationships of trust. He has led his technical teams in projects from 600 SF to over 1 million SF and of various project types such as Commercial, Healthcare, Higher Ed, Central Plant / Infrastructure, Transportation, Residential / Mixed-use, and more. Additionally, Dave has spoken at professional conferences on Energy Modeling and BIM and his work has been published in trade journals.

José Martín Núñez

Partner

José is a partner of AKF with over 30 years experience throughout North, Central and South America. He is one of the founding members of AKF Mexico and brings that dedication to his projects. His role as Partner in Charge allows him to play an active role in the projects he oversees. He currently leads the engineering practice and the technical committee, sharing his experience in design, installation, project management and commissioning. He believes in the future of the industry and also focuses on mentoring young engineers.

Roselin Osser, PE

Roselin is a dynamic and detail-oriented energy engineer specializing in building performance consulting. She has managed diverse sustainability consulting projects including complex science laboratories, archival spaces with unique requirements, multifamily buildings, schools, and offices. Along with her proficiency in eQuest energy modeling and the LEED rating system, she brings to AKF a unique enthusiasm for inspiring project teams to reduce environmental impact through high performance design. Roselin has frequently presented educational content to clients and AEC professionals on topics including the use of energy modeling in the design process, high performance laboratory design, various energy codes, and most recently Boston's new BERDO 2.0 legislation.

Gabriel Pescosolido

Gabriel’s collaborative attitude and commitment to client goals have led to his success as a project manager. As the point person on projects he is dedicated to both internal and external clients; valuing responsiveness, accountability, and quality. Gabriel uses his excellent communication skills to keep project teams well informed, building lasting relationships within design team and owner-direct environments.

Kevin Powell

National Director, Critical Space

Kevin joins AKF as National Director, Critical Space with over 30 years of experience that includes industrial automation, system integration, critical systems, and building power distribution. He also participates in many national industry events and is a current committee member of the 7x24 Exchange Metro NY Chapter. He works with a geographically diverse team of skilled engineers who are responsible for executing AKF’s Critical Space projects throughout North America, including Latin America. Kevin has established credibility and trust through a long history of building and maintaining successful client relationships while advancing sophisticated design solutions, cementing his role as a leader in the Critical Space market.

Mark Rattenbury, PE

Partner

Mark brings over 25 years of experience to his role as New England Division Leader. Mark's leadership, patience, and meticulous attention to detail can be attributed to his time in the Navy, where he once served on the submarine USS Lafayette. Today, his steady stewardship in the New England division and his commitment to cross-discipline engagement and teaching of others has made Mark a much sought-after collaborator. His knowledge of the electrical field, execution, and management of technical aspects including specification development, report generation, and quality control make him an invaluable resource for project teams.

Deborah Reider, PE

Partner

Deborah is a proven leader and expert project manager which she leverages in her role as Minnesota Division Leader. Debbie remains diligent and detail-oriented with each client through project completion while offering tailored solutions across sectors. She is valued by clients and colleagues for her knowledge, communication skills, and professionalism. Debbie is well respected in her region, serving on the board of directors for ACEC MN as well as ACE Twin Cities Mentor Program. Additionally, Debbie believes in paying it forward, volunteering with Habitat for Humanity and the Society of Women Engineers.

Jeffrey Rios, PE

Partner

Partner and Co-director of AKF’s Energy + Performance practice, Jeff specializes in increasing energy efficiency within new and existing buildings. He is highly valued for his experience as a mechanical engineer and his expertise in energy modeling platforms. Jeff is a very collaborative member of the team, working closely with engineers, designers, and architects to provide thoughtful, results–focused solutions. He has shared his expertise at Greenbuild on WELL Building, at Urban Green on NYC Energy Codes, and as a continuing lecturer at Cooper Union. Jeff also serves as a member of the ACEC Metro Region Energy Code Committee as well as the NYC DOB Energy Code Advisory Committee.

Seth Rizzo

Seth has over 15 years of mechanical engineering design and commissioning experience with a special focus on critical systems and data centers. He is an expert in fuel oil systems and generator design, having designed / analyzed over 40 different fuel oil systems and developed an array of custom design tools along the way. Seth has deep experience in fluid dynamics problems, namely energy conservation / recovery systems, steam system design, airside systems, flood mitigation, chilled water, and condenser water system analysis. Leveraging this expertise, Seth heads AKF’s Computational Fluid Dynamics (CFD) group.

Joseph Rubino, PE

Partner

Partner, Infrastructure Service Leader

Joe leads AKF’s Infrastructure practice, and serves as the Partner in Charge on many top corporate, financial, and campus projects. He is highly respected for his technical expertise, particularly on complex mechanical and infrastructure projects involving boiler plants, central utility plants, combined heat and power systems, HVAC systems, master plans, site distribution systems, and core and shell projects. Clients value his leadership and ability to provide clear, straightforward explanations to understand their options and make informed decisions related to redundancy, reliability, efficiency, energy savings, and design concepts.

Dave Sachs, PE

Dave leads AKF’s Multi-family Residential Decarbonization efforts, having dedicated his career to assisting owners of existing buildings achieve high performance through energy efficiency and decarbonization projects. He has worked on all aspects of project development and implementation, including energy auditing, decarbonization studies, long-term capital planning, incentive program implementation, design, construction management, and commissioning.