Our People

José Antonio Moctezuma Reyes

Partner

Commercial Director of AKF Mexico

With over 35 years of experience in professional engineering, design, and construction and over 30 years working in the MEP / FP 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.

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.

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.

Eric Sawinski, PE

Eric has nearly two decades of academic and practical experience in engineering. Having gone through training in the Merchant Marines early in his career, he gained hands-on experience in ship engine rooms and in military contracting/ ship design. In shifting to commercial engineering over a decade ago, he brought his acquired cutting-edge engineering expertise and knowledge to the industry. In addition to a diverse portfolio of commercial and residential buildings, Eric excels at troubleshooting complex issues involved in the design and operation of MEP systems. These experiences have made him a valuable resource to facilities engineers, contractors, and clients in executing complex projects. Eric shares his knowledge with others as the P/FP NY Commercial Technical Leader.

Eric Scatton, PE

Eric is an accomplished Mechanical Engineer and Project Manager whose experience encompasses pharmaceutical, healthcare, laboratory, industrial, mission critical, agricultural, and commercial facilities. His expertise includes clean room and clean utility system design, OSD and aseptic manufacturing, cold chain storage, project management, and facility master planning. Eric has extensive experience performing energy evaluations as it applies to the improvement of existing mechanical systems, sustainable system design, and compliance with cGMP and LEED standards. He has prepared oral and written evaluations for presentation, discussion, and project application purposes.

Mariah Seaboldt, PE

Mariah is an instrumental member of AKF’s Architectural Code Consulting Practice. She is valued by clients for her responsiveness and subject knowledge. As a skilled communicator, Mariah uses her expert knowledge of building and fire codes to help her clients navigate complex situations during both design and construction. She is incredibly thorough and provides her clients with clear, detailed information to address their specific needs. She has extensive experience in building, fire, life safety, and accessibility code consulting for both existing building renovations and new construction projects. Mariah’s experience includes a variety of project types, including healthcare, residential, higher education, corporate, event spaces, transportation facilities, and hazardous materials.

Phil Simone

Partner

Partner, National Commercial Practice Leader

Phil spearheads AKF’s workplace, residential, hospitality, and retail practices. He directs the design and implementation of engineering systems for new construction, renovation, and tenant fit-out projects. Phil’s technical leadership has left its mark on the New York City skyline. His career has been marked by significant long-term partnerships with some of the largest developers, owners, operators, and architects. He is driven to optimize the occupant experience, operational efficiency, and overall value of corporate real estate facilities. Clients value his expertise, ability to explain complex system distribution issues, and no- nonsense approach to getting work done in a timely, cost-effective manner.

Sean Sonnabend, PE

Sean specializes in the development of mechanical system options and exacting energy models aimed at increasing system efficiency within new and existing buildings. His passion for Sustainability and thoughtful HVAC / Plumbing design has proven immensely valuable to clients across the nation. Sean has served as the lead mechanical engineer and energy modeler on multiple projects. His experience includes projects of varying complexities, including office, education, commercials, corporate campuses, high-rise, laboratory, and government projects.

Federico Bernal Soria

Managing Partner of the AKF Mexico Offices

Federico leads AKF's Mexico Offices, focusing on growth and development between both AKF's Mexico and US locations. Born in Mexico City, he has spent over 35 years in the MEP design industry. He specifically focuses on providing support and internal follow-up to the plumbing and fire protection teams. He is valued for his ability to build collaboratives, both internally and externally. Federico also heads the AKF MEXUS team, a group that develops design and support work for different projects in the USA. His wisdom, experience, and approach makes him a strong member of the AEC community.