Meet our team of exceptionally talented, committed, and accomplished professionals.

“I’m excited for this opportunity to continue my career in Electrical Design. I’m especially intrigued to learn more about sustainability and to work for a forward thinking company that shares core values that are important to me.”

Susan has a Bachelor’s Degree of Science in Interior Design. She spent several years working at an MEP firm as a drafter before transitioning to an Electrical Designer. She is joining Petersen Engineering to continue learning the field of Electrical Design and smart sustainable design.

"I enjoy the fast-moving and multi-task nature of our work that requires us to adapt to changing project demands. I am proud to be a part of the Petersen Engineering team and excited about our continued growth in the industry."

Sarah began her engineering career as a mechanical designer before joining Petersen Engineering. She is committed to smart and sustainable mechanical system design and enjoys the collaboration and coordination between architects, engineers, owners and developers through the integrated design process. At Petersen Engineering she is responsible for overseeing multiple projects from design through construction including multi-family housing, water and wastewater treatment plants, commercial buildings, historic mill conversions and occupied rehabs.

Sarah received her BS in mechanical engineering from the University of Vermont. She is a licensed Professional Engineer in New Hampshire, Massachusetts, and Virginia, a LEED Accredited Professional, and a Certified Passive House Consultant.

“I am lucky to have the opportunity to work for a company that shares a lot of the same values I have.” 

Anthony joined Petersen Engineering in the Fall of 2021. Prior to working here, Anthony worked for the Portsmouth Naval Shipyard as a mechanical engineer for 3 years. He has recently taken up an interest in sustainable design which has led him here. He is looking forward to the various projects he will take part in and the knowledge he will gain. 

Anthony has a BS in mechanical engineering from the University of New Hampshire. He is currently working to become a Professional Engineer in New Hampshire and the surrounding states. 

“At Petersen we take pride in our work and strive to go the extra mile when designing and collaborating. This in conjunction with the emphasis on sustainable and green engineering gives a satisfaction in my work that I have not found elsewhere.” 

Bill began his career as an electrician, where he developed an understanding of electrical design and installations. It was there that he realized his desire to become an engineer. After college he spent eight years working for MEP firms in Boston where he gained is knowledge in large scale building electrical system design and project management, working on multifamily residential projects all along the east coast.  

As a Senior Electrical Project Engineer, Bill designs and reviews electrical systems for a variety of projects with a focus on multifamily residential. He enjoys collaborating with architects and other team members to solve problems that arise during the design and construction process.  

Bill earned his BS in electrical engineering at the University of Massachusetts Dartmouth. He is currently studying for his Engineer-In-Training certification.  

“I am proud to be a part of an ambitious and kind team of individuals who share the goal of realizing a smart, sustainable world.”

Kate spent the first three years of her career as a mechanical engineer supporting clean energy generation where she developed her technical and project management skills. She joined Petersen Engineering in 2022 as a project coordinator and looks forward to employing creative problem-solving skills in all aspects of her work. Kate is passionate about clean energy advocacy and enjoys embracing a collaborative approach to attain high efficiency standards, sustainability goals, and the needs of the client.  

Kate is a first-generation college graduate with a BS in mechanical engineering from Florida Atlantic University. She is working toward becoming a Professional Engineer in the state of New Hampshire.

"Petersen Engineering has provided me with the opportunity to grow as both an engineer and a humanitarian. As an emerging professional, I am so excited to be a part of this knowledgeable, kind, and highly skilled team."

Adrienne joined Petersen Engineering as a mechanical designer, and has been involved in a wide variety of project types including multifamily residential, healthcare/assisted living, school-to-residential conversions, and mill-to-residential conversions.

In addition to her engineering work, she has been instrumental in implementing our social media strategy. Prior to joining the firm, Adrienne studied at the University of New Hampshire, where she focused her senior project on renewable energy. Her passion for energy efficiency and sustainable design is why she decided to join Petersen.

Adrienne has completed courses in angel investing and venture research, small business planning and management, and digital imaging technology, and has taken on special projects within the firm to build on these interests. She is also very passionate about volunteering, and has spearheaded Petersen Engineering’s recent involvement in the Portsmouth community, in addition to implementing our social media strategy. She looks forward to helping Petersen Engineering establish long lasting relationships with local non-profit organizations.

Adrienne earned a BS in mechanical engineering from the University of New Hampshire. She is currently working toward becoming an Engineer-in-Training.

"I am very excited to be a part of the Petersen Engineering team and look forward to assisting with organization and coordination of a growing firm that is focused on the importance of sustainable design."

Erin brings nearly 20 years of organizational experience, ranging in schools from K-12 as well as higher education and many volunteer groups. Erin has a BS from University of New Hampshire.

"I am thrilled to contribute to a forward-thinking team dedicated to sustainability and energy-efficient design that positively impact both clients and the environment."

“I feel lucky to love what I do. Building systems engineering requires my ideal proportions of critical thinking and common sense, and I get great satisfaction from problem solving with a bit of creativity.”

Jonah’s career has included a wide range of building projects from Boston to New York, spanning residential, hospitality, retail, K-12, higher education, office space, manufacturing, healthcare and high-rise.  Prior to Petersen Engineering, Jonah worked as a mechanical contractor specializing in HVAC and refrigeration applications.  Today Jonah’s professional goals are closely aligned with Petersen’s mission: “Smart Sustainable Design.” He seeks to leverage his experience and perspective to deliver high quality MEP/FP projects for architects, building owners, and facility managers. Jonah is proud to work at a company that is committed to sustainability and better buildings. 

Jonah graduated from Tufts University with degrees in mechanical engineering and philosophy. He is a registered Professional Engineer in RI, MA, CT and NY, and a Certified Passive House Consultant. He holds licenses as a refrigeration contractor in RI and MA and as a pipefitting and sheet metal contractor in RI.  Jonah is a member of the American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE).  

"I’m passionate about organizational development and at Petersen Engineering I’m enjoying the opportunity and challenge of growing an organization that is firmly committed to advancing both sustainable organizational growth and engineering practices."

Doug started his career in the MEP/FP industry working at Petersen Engineering, then left to work as director of operations for several engineering and commissioning firms, before returning to Petersen. His experience includes operations, business, project and team management, design, and commissioning of building mechanical, electrical and plumbing systems.

Doug received a BS in chemical engineering from the University of New Hampshire and an MS in organizational leadership from Southern New Hampshire University, earning the outstanding student award. He is a licensed Professional Engineer in Massachusetts, Maine, and New Hampshire, a LEED Accredited Professional, and a Certified Passive House Consultant.

“I am excited in bringing my BIM experience to Petersen Engineering and feel very lucky to be a part of a company with such strong core values.”

Khushboo joined Petersen after working for almost five years in other BIM coordinator roles. At Petersen she focuses on developing BIM standards and overseeing BIM project updates. She enjoys collaborating with the design team and working with architects to overcome any BIM model challenges and believes that clear communication and friendly relationships with coworkers are critical to her ability to support the team.

Khushboo earned her bachelor’s degree in civil engineering from SCET University in India.

"I am passionate about finding sustainable and energy-efficient design solutions, and I am looking forward to joining Petersen’s committed and innovative team."

Jenna began her engineering career designing and building custom industrial control panels, where she gained experience in electrical design that considers budgetary and construction restrictions. She is excited to be joining Petersen Engineering’s collaborative team and is looking forward to contributing to their missions of sustainability and forward-thinking design.

Jenna graduated from Cornell University in the spring of 2023 with a BS in Electrical and Computer Engineering and a Minor in English

"I was at the PHIUS national conference in fall of 2021. James Petersen was presenting and mentioned Petersen Engineering had designed 32 large Passive House projects. I thought I heard the number wrong. I didn't. I had to work at a firm that wasn’t just hoping for leading edge projects but was really doing them. Sustainability isn’t a specialty at Petersen Engineering, it is simply how we do our work, and I couldn’t be prouder to be on the team."

“I am excited to join a hardworking team that prioritizes sustainability in their designs and all the opportunities to come working for Petersen Engineering.”

Analiese is joining Petersen Engineering as a Mechanical Design Engineer following her graduation from the University of Vermont. Her internship experience has provided her with the skills of problem solving, engineering design, failure analysis, and system optimization. Analiese is looking forward to putting these skills to work at Petersen and partaking in projects focusing on energy efficiency and sustainability in building design. She is excited to work with a team that is greatly passionate about these goals and begin her career as an engineer.

"We work hard and smart for our clients to serve each project’s goals and achieve superior outcomes."

James began his career in building systems in 1986 and founded Petersen Engineering, Inc. in 1992. He has always had a passion for energy efficiency and is an industry leader in advancing sustainability, high-performance building, and building a zero-carbon future. With his holistic philosophy for the design of buildings, James leads and collaborates with project teams to optimize the integration of MEP/FP systems with architecture, sites, building enclosures and building science fundamentals.

James is a licensed Professional Engineer in Massachusetts, New Hampshire, Connecticut, New York, New Jersey, Maine, Vermont, and the District of Columbia. He received a BS in mechanical engineering and a BA in philosophy from the University of New Hampshire. He is also a lifetime member and leader in Northeast Sustainable Energy Association (NESEA) having served as chair of the board of directors, and co-chair of the Boston Building Energy Conference. From 2020 through 2021, James served as co-chair of the Citizen Response Task Force, a 21-person committee charged with making recommendations to Portsmouth city officials related to COVID-19.

Currently serving as president of Passive House Massachusetts, James leads efforts to promote and educate others about passive design and construction techniques. He is also a member of the HCA Portsmouth Hospital Board of Directors, where he advocates for high-quality community health care.

"Petersen Engineering’s leadership, progressive culture, commitment to sustainable design, and pride in client satisfaction is second to none. I’m excited to be part of such a great organization."

Mark works directly with clients and oversees electrical engineering work to ensure a product that meetings project goals. He enjoys coordinating with the design team and working with contractors to overcome construction challenges. Mark believes having clear communication and creating good relationships with the project team is as important as the engineering design.

has over 20+ years of experience in electrical engineering of a broad range of markets including multifamily residential, hospitality, college universities, commercial, retail and healthcare.

"Environmental problems are not hopeless, they are complex."

David spent the first five years of his career as a plumbing engineer in Philadelphia.  Many of the projects he worked on were in the higher education and healthcare markets.  David is passionate about water conservation and smart energy use.  He enjoys taking a holistic approach to building design and always tries to understand where each project team member’s thoughts are coming from.

David graduated from Drexel with a degree in mechanical engineering.  He is a member of the American Society for Plumbing Engineer’s (ASPE) and is Certified in Plumbing Design (CPD).

“Petersen’s sustainability mission and the dedicated people who work here are what drew me to the company. I am so fortunate to begin my career in a work environment that is forward-thinking, friendly, and encourages growth.”

Caroline joined Petersen Engineering as a Mechanical Designer in April of 2022. With an interest in sustainability, she is eager to be a working on a collaborative team that shares similar values. Having taken courses focused on both sustainable practices and design work, she is excited to combine the two in her role at Petersen Engineering. Prior to working at Petersen, Caroline interned for a global safety company that inspected newly constructed buildings. This sparked her interest in building design, leading her to Petersen. Caroline is passionate about community outreach and is looking forward to being a part of Petersen’s involvement in the Portsmouth community.

Caroline received a BS in mechanical engineering from the University of New Hampshire in May 2022 and is working toward completing the PE exam to become an Engineer.

“I love growing things. Whether that’s a plant in a garden, relationships with other people, knowledge in self and others to help make the world better, or a project solution that is creative, sustainable, and effective, to name a few, this is what drives me.”

Nicole grew up with an appreciation for nature, from the Adirondack Mountains to her own backyard, which played a major role in her passion for sustainability and environmental stewardship. With the founding of her company, Positive Trace, Nicole focuses on high performance consulting with positive impact on the surrounding environment and communities, contributing over 16 years of experience with multiple project types, along with building science, high performance, and passive building expertise. Nicole began her work in architecture in 2005 with office buildings and higher education, eventually expanding to K-12 and multi-family projects. Nicole is a registered Architect in New York State and received her Phius CPHC® in 2015. She is also a Phius Certified Trainer. She received her BARCH from Syracuse University. Her enduring pursuit of effective and efficient sustainability strategies continues to drive her work forward.

"I am excited to be part of a team that both shares my values and is at the forefront of sustainable and innovative MEP design."

Andrew joined Petersen with twelve years of mechanical engineering and design experience. With an emphasis on multi-family residential, Andrew has worked on a variety of projects including commercial, industrial, laboratory and healthcare all along the east coast.  He has a passion for energy efficient and high-performance buildings, solving design challenges and learning new skills.

Andrew received a BS in mechanical engineering from the University of Massachusetts at Dartmouth. He is a licensed Professional Engineer in Massachusetts and is a Certified Passive House Consultant.

"I am grateful for the opportunity to work with such a great team at Petersen Engineering. I look forward to contributing to the company's growth".

After receiving my degree in Business Management I spent several years working under a mentor in the apparel industry and achieved business ownership. Going back to my passion of accounting and business development I worked for a CPA firm before finding my position of Controller with Petersen Engineering Inc.

"I’m excited to join the Petersen Engineering Team to help implement innovative building system design solutions that will result in positive impacts for future generations."

Christine’s passion for working in a collaborative design environment and interest in innovative building systems solutions led her to Petersen, where she works as a project manager. Prior to that role, she spent more than a decade working in the power generation field, as a mechanical systems design engineer and in regulatory compliance and project management. Christine’s diversified experience as an engineer and a project manager allows her to bridge the gap between audiences from varying technical disciplines and levels of expertise. Both in and outside of work, Christine is passionate about connecting with people, taking a data-driven approach, and conquering goals.

Christine has a BS in chemical engineering from Worcester Polytechnic Institute and is a licensed Professional Engineer in New Hampshire.

"I am excited to be joining Petersen Engineering, bringing my passion for sustainability into my work and look forward to continuing to be challenged as the industry grows and develops."

Prior to joining Petersen Engineering as a mechanical designer, Peter worked as a mechanical engineer at Portsmouth Naval Shipyard. Peter’s passion for sustainability began during his senior year at the University of New Hampshire. As part of his capstone project, Peter worked on the Living Bridge Project located at Memorial Bridge, which connects Portsmouth, NH and Kittery, ME. He was a lead member of a team that developed a scaled model of the tidal turbine and adjacent pier. The turbine generates renewable energy that powers the bridge sensor network and information communication system. Since joining Petersen Engineering, Peter has gained experience working on affordable, multifamily buildings and as well as a greater understanding of the challenges involved designing effective and energy efficient mechanical systems for them.

Peter graduated from the University of New Hampshire with a BS in mechanical engineering. He is a licensed Professional Engineer in the state of New Hampshire.