About PES

Our History

PES was formed in 1999 and has grown into a leading professional engineering design and services firm. Our team has decades of experience and are capable of any project requirements.

We are a full-service Mechanical, Electrical, Plumbing and Fire Protection Engineering and Design firm which provides high-quality professional services for various clients in both the public and private sectors.

Our staff consists of some of the most knowledgeable and well-respected professionals in the industry, and includes professional engineers licensed in NJ, NY, PA, VA & MD, LEED® Accredited Professionals, Certified Energy Auditors and Energy Managers, Commissioning Engineers, and AutoCAD Designers proficient in AutoCAD and Revit BIM modeling.

Operating Since 2000

Princeton Engineering Services, PC has been in business since 2000. The firm's key personnel possesses experience ranging from ten to thirty years engaging with clients such as ConEdison, Reliant Power, Pfizer, Bristol Myers Squibb, Merck, Proctor & Gamble, AT&T, the School District of Philadelphia, and the New York City School Construction Authority.

President & Founder

Sanjeev Agarwal, PE, CEA, LEED AP
Sanjeev Agarwal, PE, CEA, LEED AP

Engineer of Record / Project Principal
Princeton Engineering Services, PC.


Sanjeev Agarwal has over twenty five years of experience in Project Management & Design of Plumbing, Fire Protection, and Heating and Ventilating & Air Conditioning systems for office buildings, educational facilities, laboratories and health care facilities.


• Licensed Professional Engineer in the State of New Jersey, Pennsylvania, New York, Maryland, Virginia
LEED Accredited Professional
Certified Energy Auditor


United States Green Building Council
American Society of Plumbing Engineers
• Vice President Technical, New Jersey Chapter of ASPE
American Society of Heating Refrigeration & Air-Conditioning
National Fire Protection Association

Our Professionalism

PES, in a very short time, has grown into a diversely experienced professional firm with a reputation for providing high quality and competitive design services. Our services have been utilized on projects ranging from minor additions and renovations to major facilities and complexes. We serve both public and private sectors including commercial, educational, historical, institutional, mission critical, infrastructure, recreational, religious and residential projects. Our diverse technical background makes for a good fit in addressing challenging building code(s), emerging rating system(s) and industry standard(s) compliance. Our combined experience will ensure that your project will run smoothly through this complicated maze. We pride ourselves in always exceeding our clients’ expectations.

Why Work with Us?

PES employs only experienced and competent engineers proven to maintain quality and the best results for each project.

Careers and Opportunities

PES Mission

High Quality Engineering Services

Princeton Engineering Services, PC mission is to offer the best combination of value and quality for MEP Engineering and Design. Our dedication to clients, owners and occupants is second to none. From small to large projects, each member of our staff will contribute their knowledge and expertise to achieve the best results.

Our Values

We Strive for Excellence

Our strength lies in the people who form our organization and specific skills they possess. Princeton Engineering Services and its employees are committed to providing clients well-engineered projects that meets the highest standards of quality, timeliness and cost effectiveness.

Our Vision

Pushing Boundaries in Engineering

We strive to incorporate the latest in engineering technologies to manage project requirements and solve problems.

Why Choose Us?

PES has completed hundreds of various engineering projects over the years.

  • EXPERIENCE knowing we've been in business since 1999.
  • TRUST that we will get the required job done.
  • ORGANIZED project management.
  • ACCURATE work done right the first time.
  • ACCESSIBLE during every step of the project phase.
  • TIMELY milestones met without delays.
  • CLIENT focused project needs and requirements.

Contact Us to learn more on how we can help you!