The engineering consulting industry in Pennsylvania encompasses firms that offer specialized advice and services related to various fields of engineering. These companies are instrumental in the planning, design, and implementation of a wide range of projects, including infrastructure development, transportation systems, and environmental management. In recent times, this sector has experienced significant growth, driven by the increasing complexity of engineering tasks, technological advances, and rising demand for expert advice in both public and private sectors. The future will likely see these firms place greater emphasis on innovations, sustainability, and efficient project execution.


Top 25 engineering consulting companies in Pennsylvania

1. Michael Baker International

  • Website: mbakerintl.com
  • Headquarters: Pittsburgh, Pennsylvania, United States
  • Founded: 1940
  • Headcount: 1001-5000
  • LinkedIn

Michael Baker International is a leading provider of engineering and consulting services. With a strong focus on infrastructure projects, the company offers a wide range of expertise in areas such as bridge construction, highway design, and water management. Their team of professionals is dedicated to delivering innovative solutions to complex challenges, ensuring the success of their clients' projects.


2. GAI Consultants, Inc.

  • Website: gaiconsultants.com
  • Headquarters: Homestead, Pennsylvania, United States
  • Founded: 1958
  • Headcount: 501-1000
  • Latest funding type: Private Equity
  • LinkedIn

GAI Consultants is a professional services firm specializing in land development engineering, planning, and environmental consulting. With over 60 years of experience, GAI offers expertise in transportation infrastructure, water management, and urban planning. They provide comprehensive solutions to create better communities and positively impact society.


3. Burns Engineering, Inc.

  • Website: burns-group.com
  • Headquarters: Philadelphia, Pennsylvania, United States
  • Founded: 1960
  • Headcount: 201-500
  • LinkedIn

Burns Engineering is a nationally respected provider of specialized engineering services for complex transportation and critical infrastructure projects. With over 60 years of experience, they bring highly-technical engineering expertise to deliver innovative solutions. Burns is known for outstanding client service, problem-solving, and alleviating clients' concerns.


4. McCormick Taylor, Inc.

McCormick Taylor is a professional services company specializing in transportation engineering and infrastructure. With almost 20 years of experience, our team provides design, construction, environmental planning, and program management services to government, institutions, and municipal clients. We are dedicated to making a difference in our communities by delivering high-quality projects that improve safety and quality of life.


5. McMahon Associates, Inc.

McMahon Associates is a professional services company specializing in transportation infrastructure. They offer services such as engineering, planning, design, and technology solutions. With a focus on highways, streets, structures, traffic, and parking, McMahon serves both government and private sector clients. They provide expertise in community transportation, transit, and GIS & technology. McMahon is known for their award-winning projects and commitment to giving back to the community.


6. Diamond Technical Services, Inc.

Diamond Technical Services, Inc. is a technical services and engineering consulting company catering to various industries such as utility, oil, gas, chemical, refining, food processing, pharmaceutical, manufacturing, agricultural, and power. They offer comprehensive services including boiler inspections, NDE services, remote inspections, and engineering services, providing a one-stop shop for all industrial client needs.


7. Barry Isett & Associates

  • Website: barryisett.com
  • Headquarters: Allentown, Pennsylvania, United States
  • Founded: 1977
  • Headcount: 201-500
  • LinkedIn

Barry Isett & Associates is a multi-discipline engineering and consulting firm that offers a full range of services including civil land development, environmental consulting, forensic building investigation, and transportation. They serve various industries including higher education, K-12 education, industrial, commercial, public sector, insurance, healthcare, hospitality/entertainment, community resource, and residential. As an employee-owned company, they prioritize balance in work and life and take personal responsibility for projects and relationships.


8. Arora Engineers

Arora Engineers is an engineering consulting firm that specializes in providing intelligent infrastructure solutions for the aviation, transportation, and education industries. They offer a range of services including design disciplines, enterprise solutions, data interoperability, and geospatial technologies.


9. Bala Consulting Engineers

  • Website: bala.com
  • Headquarters: King Of Prussia, Pennsylvania, United States
  • Founded: 1982
  • Headcount: 51-200
  • LinkedIn

Bala is a consulting engineering company that specializes in delivering sustainable designs for buildings. They provide services in the areas of mechanical, electrical, and structural engineering, as well as technology commissioning. With a focus on sustainability, Bala helps clients meet regulations and reduce emissions while balancing functional design and cost challenges.


10. SAI Consulting Engineers, Inc.

  • Website: saiengr.com
  • Headquarters: Pittsburgh, Pennsylvania, United States
  • Founded: 1964
  • Headcount: 51-200
  • LinkedIn

SAI Consulting Engineers is a transportation-focused civil engineering and construction management firm offering bridge and highway design, structural inspection, traffic engineering, design management, and construction management and inspection services. With nearly 60 years of experience, SAI provides innovative and reliable engineering services to government and private sector clients.


11. Javan Engineering

Javan Engineering is a company that provides integrated engineering, design, and management services to various industries including industrial, chemical, pharmaceutical, biotech, healthcare, and university sectors. With a team of experienced experts, they offer services such as chemical and industrial engineering, pharmaceutical and biotech engineering and consulting, pressure relief device and PSM consulting services, asset management, reliability engineering, and engineering staffing. They prioritize attention to detail and aim to deliver fully functional and cost-effective designs. Javan Engineering has been recognized as one of the fastest-growing companies in the area for six consecutive years.


12. Cintar Inc

  • Website: cintar.com
  • Headquarters: Pittsburgh, Pennsylvania, United States
  • Founded: 1983
  • Headcount: 51-200
  • LinkedIn

Cintar Inc. is a full-service Multidisciplinary Engineering & Consulting firm offering expert engineering and consulting services locally in Pittsburgh and beyond. With over 40 years of experience, Cintar provides specialized services and technical competence to industrial and commercial clients in various industries.


13. Precis Engineering

Precis Engineering is a trusted advisor and design partner that offers comprehensive architecture and engineering services. Their team of engineers, architects, and technical support staff navigates project details to ensure cost-effective and successful outcomes. They provide leadership on every project, understanding clients' issues and strategic objectives.


14. JHA Companies

JHA Companies is an engineering and surveying services institution that provides a comprehensive range of services in building engineering, civil engineering, environmental engineering, gas engineering, land surveying, structural engineering, and water/wastewater engineering.


15. H.F. Lenz Company

  • Website: hflenz.com
  • Headquarters: Johnstown, Pennsylvania, United States
  • Founded: 1946
  • Headcount: 51-200
  • LinkedIn

H.F. Lenz is a full-service engineering firm offering comprehensive engineering expertise for private and public buildings and facilities.


16. IES Engineers

IES Engineers is a company that offers a range of engineering services. They specialize in electrical, mechanical, and plumbing engineering, providing solutions for residential, commercial, and industrial projects.


17. Consolidated Engineers

Consolidated Engineers is a leading engineering consulting firm specializing in comprehensive engineering services in HVAC, plumbing, fire protection, electrical, security, and information and communications technology. With over 35 years of experience, we are known for our innovative solutions and imaginative technical insight. We provide superior results and professional accountability in Mechanical and Electrical Systems Design.


18. D'appolonia Gti

  • Website: dappolonia.com
  • Headquarters: Pittsburgh, Pennsylvania, United States
  • Founded: 1956
  • Headcount: 11-50
  • LinkedIn

D'Appolonia is a client-focused provider of consulting engineering services, specializing in civil, geotechnical, and environmental engineering. With over 60 years of experience, we offer comprehensive solutions for industrial and governmental clients worldwide. Our core capabilities in geology, geophysics, and hydrology enable us to tackle diverse projects in areas such as foundations, earth retention, power generation, transportation, infrastructure, dams, waterways, and environmental compliance monitoring.


19. Moore Engineering Company

Moore Engineering Company is a provider of mechanical and electrical engineering services for various industries, including education, commercial, healthcare, residential, and industrial projects. With over 5,000 successful projects completed, they aim to deliver intelligent system designs that offer lasting value, quality, and functionality.


20. First Capital Engineering, Inc.

  • Website: fcap.com
  • Headquarters: York, Pennsylvania, United States
  • Founded: 1995
  • Headcount: 11-50
  • LinkedIn

First Capital Engineering, Inc. is a civil engineering and construction inspection services company based in York, Pennsylvania. With over 25 years of experience, they offer cost-effective, time-tested technical solutions to engineering problems for clients in various industries. Their services include civil engineering, land surveying, landscape architecture, environmental services, and construction inspection. They are known for their professionalism, expertise, and responsive customer service.


21. O'Donnell Consulting Engineers, Inc.

O'Donnell Consulting Engineers offers engineering design, analysis, troubleshooting and equipment life extension services to clients in the energy, mining, manufacturing, oil/gas, chemical and other industries.


22. Design Management Group - Consulting Engineers

  • Website: dmgeng.com
  • Headquarters: Pittston, Pennsylvania, United States
  • Founded: 2016
  • Headcount: 11-50
  • LinkedIn

Design Management Group (DMG) is a consulting engineering firm offering mechanical, electrical, plumbing, fire protection, technology, utility, and energy services for architects, facilities managers, and contractors. Their team of engineers provides quality control services and commissioning for building systems.


23. Poz Environmental, LLC

  • Website: poz-e.com
  • Headquarters: Pittston, Pennsylvania, United States
  • Founded: 2014
  • Headcount: 11-50
  • LinkedIn

POZ Engineering & Environmental Consulting is a professional engineering firm offering mechanical, electrical, plumbing, structural, civil, environmental, and geo-technical engineering services to clients in PA, NY, NJ, MD, and VA. The company assists businesses in re-configuring their workplace and ventilation systems to meet state and federal COVID-19 guidelines.


24. Civil & Environmental Consultants, Inc.

  • Website: cecinc.com
  • Headquarters: Moon Township, Pennsylvania, United States
  • Founded: 1989
  • Headcount: 501-1000
  • LinkedIn

CEC is a team of empowered professionals providing inspired solutions to complex challenges in diverse markets and industries. They offer services in air quality, civil engineering, ecological sciences, environmental engineering, manufacturing, infrastructure, surveying, waste management, and water resources.


25. McKean Defense

  • Website: noblismsd.com
  • Headquarters: Philadelphia, Pennsylvania, United States
  • Founded: 2006
  • Headcount: 501-1000
  • LinkedIn

Noblis MSD is a subsidiary of Noblis, an independent nonprofit organization serving federal clients with scientific and technical excellence. Together with the Noblis family of companies, they impact civil, defense, homeland security, and intelligence & law enforcement missions.


Want to find more engineering consulting companies?


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