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Chester County

Civil & Environmental Engineering Firm

Dependability, accountability, and integrity. That’s what you can expect from ARRO Consulting. Our extensive track record, over 75 years of experience, and continuous endeavor towards excellence has made us one of the top civil and environmental engineering firms in Chester County and the mid-Atlantic region. We focus on what matters to our clients first, such as cost-efficiency and transparency. If you have a dilemma, we can solve it.

The Engineering Firm of Choice in Chester County

Our long history of civil and environmental engineering and consultation began in 1946. Since then we have expanded from our headquarters in Lancaster, PA to several other states, but we have stayed true to the core values of the founding companies. For over 75 years, the ARRO team has been dedicated to the needs of our clients, and we work tirelessly to resolve your concerns.

Private clients, businesses, and municipalities turn to us when they need answers to complex problems. ARRO Consulting has assisted with civil, municipal, and environmental engineering projects like storm- and wastewater management, parking and subdivision designs, equipment maintenance inspections, training, reporting, and more.

State-Of-The-Art Solutions When You Need Them

The desired outcome of each client is unique, which is why ARRO Consulting takes the time to understand exactly what you need. We then utilize technologies like Geographic Information Systems (GIS), which we have been a leader of for over 40 years, and automated data management. The models we construct help organizations in Chester County resolve issues before they begin.

The team at ARRO Consulting can also assist with the development of digital applications and tools for your organization. Those include reporting software, asset tracking, and workflow automation programs.

Commitment To You & The Community

Client-driven solutions. Cost-effective, viable results. That is your aim and ours. ARRO Consulting has gained a reputation for delivering solutions to complex problems on time, and we do that by maintaining transparency and accountability. We haven proven results that show our team to be capable of assisting your organization in a number of ways, from guidance through the permit process, construction management, design, reporting, data technologies and more.

When you need a civil and environmental engineering firm in Chester County, call ARRO Consulting.

Proudly Serving The Following Areas:

  •  Avondale
  • Chadds Ford
  • Chesterbrook
  • Coatesville
  • Devon
  • Downington
  • Exton
  • Kennett Square
  •  Malvern
  • Oxford
  • Paoli
  • Phoenixville
  • Spring City
  • Thorndale
  • West Chester
  • West Grove



Headquartered in Lancaster County with five other strategically located offices in PA and MD