Meet the D.L. Howell & Associates Team

Great people, Great Engineering!
Denny L. Howell, II P.E.

Denny L. Howell, II P.E.

President / Owner

Andrew M. DeFonzo, P.E.

Andrew M. DeFonzo, P.E.

Director of Engineering

David W. Gibbons, P.E.

David W. Gibbons, P.E.

Senior Engineer

Joseph S. Russella, Jr.

Joseph S. Russella, Jr.

Director of Operations

Richard Vishneski

Richard Vishneski

Project Manager

Justin Brewer P.E.

Justin Brewer P.E.

Project Engineer

Christopher Daily, P.E.

Christopher Daily, P.E.

Project Engineer

David W. DiCecco

David W. DiCecco

Environmental Scientist

Jared Esbenshade

Jared Esbenshade

AutoCAD Designer

Lindsey L. Stauffer

Lindsey L. Stauffer

Finance Manager

John Hubickey

John Hubickey

System Administrator

Alexander Mundy

Alexander Mundy

AutoCAD Designer

Recent Blog Posts

Learn from the top thought leaders in the industry.

John Rock Receives Final Approval

John Rock, Inc. received final approval from the Sadsbury Township Board of Supervisors to construct an 88,000 S.F. building. John Rock is one of the five largest pallet manufacturing plants in the United States. They are located just off the Route 30 bypass in West...

What is a Limiting Zone?

Stormwater infiltration testing is required for projects that require stormwater management. In most cases, the infiltration rate computed by these tests are fine, but in some cases, testing doesn’t work due to limiting zones. A limiting zone is defined as the upper...

Stoltzfus RV Expansion Nearing Completion

The RV business is booming at Stoltzfus RV and Marine on Route 202 in Birmingham Township, Chester County. D.L. Howell was contracted by Stoltzfus RV to secure approvals for the proposed expansion of the lot adjacent to the existing Stoltzfus RV site. The 13,750...