Professional Systems Engineering, LLC

Professional Systems Engineering, LLC Security Engineering, Systems Strategy & Technology

Professional Systems Engineering, LLC (PSE) is a national leader in providing consulting, design, engineering, and construction services. With hundreds of projects completed and $3 billion in design currently underway nationally and worldwide, our client base of Owners, Architects, and Design-Build teams have counted on us to deliver detailed construction documents and specifications within budget

and with no change orders. We provide critical systems design, engineering, consulting and planning services critically matched to operations in a safe and secure environment for security, life safety, communications, technology, acoustics, and lighting.

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11/18/2025

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Email from Professional Systems Engineering, and NV5 Company NV5's High-Level Security for Justice, Public Safety, and Behavioral Health   PUBLIC SAFETY + JUSTICE +  BEHAVIORAL HEALTH + CORRECTIONS

Welcome Mark Stansbery!Mark Stansbery’s 32-year career in electronic security—27 of which have been devoted specifically...
05/21/2025

Welcome Mark Stansbery!

Mark Stansbery’s 32-year career in electronic security—27 of which have been devoted specifically to integrating state-of-the-art security systems in correctional environments.

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Email from Professional Systems Engineering, LLC Welcome Our Newest Security Consultant!   Welcome Mark Stansbery   Mark Stansbery Security Systems Specialist   Over the course of Mark Stansbery’s 32-

Join us at the PPWA Conference in Harrisburg! Connect with our Security System Specialist, Mark Stansbery. https://co...
04/18/2025

Join us at the PPWA Conference in Harrisburg! Connect with our Security System Specialist, Mark Stansbery.
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01/20/2025
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01/08/2025

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Email from Professional Systems Engineering, LLC ACA 2025 Winter Conference   ACA 2025 Winter Conference   Thomas H. Pilson, IV, CSC Partner + Sr. Vice President Public Safety + Security   PSE will

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06/12/2024

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School Security Facilitates a Safer Learning Environment         Perth Amboy High School Part 2 School Security Facilitates a Safer Learning Environment       Perth Amboy High School is a state-of-

Address

100 W. Main Street, Suite 400
Lansdale, PA
19446

Opening Hours

Monday 8am - 6pm
Tuesday 8am - 6pm
Wednesday 8am - 6pm
Thursday 8am - 6pm
Friday 8am - 6pm

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