President & CEO

Ari Ghosal, Esq.

My vision for CSIE is to continue to focus on providing our customers with best-in-class engineering design, consulting, and staffing services. Our employees are the Company’s greatest asset, strength for growth, sustainability, and expansion. I work closely across all departments including Engineering, Staffing, Accounting, Marketing, and HR. In addition to my decades-long experience with CSIE, I have been a practicing lawyer representing businesses of all types, entrepreneurs, and owners on general corporate matters, regulatory/compliance, and business issues for over 20 years. I was named a 2020 Fellow of the Maryland Bar Foundation by the Maryland State Bar Association and the Maryland Bar Foundation.

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Vice President of Engineering & Corporate Secretary

Robert Laufer, P.E.

Before joining CSIE in 2005, my experience and training in larger engineering firms have provided a solid foundation for my leadership role. Overseeing engineering operations across such diverse sectors is no small feat, and provides great satisfaction. Under my direction, our engineering department designs cover multiple projects within residential, healthcare, educational, transportation, and government sectors. I hold Professional Electrical Engineer licenses in Maryland, the District of Columbia, Virginia, Delaware, New York, New Jersey, Pennsylvania, Florida, and Nevada.

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Principal Mechanical Engineer

Michael McDonnell, P.E.

Since joining CSIE in 2009 my experience and training have prepared me for my current role as the Principal Mechanical Engineer. HVAC systems including air handling, hydronic systems, boilers plants, chiller plants, plumbing, and building automation systems are my specialties. My personal mechanical and plumbing designs have covered multi-use complexes, healthcare, educational, transportation, and government sectors. I hold Professional Engineer licenses in Maryland, the District of Columbia, Virginia, and other jurisdictions.

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Executive Vice President

John Colen, RA

I have worked with CSIE in various capacities since its inception in 1987. I bring considerable expertise to the CSIE Management Team with my 35+ years of experience as a registered Architect licensed in the District of Columbia and Maryland.  Prior to joining CSIE I was the Director of Design & Engineering for a Design/Build firm specializing in data centers and other mission-critical projects for industry leaders in the banking, information sectors, and government agencies.

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Business Development Manager

Bernie Leipold

With over 25 years of business development experience and applying consistent B2B networking principles CSIE has increased revenue by over 300% since 2020. Eleven years of my career was spent with a general contractor. As the second employee, we grew to over 140 on 3 continents, with a revenue of over $24M. We provided design, supply, and installation solutions for various Mechanical, Electrical, Plumbing, Structural, Logistics, Moving, and On-Call services to the military, ATF, and other federal and private clients in the DMV area.

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