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Principal COO, IT Infrastructure & Security

What Clients Say About Him
Mark has three decades of experience with complex projects requiring integration of the latest technological developments. He is consistently vested in achieving the best results.

Mr. Kretchmer leads the Information Technology and Security division (Metropolitan Technologies) which designs state-of-the-art technology infrastructure & network systems, command & control centers, security, telecommunications and audiovisual display systems. He applies his talents to many successful high profile projects including initiatives at the Nation’s Homeland Security.

Mr. Kretchmer has worked on projects for financial institutions, colleges & universities, public (K-12) schools, major corporations, healthcare providers, as well as many federal, state and local government entities. Educated at UCLA with a Bachelor of Science in Business Administration, Mark has completed training in outside plant methods & procedures, campus distribution & design, fiber optics & special applications in fiber optic construction, and LAN-WAN systems engineering. He has expertise in Cisco Networks, Juniper, IBM, HP and Dell design engineering.

Mr. Kretchmer has been a member of BICSI since 1988 and is a member of the International Society of Technology in Education. He holds EIT Certificates in New York and New Jersey and is certified in all phases of Fiber Optic engineering, installation and testing procedures, as well as all copper cabling for Category 5 & 6. In addition, Mark is experienced in testing and installing CATV cable.

A sampling of his completed and in-progress projects includes:
• Chapultepec at Reforma Tower, Mexico City, Mexico
• Boston Stock Exchange Trading Floor, Boston, MA
• UBS/Warburg-Trading Floors & Data Centers
• Tiffany World Headquarters-Data Center, Manufacturing, Office & Warehouse
• Neptune Township School District, Neptune, NJ
• Jefferson Township Public Schools, Lake Hopatcong, NJ
• New Jersey DPMC Security Assessments, State of New Jersey
• Woodbridge Township & Police Department, Woodbridge, NJ
• Monmouth County Courthouse, Freehold, NJ
• East Orange Police Facility, East Orange, NJ
• United States Department of Homeland Security, Washington, DC

Please contact Mr. Kretchmer for additional information.


Mel E. Lesperance, RCDD

Mr. Lesperance joined the firm in April 2006 as Vice President in charge of Florida projects operating from our satellite office in Tampa, Florida.

Mr. Lesperance has more then thirty years experience in telecommunications infrastructure and structured cabling system design and implementation and has worked for an industry leading US manufacturer of telecommunications products. During his career in the industry, he has designed literally thousands of infrastructure systems for many different types of clients including hospitals, universities, banks, stock market trading floors, as well as industrial and commercial buildings.

Prior to joining the firm, Mr. Lesperance recently served as Executive Director of Building Industry Consulting Service International (BICSI), the professional association for telecommunications consultants and contractors. He has also been chair of the TIA-TR-42.6 Committee and has actively served on various Telecommunications Industry Association (TIA) engineering committees that created our current United States Industry Standards for Telecommunications Infrastructure.

Mr. Lesperance has personally trained more than four thousand professional designers and installers of Information Transport Infrastructure and cabling systems in the U.S. and internationally.

Please contact Mr. Lesperance for additional information.


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