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The company was founded by Vladimir Lubomirsky and Kaveh Dolatabady at our current address. The name "L & D" reflects the initials of the company founders' last names. The company has been engaged in Mechanical and plumbing design and Energy consultation since 1990. Subsequently, Mr. Lubomirsky established his own mechanical design consulting firm, while Kaveh Dolatabady continued his work at L & D Engineering Inc.

Kaveh Dolatabady graduated from Sharif University of Technology in Tehran, Iran, in 1978 with a degree in mechanical engineering. He worked as a mechanical and plumbing contractor on various government projects. From there, he ventured into consulting with a firm named Eli Silon & Associates until 1986. Kaveh earned his professional mechanical engineering license in 1989.