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Marleena Lauver, Senior Project Manager

Marleena has more than 15 years in the mechanical construction business, more than a decade of which has been as a Project Manager. She specializes in project management for healthcare construction. She completed the MCA Mechanical Project Management Certification Program, attended the ABC Project Management Institute at Purdue University, and completed the ABA LDF Institute. 


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Dave Brown, Project Manager

Dave joined the Sun Mechanical team in 2013 as a Project Manager. He brought with him more than 15 years of construction experience. He has been integral in the successful completion of more than 40 projects in the bio-pharm, education, aviation, and healthcare industries. Dave is an ASHRAE member, received ABA Project Management Training, and is LEED-trained.

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Karl Schlaefer, Project Manager

With more than 35 years in the mechanical construction industry, Karl has been on the Sun Mechanical team for more than a decade. He has worked in nearly all aspects of the trade, from fabrication to the field. This combined with his time as a foreman and field superintendent give him the hands-on experience needed to manage projects of all sizes. 

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Al Williams, Project Manager

Al has more than 35 years in the construction industry, with 27 of them as a foreman. Al recently joined our Project Management team, bringing with him his extensive experience in mechanical construction managing large crews, schedules, and communicating with all key players in a project. Al holds an Associate's Degree in Criminal Justice and has contractor's licenses in Arizona, Ohio, and Michigan.