San Diego Office 10650 Scripps Ranch Blvd Suite 212 San Diego, CA 92131-2470 Tel: (858)586-6336 Fax: (858) 586-2167 (map and driving directions) Main Office San Francisco Bay Area Office Torrance Office Sacramento Office Hawaii Office

.

	Mark Hartman – Principal, President, Sales Manager, and Manager of the San Diego Office mhartman@airtreatment.com BSME FROM UNIVERSITY OF NEBRASKA IN 1979. Mark worked with a mechanical contractor in Nebraska while in college. For two years following college, he worked as an Estimator and Project Manager. He then became a Sales Engineer for a representative, handling a broad range of HVAC products. This included custom penthouse and air handling equipment. In 1983, he became a partner in a representative firm in Oklahoma. Mark joined Air Treatment Corporation in 1986. He became Sales Manager in 1996. In 2001, Mark became the President of Air Treatment Corporation. The employees of Air Treatment Corporation are committed to a company goal of providing “Engineering Excellence and Unsurpassed Customer Service.”
	Lanny Westerman – Sales Engineer lwesterman@airtreatment.com Lanny has worked in the HVAC industry for the past 24 years. In the last year, he has taken over the BAC aftermarket sales in our San Diego office. He trouble shoots and designs cooling tower systems for our customers. Lanny joined Air Treatment in 2001.
	Chris Weigand – Sales Engineer cweigand@airtreatment.com BS INDUSTRIAL TECHNOLOGY, CALIFORNIA POLYTECHNIC UNIVERSITY SAN LUIS OBISPO, 1999. Chris began a career out of school as a process and systems engineer in the optical disc media industry. He spent one year at Maxell Corporation in San Diego as a process engineer specializing in IR laser systems and controls. Chris then spent another year with Toolex USA as an optical/mechanical service engineer. He joined Air Treatment in 2001 as an assistant to Tim Thomas and moved to outside sales in 2004.
	Hugh Egan – Sales Engineer hegan@airtreatment.com BSME California Polytechnic Sate University, San Luis Obispo. Hugh started his career in the HVAC industry with the Trane Company. He spent two years in the San Francisco office as a new equipment sales engineer working with the Service Group specializing in central plant renovations. He then moved to San Diego where he worked for York’s Service Group for four years in a similar capacity. Hugh joined Air Treatment Corporation in 2006.

.