Hill York
William Ernst Lehrer is an experienced sales and account management professional with a career spanning over 15 years. Currently serving as an Account Manager at Hill York Air Conditioning Services and Energy Solutions since November 2017, William previously held roles as an Account Executive at PROSHRED Miami, where responsibilities included sales management related to sensitive record destruction, and as a Senior Account Manager at Paramount Security, focusing on sales and marketing for security services. Additionally, William worked as a Sales & Marketing Consultant at Premier Worldwide, specializing in international mailing services. William holds a Bachelor's degree in Business Administration and Management from Florida International University, earned between 1999 and 2001.
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Hill York
Hill York is a full service contractor that offers a full array of energy efficient air-conditioning services from concept to completion, maintenance to repair and everything in between. With more than 75 years of providing superior air-conditioning services and energy solutions, Hill York continues to be recognized for our visionary leadership and superior craftsmanship in the design and installation of energy-efficient cooling systems. Our advanced equipment and engineering solutions continue to evolve, set industry standards and remain unsurpassed. Hill York serves all markets including, Educational, Healthcare, Science & Technology, Hospitality, Governmental, High-Rise, Office Building, Recreational, Entertainment Venues, Religious, Retail, and Retirement. Hill York Facts- Hill York is the only MSCA Green Star Certified mechanical contractor recognized by USGBC in Florida. Hill York is an Energy Star Service and product provider. More than 50% of Hill York’s tactical leadership team has achieved the LEED Accredited Professional credential. 95% of the Hill York service technicians hold specialty certifications. Hill York has air conditioned tens of millions of square feet for South Florida’s indoor environments. As a full service air-conditioning company, we currently have more than 500 chillers under contract.