Staff
Peter J. Coll
President and COO | 215-631-7020 x 303
Peter was previously employed by Neutronics Inc. for 25 years serving within several divisions. At the time of his departure, he was vice president of sales where his responsibilities included financial profit and loss, business development, education, and industry leadership for both domestic and international business.
Peter maintains an active relationship with several government regulatory agencies as well as automotive original equipment manufacturers, refrigerant producers and service equipment providers providing expertise on refrigerant contamination, counterfeiting, identification, and service procedures.
Peter is a past member of both the MACS and MAC Partners boards of directors. He currently serves as vice chair of the Society of Automotive Engineers (SAE) Interior Climate Control Service Committee, the SAE TMR CRP Steering committee and is a member of the SAE G21R Counterfeit Materials committee. In addition to his service to SAE, he has acted as a subject matter expert consultant to U.S. government agencies, foreign government agencies and the United Nations.
Lynn Marie Fee
VP Accounting and Human Resources | 215-631-7020 x 307
Lynn joined Macs in 2001 and manages all MACS accounting and personnel needs. She is a graduate of SUNY Plattsburgh with a BS in Accounting and 26 years of experience in accounting and auditing. Her experience in human resources grew out of compensation and benefits responsibilities. Lynn aids MACS members by managing the overall financial health of the organization and helping manage MACS goals and objectives each year. Lynn enjoys spending time with her family and reading.
Maria Watchous
Director of Operations | 215-631-7020 x 305
Maria started with MACS in 1999 and is still rolling with the changes. MACS is always looking for the best way to do things—that’s what makes it a great place to work. Maria manages MACS property and provides support to Lynn Fee with staff and Section 609 processes. Maria is always available to help members find the right solutions. A sibling of seven and mother of four, Maria enjoys traveling and being out in nature, either on her two legs or a horses’ four.
Pam Smith
Events & Membership Manager | 215-631-7020 x 306
Pam joined MACS in 2008 and coordinates the many details of the MACS annual training event and trade show and all training clinics, both live and virtual. From curriculum to food sourcing, Pam handles every aspect of MACS events. Pam also works with exhibitors and trade show vendor companies. She aids MACS members in understanding and using their value-added member benefits and coordinating renewals. A graduate of Mansfield University, Pam enjoys traveling, reading, biking, hiking and spending time with family.
Steve Schaeber
Manager of Service Training | 215-631-7020 x 308
Steve joined MACS in 2013 and is a graduate of Pennsylvania College of Technology. Steve provides technical support to MACS members, provides mobile A/C training classes and writes air conditioning related technical content. He is also involved in the greater automotive industry on behalf of MACS members through the Society of Automotive Engineers (SAE), Human Factors Technical Committee 6 (SAE-HFTC6) and Technology and Maintenance Council of the American Trucking Association (TMC).
Melissa Pizarro
Manager, Marketing Communications | 215-631-7020 x 309
Melissa joined MACS in 2009, first working at reception providing customer service, then moved into the role of accounting support before becoming the manager of marketing communications. Having grown within MACS, Melissa has learned all aspects of the organization. Melissa manages MACS social media accounts, marketing, and manages MACS ACtion magazine. A graduate of the University of Pittsburgh at Greensburg, Melissa loves reading and spending time with her family, almost as much as she loves her dog.
Alexa Murphy
Membership & Events Assistant | (215) 631-7020 x 310
Alexa joined MACS in July of 2023. With an AA in Business, a BS in Marketing, and prior experience in sales and marketing strategy, she will be offering support to the marketing efforts in her role as Events and Membership Assistant. In her free time, Alexa tries to stay active by continuing to participate in sports like soccer. She also enjoys other activities such as reading, the beach, and spending time with loved ones.
Barbara Wheeler
Customer Support Specialist | (215) 631-7020 x 314
Barbara joined MACS in July 2023. In her role as a MACS customer support specialist, she is available Monday-Friday from 8:30am to 5pm. She can answer questions related to MACS Section 609 certification program and assist with MACS event registrations and offer information about the Mobile Air Climate Systems Association. Barbara is from Brazil and graduated from college in 2020 with a degree in Business. She loves travel, explore new places, and spend time with family, friends and her pets.
Giselle Horrell
MACS Customer Support | 215-631-7020 X 311
Giselle joined MACS in 2018. In her role as a MACS customer support specialist, she is available Monday-Friday from 8:30am to 5pm and can answer questions related to MACS Section 609 certification program and assist with MACS event registrations, and offer information about the Mobile Air Climate Systems Association.
Victoria Pettit
MACS Customer Support | 215-631-7020 x 312
Victoria joined MACS in 2018. In her role as a MACS Customer Support Specialist, Victoria is available Monday through Friday from 8:30am-5pm to answer questions related to MACS Section 609 certification program. She can assist with MACS event registration and offer information about the Mobile Air Climate Systems Association.
Personal interests: hiking with friends, chili and other healthy recipes, veggie gardening, great coffee, intriguing cat videos, cute horse videos, paintings and art museums, fixing old things to last (including myself).
Lisa Medina
MACS Customer Support | 215-631-7020 x 313
Lisa joined the MACS support staff in July 2021. She can process invoices, payments and assist with MACS event registration and offer information about the Mobile Air Climate Systems Association. Lisa manages the MACS Proctor Program as well as assists in accounting procedures.
Lisa spends her free time hiking, cooking and spending time with her family.
