John E. Markelwith
President & CEO

John Markelwith is a graduate with honors from Drexel University with majors in both Marketing and Accounting and has over 30 years of experience in building and leading professional sales and service organizations for both domestic and international companies.  John is the founder, President & CEO of “Accelerated Service," a national sign, lighting and electrical facility services provider headquartered in Cherry Hill, New Jersey. Prior to forming Accelerated Service John was the founder of "The Markley Group, LLC,” a management consulting firm responsible for assisting small to medium sized companies with developing and implementing marketing and sales strategies designed to help accelerate their growth.  John was instrumental in helping a number of sign and lighting companies enhance and expand their professional  service offerings, develop efficient workflow, policies and procedures, implement innovative technology, build strategic partnerships and develop a certified supplier network. John's proven methodology produced measurable increases in revenue, profitability, customer loyalty and shareholder value. John is a member of the Greater Philadelphia Senior Executive Group and a recognized industry leader, and has contributed a number of informative articles for PRSM, RFMA and RFB. 


Jeanne Markelwith is a graduate with honors from Rutgers University with a Bachelor’s of Arts in Business Administration with a concentration in Accounting.  Jeanne was awarded a full academic scholarship to Rutgers University and graduated in the top 10% of her graduating class.  Jeanne is the founder, EVP Finance & CFO of "Accelerated Service,” a national sign, lighting and electrical facility services provider headquartered in Cherry Hill, New Jersey.  Accelerated Service is one of the fastest growing companies in the industry and has emerged as a leader in the facility services arena servicing thousands of locations for hundreds of retained clients nationally. Jeanne has over 25 years of financial management experience and has held senior level roles for a number of financial services firms including CitiCorp where she was responsible for managing the financials for several CitiCorp subsidiaries. Prior to forming Accelerated Service, Jeanne served as the EVP Finance, CFO for “The Markley Group”, a management consulting firm responsible for helping small to medium size companies implement process improvements designed to maximize operational efficiencies and dramatically increase productivity and profitability.

David Markelwith is a Suma Cum Laude graduate from Drexel University’s LeBow College of Business where he earned a Bachelor’s of Science in Business Administration with concentrations in Marketing, Operations Management and Entrepreneurship. His outstanding academic and professional achievements are a direct result of his incredible work ethic, extreme dedication, intense drive and his overwhelming commitment to produce quality results. Prior to joining Accelerated Service David held sales, operations and marketing positions with prestigious companies including Siemens Medical, Fox Rothschild, Rita’s Franchise Co., ADT and Worldwide Tickets.  David serves as Vice President of Operations where is responsible for enhancing Accelerated’s rapid response capabilities by expanding our 24x7 call center, implementing process improvements, integrating technology, developing strategic partnerships, and leading a team of dedicated service coordinators. David is ultimately responsible for expanding Accelerated’s quality service offerings, enhancing the customer experience and creating reciprocal customer loyalty. 

Company History

The parent company, “The Markley Group, LLC,” was formed in 2002 as a business consultancy. The company was instrumental in helping a number of national sign and lighting companies grow and expand their service business.   
In January of 2010, at the request of several national retail clients Accelerated Service was formed. With a proven business model, an experienced team of service professionals, a national network of certified subcontractors and suppliers and advanced technology Accelerated Service was prepared to meet the service requirements of almost any national client.

Today we operate a 24 x 7 National Call Center in Cherry Hill, NJ and have emerged as one of the fastest growing companies in the facility services arena. We manage and monitor the on-call and emergency service requests for thousands of locations for some of the most prestigious brands in the world. Our team of dedicated service professionals has developed a reputation for delivering consistent quality results and is well respected by the national retail clients who we serve and the national network of certified technicians we consider valued partners.   
Experience, integrity and professionalism are the trademarks of our business and were established to meet the demanding parameters, set forth by our loyal clients. We maintain an unwavering, uncompromising commitment to delivering quality results and always strive to exceed every client’s expectations. We are a company you can count on and people you can trust.

David Markelwith
Vice president of operations

Jeanne m. Markelwith
executive vice President & CfO