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500 E. Swedesford Road, Suite 200
Wayne, PA 19087-1614
Phone: 610-977-3100
Fax: 610-977-3600
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A-D Senior Staff Minimize

A-D's Senior Staff is second-to-none among groups in the electrical, industrial, PVF, plumbing, HVAC and drywall channels of distribution.  They have decades of distribution experience and an unquestionable dedication to the success of independent distributors and their supplier partners.



Bill Weisberg

Chairman and Chief Executive Officer

 

Scott Renninger

Treasurer and Chief Financial Officer

Stuart Mechlin

Senior Vice President of the Industrial Supply Division

 

David Oldfather

Senior Vice President of the Electrical Supply Division

 

Roy Weaks

Senior Vice President Plumbing, PVF & HVAC

 

Chris Bourque

Vice President of Marketing

Justin Dunscomb

Vice President of HVAC & Plumbing

 

Mary Ellen Heisey

Vice President of Administration

Mark R. Higgins

Vice President of Industrial Supply Division

Gary Jackson

Vice President of the Pipe Valves and Fittings Division

Sean Kenny

Director of ESD Member Relations

 

Paul Ryan

Vice President of Finance

Chris Scott

Vice President of A-D, Canada

Robert Wesley

Vice President AMAROK

Drywall Division

 

David Kinsella

Director of ESD Supplier Relations

 

Betty Massey

Director of Member Services, AMAROK Drywall Division

Timi Pieretti

Director of Information Technology



Christian C. Siebens

Director of Clean Energy

Electrical Supply Division

 

Kim Wanamaker

Director of Marketing



 

 

Bill Weisberg

 

bweisberg@adhq.com

 

(610) 977-3179

Bill Weisberg is the CEO of Affiliated Distributors (A-D). He joined A-D 26 years ago and became CEO in 1991. Mr. Weisberg has helped to facilitate A-D's growth through the effective utilization of Affiliate and Supplier Committees and Task Forces. This consensus building process resulted in the establishment of the industry's first formalized Networking groups, the development of innovative marketing and planning programs, the implementation of the first national accounts program for electrical independents and the early adoption of internet technology to facilitate group communications.


Under Mr. Weisberg's leadership A-D has completed successful mergers with five member-owned cooperatives, entered the Canadian electrical market, the general line industrial market, the Plumbing, PVF and HVAC markets and the drywall industry. In 1999 he founded supplyFORCE, a national accounts business that survived the dot-com crash and is active to this day serving multi-regional MRO customers by coordinating the fulfillment of orders and services from A-D members across three A-D industries.

Mr. Weisberg is the proud parent of seven children and is a graduate of Central High School in Philadelphia, PA.


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Scott Renninger

 

srenninger@adhq.com

 

(610) 977-3177

Scott Renninger joined A-D in 1997 as Vice President, Treasurer and Chief Financial Officer and manages A-D's finance, accounting and treasury functions. Prior to A-D, Mr. Renninger was a Director of Finance and Operations for Public Financial Management (PFM), the largest financial consulting and investment management firm serving state and local governments nationwide. Prior to PFM, Mr. Renninger spent thirteen years in the distribution industry and was VP of Finance for Gelber Industries. Mr. Renninger received a BS in Business Administration/Finance from the University of Delaware and holds an MBA with concentrations in Strategic Planning and Finance from the University of Pennsylvania's Wharton School of Business.

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Stuart Mechlin

 

smechlin@adhq.com

 

(610) 977-3193

Stuart Mechlin joined A-D in November 1999 and is the Senior Vice President of the Industrial Supply Division and is responsible for all distributor and supplier activity in that market. Prior to joining A-D, Mr. Mechlin was the Director of Marketing, North America for Fel-Pro Chemical Products, a major manufacturer of Maintenance, Repair and Operations (MRO) chemical products and an A-D supplier. Mr. Mechlin is a graduate of Hunter College (BA), Oregon State University (BS) and McDonald's Hamburger University (BH). He received his MBA from Portland State University in 1980. He currently is a member of MDM Editorial Advisory Board.

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David Oldfather

 

doldfather@adhq.com

 

(610) 977-3109

David Oldfather joined A-D in December 2003 and is the Senior Vice President of the Electrical Supply Division and manages A-D's electrical operations in the U.S. and Canada. Before coming to A-D, Mr. Oldfather was the Senior Vice President of Sales for the contractor and installer groups at Hagemeyer North America. Prior to that, he served as the Vice President of Sales and Marketing, Senior Vice President of Operations and Executive Vice President of Operations at Tristate Electrical Supply Company. Mr. Oldfather graduated summa cum laude with a BA in English from Albion College, where he was a member of Phi Beta Kappa and an Albion Fellow. He holds a MA in English Language and Literature from the University of Chicago.

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Roy Weaks

 

rweaks@adhq.com

 

(610) 977-3115

Roy Weaks joined A-D in 2001 and currently serves as Senior Vice President Plumbing, PVF & HVAC. Upon joining A-D, he led the successful integration of C.L. Watt and A-D; he now oversees all Plumbing Division operations, as well as coordinating activities across all three PHCP Divisions (HVAC, Plumbing & PVF). Prior to A-D, Mr. Weaks spent three years as C.L. Watt's Vice-President of Supplier Relations. Prior to joining C.L. Watt's staff, Mr. Weaks was the Senior Vice President and General Manager of Fields and Company in Texas where he developed significant expertise in the Plumbing, Electrical, and Heating & Air Conditioning wholesale industry - including a term as the distributor chairman of the C.L. Watt group. Mr. Weaks is a 1974 BBA graduate of Texas Tech University in Lubbock, Texas with a degree in Business Management.

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Christopher Bourque

 

cbourque@adhq.com

 

(610) 977-3180

Chris Bourque joined Affiliated Distributors in 2008 as the Vice President of Marketing. Before joining A-D, Chris spent eleven years at CertainTeed Company, the $2 billion subsidiary of the French corporation, Saint Gobain, which makes products for the commercial and residential construction industry. Most recently, Chris was the Director of Marketing for their Fence Products Division, having led its creation and development into a $60 million business. Before joining CertainTeed, Chris spent ten years at Lumbermen's Merchandising Cooperative in Wayne, PA where he negotiated purchasing programs, value rebate incentives, payment terms and seasonal promotions. Chris holds a BBA in Finance & Economics from Temple University in Philadelphia, PA and an MBA in Marketing from Saint Joseph's University in Philadelphia, PA.

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Justin Dunscomb

 

jdunscomb@adhq.com

 

(610) 977-3161

Justin Dunscomb joined A-D in 2006 as the Vice President of HVAC & Plumbing and is responsible for all aspects of the HVAC Division as well as supporting the activity of the Plumbing Division. Mr. Dunscomb came to A-D with 11 years of industry experience, including five as the Executive Vice-President of the WIT & Co. buying group (Plumbing & HVAC). Mr. Dunscomb is a 1995 graduate from Millikin University with a degree in Human Resource Management.

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Mary Ellen Heisey

 

mheisey@adhq.com

 

(610) 977-3169

Mary Ellen Heisey joined A-D in December of 2003 as the first Director of the newly formed Divisional Operations department. In 2006, she became Vice President of Administration, overseeing all Divisional and A-D administration while continuing her leadership of the Divisional Operations department. Mary Ellen has 25 years of managerial experience in operations, project management, purchasing, inventory control, sales, and marketing, fifteen of which have been in wholesale distribution. Ms. Heisey graduated from the Pennsylvania State University with a BS in Consumer Related Studies.

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Mark Higgins

 

mhiggins@adhq.com

 

(610) 977-3192

Mark R. Higgins joined A-D in October 2000 as the Director of the Industrial Supply Division and became Vice President of Industrial Supply Division Relations in 2004. Prior to A-D, Mr. Higgins spent 14 years as a manufacturer's representative in the industrial and safety products market. He also has ten years of purchasing management experience.


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Gary Jackson

 

gjackson@adhq.com

 

(610) 977-3194

Gary Jackson joined A-D in September 2003 as the Vice President of the Pipe Valves and Fittings Division and is responsible for all industrial and mechanical segments of the PVF market. Mr. Jackson came to A-D with over 24 years of prior industry experience, having worked for Stockham (now a division of Crane Co.) and NIBCO, Inc in sales and managerial roles. Mr. Jackson is a 1978 graduate of the University of Alabama, with a BS in Marketing.

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Sean Kenny

 

skenny@adhq.com

 

(610) 977-3172

Sean Kenny joined Affiliated Distributors in 2006, and currently serves as the Vice President of Member Relations for the Electrical Supply Division. Mr. Kenny came to A-D after more than 16 years at Milwaukee Electric Tool Corporation, the last six of those serving as the liaison for all divisions of A-D. Mr. Kenny earned a BS degree in Marketing from the University of Dayton, Dayton, OH.

 

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Paul Ryan

 

pryan@adhq.com

 

(610) 977-3114

Paul Ryan joined Affiliated Distributors in September of 2003 and was promoted to Vice President of Finance in May 2008. Mr. Ryan has over 20 years of experience serving the distribution industry, both in accounting and audit roles, including 8 years at VWR International. Prior to joining VWR, Mr. Ryan spent 10 years as a CPA with Ernst & Young, LLP. Mr. Ryan is a graduate of Penn State University with a BS in Accounting.

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Chris Scott

cscott@adhq.com

(289) 208-6437

Chris Scott joined A-D in 2010 as the Vice President of A-D, Canada. Chris brings over thirty years of electrical industry experience within the manufacturing and distribution arenas. Born in Vancouver, BC, Chris started his career as a buyer for a local electrical contractor. From there, he spent three years at Westburne, 11 years at Hubbell Canada, and 13 years at IPEX. For the five years prior to A-D, Chris had served as Osram Sylvania Canada's Vice-President of Sales and Marketing, responsible for the overall direction, coordination, and evaluation of the sales team in the Canadian C&I marketplace. In addition to Chairing A-D's Canadian Supplier Advisory Council for several years, Chris has also served as a board member of EFC, OEL, S&D (Chair) and EEMAC Lighting (Chair). Chris and his wife, Lesley, have been married for 30 years and have three children: Kyle, Trevor and Kelly.

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Robert Wesley

 

rwesley@adhq.com

 

(610) 977-3128

Robert Wesley joined A-D in June 2009 as the Vice President for the AMAROK Division. Mr. Wesley came to A-D with over thirty years experience in the drywall industry succeeding in several different sales and management positions. Robert formed his own drywall distribution company, Gypsum Supply, Ltd. and served as its president. Five years after starting his distribution business, it was obvious to Robert that the independent gypsum distributor was at a disadvantage to the large chains. Robert joined with six other gypsum distributors to form AMAROK in November, 1996 and served two terms as chairman of the board. Robert's enthusiasm and drive, combined with his background as an AMAROK founding member, and his total understanding of the business, made him the perfect candidate to help drive the continued growth and success of the AMAROK Drywall Division. Robert lives in Heath, Texas, a suburb of Dallas, and is a single father with three grown sons.

 

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David Kinsella

dkinsella@adhq.com

(610) 977-3173

David Kinsella joined A-D in July 2008 as the Director of Supplier Relations for the Electrical Supply Division. Mr. Kinsella came to A-D with over fifteen years of electrical industry experience within the manufacturing and distribution arena. Before joining A-D, Mr. Kinsella spent eight years at Intermatic, an electronic and electro-mechanical timing and controls manufacturer. Most recently, he was their National Sales Manager, responsible for the overall direction, coordination, and evaluation of the sales team in the industrial business unit. Prior to that, he spent seven years at Melville B. Hall, Inc., an electrical distributor serving the industrial and OEM markets, and two years at Killark Electrical Manufacturing, an electrical enclosure and apparatus manufacturer specializing in hazardous and explosive environments. Mr. Kinsella received his BA in Mass Communication from the University of Missouri.

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Betty Massey

bmassey@amarok.com

(480) 831-6118 x 217

Betty Massey is the Director of Member Services for the AMAROK Division of A-D. Her previous experience includes serving as the National Customer Service Manager for Compass International and the Director of Recruiting for Cooperative Solutions. Betty's talent, 10 years of outside sales experience and drive to tackle any project, was instrumental in the growth of several cooperatives during her time at Cooperative Solutions. Betty is the main link between AMAROK members and A-D.

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Timi Pieretti

tpieretti@adhq.com

(610) 977-3132

Timi Pieretti joined A-D in 2007 and is currently the Director of Information Technology. Timi oversees the development and support of MyA-D.net, and supervises the IT Infrastructure and Data & Reporting teams to design and deploy value-add IT solutions for the benefit of our membership and to streamline back-office operations. Prior to A-D, Timi worked for ICG Commerce where she managed Application Design and Support for their Business Process Outsourcing (BPO) offering and their web-based B2B Exchange, while also managing their PeopleSoft Enterprise Resource Planning (ERP) system. Before switching to an IT career, Timi held positions in Financial Accounting in industries such as Retail, Service, and Public Relations. Timi graduated from the University of Delaware with a BS in Accounting.

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Christian Siebens

csiebens@adhq.com

 

(610) 977-3144

Christian C Siebens has joined the A-D team as Director of Clean Energy for the Electrical Supply Division. Mr. Siebens brings over twenty years of electrical industry experience within the manufacturing and distribution arena with an emphasis on sales, marketing and business development. Over the last nine years, Mr. Siebens has specialized in energy efficiency, renewable energy and smart grid technologies. These industries form what today is know as Clean Energy. Mr. Siebens is a regular speaker and trainer within the electrical industry and is considered an industry leader in the Clean Energy opportunity. Previous to joining A-D, Mr. Siebens was the Clean Energy Director for Consolidated Electrical Distributors, Inc. Mr. Siebens has relocated his family to Pennsylvania and will be based out of A-D headquarters.


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Kim Wanamaker

kwanamaker@adhq.com

 

(610) 977-3184

Kim Wanamaker has joined the A-D team as Director of Marketing and is responsible for creating marketing programs that drive Affiliate and Supplier growth across all A-D Divisions. Mr Wanamaker came to A-D after seven years in the material handling industry and 23 years in the electrical industry. His career includes 14 years at GE in sales, marketing and strategic planning roles. He also served as Vice President of Marketing & Sales for W.A. Schmidt and Drexel Industries. Mr Wanamaker is a graduate of Clarkson University, with a BS in Industrial Distribution and earned an MBA in marketing from Rochester Institute of Technology.


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