John Denniston Email & Phone Number
Principal @ SunStone Consulting LLC
5 free lookup(s). No credit card required.
If you need more lookups,
subscriptions start at $34 USD/month.
John Denniston Location
- Harrisburg, PA, US
John Denniston Work
- 2006 -now Principal @
- 2000 -2006 Marketing Director @
- 1995 -2000 Category Manager @
- 1993 -1995 Marketing and Advertising Manager @ Roses Stores, Inc.
John Denniston Education
- Penn State University
(M.A., American Studies)
1992 - Lebanon Valley College
B.A. (B.A., History)
1991
John Denniston Skills
- Process Improvement
- Contract Negotiation
- Strategic Planning
- Business Process Improvement
- Project Management
- Public Relations
- Marketing
- Strategy
- New Business Development
- Management
- Research
- Customer Service
- Business Strategy
- Leadership
- Program Management
- Marketing Strategy
- Healthcare
- Leadership Development
- Proposal Writing
- Business Development
- Change Management
John Denniston Summary
- John Denniston, based in Harrisburg, PA, US, is currently a Principal at SunStone Consulting LLC. John Denniston brings experience from previous roles at York International, Rite Aid and Roses Stores, Inc.. John Denniston holds a Penn State University. With a robust skill set that includes Process Improvement, Contract Negotiation, Strategic Planning, Business Process Improvement, Project Management and more. John Denniston has 2 emails and 1 mobile phone numbers on RocketReach.
Looking for a different John Denniston?
Find contact details for 700 million professionals.
Others Named John Denniston
John Denniston
Principal
Harrisburg, PA, US
Top SunStone Consulting LLC Employees
John Denniston
Principal
Harrisburg, PA, US
Leonard Brauner
Senior Principal
New York, NY, US
G2 Crowd Trusted
300K+ Plugin Users
© 2026 RocketReach.co