Arnold’s business experience spans 43 years in legal recruiting, sales, technology, management, business development research, legal practice development consulting and international affairs. He is also the Managing Director of Client Development Associates LLC, a business development consulting company based in NJ.

CDA offers a revolutionary form of business consulting based on self-programming principles. The CDA method supports the professional or business manager in generating breakthroughs in development irrespective of past performance. See www.client-development.com

Arnold’s pro bono activities focus mainly on the international relations group he founded in 1984, Organization for International Cooperation. OIC is dedicated to expanding cooperation between the US and conflicting nations. OIC's activities have involved many high ranking UN officials, multinational corporations, the media and various non-profit organizations dedicated to peace. See www.oicworldpeace.org.  His involvement at the UN started in the early 80s at the United Nations Non-Governmental Liaison Service. 

Arnold has been interviewed many times on TV, Radio and by many newspapers. He has lectured to many organizations such as: The Philadelphia Bar Association, Princeton University's Center for International Studies, the United Nations, the Former Soviet Mission at the United Nations and to many other schools and business groups. He has had various articles published on recruiting and business development nationally.  

He is a past member of the United Nations Association, the PA-Russian Business Council, The Brehon Law Society and Business Executives for Nuclear Arms Control. He is a current member of the Alliance for Peacebuilding, The Cherry Hill Chamber of Commerce and the Southern NJ Chamber of Commerce.