Corporate and Business Law
Real Estate
Commercial Transactions
Transportation Law
Commercial Litigation
Arbitration
Estate Planning
Non-Profits
Conservation Easements
Mergers & Acquisitions
Dispute Resolution
Railroad Law
Utility Law

• Author, "International Commercial Arbitration", published in the Maryland Bar Journal, Volume XLIII, Number 4, July/August, 2010. 
• "International Commercial Transactions, MICPEL (2005 - awaiting printing) (Author of chapter on Arbitration of International Disputes)
• Author, "Tax Credits for Heritage Property Renovations", Baltimore Smart CEO Magazine (March 2002)
• Co-Author, "Conservation Easements and Estate Planning" 12th Annual Estate Planning Institute, MICPEL (1999)
• Author, "Charitable Contributions of Conservation Easements", MICPEL (1997)
• Editor, "International Commercial Transactions", MICPEL, (1989)(Author of Chapter on Arbitration of International Disputes)
• Numerous seminars and presentations on land use planning, succession planning, sale and donation of development rights, international dispute resolution, estate planning, mergers and acquisitions.

Chosen for inclusion in "Maryland´s Super Lawyers® 2010" for Business/Corporate (also named in 2009).  Click here to see Mr. Constable´s profile page on the Super Lawyers® website.
 

• Maryland, United States District Court for the District of Maryland (1968)
• United States Court of Appeals, 4th Circuit (1968)
• United States Supreme Court (1968)

Frederick J. Singley Jr., Court of Appeals of Maryland, 1968-1969

• Trustee, College of Notre Dame of Maryland, Inc.
• Trustee, Maryland Historical Society
• Vice-Chairman, Maryland Environmental Trust (2010); Trustee (2008 - Present)
• President and Chairman,  The Manor Conservancy, Inc. (1993 - Present)
• Chairman, Manor Area Association
• Former Chairman, Baltimore County Landmarks Preservation Committee
• Former Trustee: Preservation Maryland
• Baltimore County Task Forces Investigating Land Use Planning (ongoing)
• Maryland Task Force Investigating Exports (1980s)
• Baltimore County Task Force Investigating Cable Television (1980s)

University of Maryland, School of Law, J.D. 1968
University of Virginia, B.A. 1965
Gilman School, 1960

Corporations, partnerships, limited liability companies
Tax Exempt Organizations
Railroads
Gas and Electric Companies
Schools
Land Owners

• Bar Association of Baltimore City
• Maryland State Bar Association (Past Chairman of International Commercial Law Section)
• American Bar Association (Section on Banking and Business Law; Section on Public Utilities Law)
• American Arbitration Association (Commercial Panel; Large Complex Commercial Case Panel)
• International Center for Dispute Resolution, Panel of Neutrals
• National Association of Railroad Trial Counsel
United States Court of Appeals, 4th Circuit Judicial Conference.