Author Archives: leibowitz

Services

    GEMSHARES℠ ● GIGS℠ ● GIGS DIAMOND℠ Our services provide a financial index in the nature of quantitative measurements for analyzing investor attitudes in the field of investment grade gemstones; we will help you evaluate and appraise the suitability of gemstones for others for use as a component of equities, options, and futures contracts […]

Diamonds: Timeless Gems in a Changing World

The Global Diamond Industry: A Portrait of Growth

This report, completed in 2012, adds depth to Bain’s 2011 overview of the diamond industry by taking a detailed look at the dynamics of consumer demand across the globe, in the short and medium term. The report also presents a highly detailed view of consumer preferences, based on surveys of more than 5,000 diamond consumers […]

The Global Diamond Industry: Lifting the Veil of Mystery

This 2011 report sheds light on the multibillion-dollar diamond industry, from mining to retail, both for jewelry and industrial purposes. The report discusses new diamond supplies that have emerged over the past few decades, as well as the expansion of a production hub that was once confined to southern Africa and controlled by De Beers’ […]

Richard M. Keary

Richard M. Keary is a consultant for GemShares, LLC. Mr. Keary, Principal/Founder of Global ETF Advisors, has more than 25 years of experience in the financial services industry as a stock exchange executive, institutional block trader and independent management consultant. He created Global ETF Advisors in March 2009 to promote the global growth of ETFs, […]

A. Joseph Lipton

A. Joseph Lipton is a member of GemShares, LLC. During 31 years as a principal, coprincipal or agent, Mr. Lipton has built, owned, managed, maintained, leased, bought and sold, or operated nine New York City commercial, residential or light industrial properties. He has negotiated and supervised more than 3,000 commercial, residential or light industrial leases […]

Andrew J. Feldman, CFP®

Andrew J. Feldman, CFP® is a founding member of GemShares, LLC. Mr. Feldman worked with Treasury Equity, LLC to assist in the creation of their line of Currency Exchange Traded Funds. Mr. Feldman is the Founder and President of AJ Feldman Financial, a registered investment advisory firm, where he creates and monitors comprehensive financial plans […]

Daniel M. Gramza

Daniel M. Gramza is a founding member of GemShares, LLC and Treasury Equity, LLC. Mr. Gramza is President of Gramza Capital Management, Inc. and DMG Advisors, LLC.  He is a trader and consultant to domestic and international clients, and an advisor to hedge funds. He has published works in Australia, Europe, Japan, Singapore and the […]

Sharon L. Karsten

Sharon L. Karsten is a founding member of GemShares, LLC and Treasury Equity, LLC. Ms. Karsten is a cofounder of Market Traders, Inc., a Chicago Stock Exchange specialist firm. In 1998, Market Traders, Inc. merged with Chicago Stock Exchange member firm Dempsey & Co.; the merged company was acquired by the E-Trade Group in 2000. […]

Victor D. Feldman

Victor D. Feldman is a founding member of GemShares, LLC and Treasury Equity, LLC and president and owner of Global Market Traders, Inc. He is a cofounder of Market Traders, Inc., a Chicago Stock Exchange specialist firm. In 1998, Market Traders, Inc. merged with Chicago Stock Exchange member firm Dempsey & Co.; the merged company […]