About Us
sylvia@NorthRiverResearch.com 518-821-3852
Sylvia Hasenkopf, the principal researcher for North River
Research, is a genealogical researcher and historian for over
25 years. She developed and hosts the wildly successful
website Tracing your Roots in Greene County, which allows
individuals to use a wide variety of original documents online, at
no charge.

Sylvia has a broad range of genealogical experience from the
early Dutch roots to the present day, in Greene, Ulster,
Columbia, Dutchess, Delaware, Schoharie, Rensselaer,
Washington and Albany counties. She has undertaken intensive
research in the Palatine, Colonial, and Revolutionary eras.
Drawing upon her extensive personal library of published and
unpublished material, Sylvia has assisted many individuals in
completing their DAR, SAR and Mayflower applications.

In addition, Sylvia has developed an expertise in developing
house histories, drawing upon the wealth of information
available in local historical and state repositories. She has
undertaken the research needed to place historic homes on the
National Historic Register and the Greene County Historical

Sylvia is frequently called upon to lend her expertise and
knowledge of local history to assist professionals in the media,
who are developing historical documentaries of the local area.

Sylvia Hasenkopf is a prolific historical writer. She has written
historical articles for the Greenville Pioneer since May 2010
and has completed her 145th article for the paper in June

In addition, she has self published two books:

  • May God in His Mercy Spare Our Lives, the Civil War
    Letters and Diary of Eseck G. Wilber 120th NYV.
    This book was completed pro bono for the Cairo Historical
    Society and all sales profit the Cairo Historical Society
    directly. Price: $24.99 plus S&H. For more information
    contact the Cairo Historical Society at

  • Tracing Your Roots in Greene County, The First Fifty
    Articles from the Greenville Pioneer
    Price: $24.99 plus S&H For more information contact
    Sylvia at sylvia@northriverresearch.com

Sylvia is currently writing three books:
  • The Town of Cairo Hometown Heroes (with others)
  • Tracing Your Roots in Greene County Vol.2 (2014)
  • White Hell in Red Siberia, the story of a German POW in
    a Russian Gulag (2015)

©  2009 All rights reserved by North River Research
sylvia@northriverresearch.com 518-821-3852