Joseph Lamptey is the son of Major Lamptey, one of the best former referees of Ghana. In 2009 Joseph was promoted as African Elite referee in 2009 from Africa's Young Talent group which panel he reached only two years earlier in 2007.
In March 2009 Lamptey was invited to participate in the African Under 17 football tournament In Algeria. He handled several games up to the semi final stage.
source: Kwame Tom
From January 2011 Lamptey was banned for 6 months for allowing a hands ball goal in the CL semi-final Esperance - Al Ahly, October 2010.