House Juriss.

House Juriss is an extended house comprised of 50% Klingon/Human Fusions and 50% Klingon/Romulan Fusions.
Imperial Klingons are not welcomed in the family line.
House Juriss members serve the empire in many capacities, but have created a niche for themselves as the empire's most able administrators for over a century.
Juriss officials serve in every corner of the empire, especially on diplomatic contact teams and as special envoys to other interstellar powers.
House Juriss members have earned a reputation of scrupulous devotion to duty combined with unquestioned fealty to the empire.
Members of House Juriss are widely known for their personal integrity.

source of information: FASA supplement 2222A.