** Shares of Ventia Services Group VNT.AX rise as much as
2.1% to A$3.85, their highest since April 5
** Infrastructure services provider gets contract from
Western Australia's state electricity corporation Western Power
for maintenance of its network
** Sees A$150 mln ($100.07 mln) in revenue from contract
over five years
** About 2.4 mln shares change hands vs 30-day average
volume of around 2 mln
** Stock up 22.3% YTD, including session's gains
($1 = 1.4990 Australian dollars)
(Reporting by Aaditya Govind Rao in Bengaluru)
((Aaditya.govindrao@thomsonreuters.com;))