Mrs Mills-Westley's family also thanked the Foreign and Commonwealth Office, Victim Support and Missing Abroad.
Mrs Mills-Westley retired to Tenerife after working as a road safety officer at Norfolk County Council.
Jennifer Mills-Westley, 60, originally from Hellesdon, near Norwich, Norfolk, was killed in Los Cristianos on Friday.
An inquest into Ms Mills-Westley's death was opened and adjourned in Norwich in June.
Missing Abroad, an organisation that offers support to families, has been helping relatives of Ms Mills-Westley.
While Ms Mills-Westley's death was clearly a highly unusual incident, Tenerife is not without its problems.
Tom Westley was unbeaten on 58, to add to his 132 in the first innings.
Ms Mills-Westley had been living in Tenerife after retiring from her job with Norfolk County Council.
Westley Moore, 22, is an international relations major at John Hopkins University in Baltimore.
Graham Westley's team can look forward to the fourth-round draw, which takes place on Sunday afternoon.
Stevenage manager Graham Westley was disappointed that the club's most famous victory had ended in such a manner.
BBC: Police investigate punch on Stevenage player at cup tie
And, with Stevenage having used all their substitutes, Graham Westley's side had to soldier on with nine men.
Ms Mills-Westley's two daughters, Sarah and Samantha Mills-Westley, were in court for the first day of Mr Deyanov's trial.
Ms Mills-Westley's daughters, Sarah and Sam, said they would be at the trial.
Mrs Mills-Westley, originally from Norwich, Norfolk, was inside a supermarket on Avenida Juan Carlos when she was stabbed and decapitated.
Jaik Mickleburgh also went early but Essex ended day two on 172-4, with the impressive Tom Westley unbeaten on 84.
Ms Mills-Westley's daughters Sarah and Samantha wiped away tears during the evidence on the second day of the trial on Wednesday.
"Scott Laird was stood celebrating with the fans and a fan just came over and smashed him from the side, " said Westley.
BBC: Police investigate punch on Stevenage player at cup tie
In their statement, Ms Mills-Westley's daughters said lessons needed to be learned.
Westley: In 1980 you founded ZahaHadid Architects out of your London apartment.
FORBES: Why Being Fearless Matters So Much: A Conversation With Zaha Hadid
Gareth Rees and Will Bragg added 59 for the second wicket before Tom Westley's part-time off-spin accounted for Rees to a bat-pad catch.
One of Mrs Mills-Westley's two daughters, Sarah, said her mother had been "full of life, generous of heart and would do anything for anyone".
It added that, following professional advice, the family would be making no comment on the police investigation or on any aspect of Mrs Mills-Westley's death.
Graham Westley's Stevenage won the Blue Square Bet Premier last season and will complete back-to-back promotions if they triumph at Old Trafford on 28 May.
First he trapped Maunders leg before, then had Cook caught by Jim Allenby at midwicket before Tom Westley was adjudged lbw off the next delivery.
Tom Westley fell first, beaten by some late movement to offer wicket-keeper Ben Scott his first of five victims, before Grant Flower edged to slip.
Opener Tom Westley was bowled by James Tomlinson for one in the second over and in the next Cork knocked back Jaik Mickleburgh's off stump.
Westley, who had not taken a Championship wicket this season before this game, struck again in his next over by bowling Michael Powell for a duck.
Speaking in court, Sarah Mills-Westley, from Norwich, said her mother, a grandmother-of-five, had been concerned about safety on the island in the months before her death.
Jennifer Mills-Westley, 60, a retired road safety officer from Norwich, was killed in the resort of Los Cristianos, on the island of Tenerife, in May 2011.
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