Can you recommend a good guide (or driver)?

1. Some guide:
- Sam Pho
Email : siemreapservice@gmail.com
Mobile: (+855)99616606 call/text sms for oversea or roaming call and 099616606 for locally dial.
http://siemreapguideservices.com
- Vanith Hoeum
vanithhoeum@yahoo.com    www.angkorguideonline.com
- Chhen Kol
www.cambodianangkortour.com
- Yousroeun Chet
email:chetyousroeun@yahoo.com handphone number:+855 97 666 5138   http://www.angkorwatservices.com/
- Sun Koung Angkor Tour Guide
kong_guide@yahoo.com   www.angkorvatguide.com.
- Yous Sopanha
E-mail: touch_sopanha@yahoo.com
angkorguidesopanha
2. Some driver:
- David Phirun: has excellent English. He owns an air-con Camray and a tuk tuk and is familiar with distant temples, Koh Ker, Preah Vihear, Banteay Chhmar etc.
Contact at:   www.angkortempletours.com or tel: +855 12651506 email: phirun_david@yahoo.com
- Sam: Speaks good english. His website: www.angkorbestdriver.com
Email: samsavat168@yahoo.com
+(855) 092 73 03 99
-Heng Ath: Heng Ath speaks enough english to tour. 4 fit comfortably in his Tuk Tuk (friendly to gay folks).
EMAIL: hengath512@gmail.com
PHONE NUMBER (you can have your hotel call him): 012766756