| Name | Company | Active Certifications | |
| Gerardo Raimondi | (unknown) | graimondi@soluciones.com.ar | MEF-SDCP |
| Erickson Y. Ramiterre | |
eyramiterre@pldt.com.ph | MEF-CECP |
| Mmotla Boikhutso Rantho | Dark Fibre Africa | boikhutso.rantho@dfafrica.co.za | MEF-SDCP, MEF-SNCP |
| Sharon M. Rapelo | |
smrapelo@pldt.com.ph | MEF-CECP, MEF-SNCP |
| Lyra Real | |
lcreal@pldt.com.ph | MEF-CECP |
| Janine Rebelo | Liquid Telecommunications | janinerebelo@icloud.com | *No Active Certifications at this time* |
| Justin Redd | |
justin_redd@comcast.com | MEF-SDCP |
| Kubendran Reddy | Liquid telecommunications | kubendran.reddy@liquidtelecom.co.za | *No Active Certifications at this time* |
| John Remishofski | |
j.remishofski@tatacommunications.com | *No Active Certifications at this time* |
| Tarik Riley | |
laceth@yahoo.com | *No Active Certifications at this time* |
| Rosel Louise R. Rinon-Molino | |
rdrinon@pldt.com.ph | MEF-CECP, MEF-SNCP |
| Austin Rivera | |
arivera@nex-tech.com | MEF-CECP |
| Randal Robbins | |
randal.robbins@charter.com | *No Active Certifications at this time* |
| Shannon Roberts | Lightpath | shannon.roberts@lightpathfiber.com | MEF-CECP |
| Jeff Roberts | Cincinnati Bell | jeff.roberts@cinbell.com | *No Active Certifications at this time* |
| Glen Roeder | |
glen.roeder@wintechnology.com | MEF-CECP |
| Sergey Romanov | Brain4Net | s.romanov@brain4net.com | *No Active Certifications at this time* |
| Ma. Virginia Romero | |
vrromero@pldt.com.ph | MEF-CECP |
| Monica Lorraine Roque-Mendoza | |
mrroque@pldt.com.ph | MEF-CECP |
| Claudio Roselli | |
claudio.roselli@lumen.com | MEF-NF |
| Scott Ross | |
sross@everstream.net | MEF-CECP |
| Patrick Rougeau | |
patrick.rougeau@charter.com | MEF-CECP |
| Wentzel Roux | BCX | wentzel.roux@bcx.co.za | MEF-NF |
| Jeremy V. Rubias | |
jvrubias@pldt.com.ph | MEF-CECP |
| Ryan Rudack | |
ryan.rudack@wintechnology.com | MEF-CECP |
| Joseph Ruffles | Riverbed | joseph.ruffles@riverbed.com | *No Active Certifications at this time* |
| Ulrich Ruppel | |
ulrich.ruppel@telekom.de | MEF-SDCP |
| Ben Russell | Stratus Networks | brussell@stratusnet.com | MEF-CECP |
| Robert Ryndfleisz | |
robert.ryndfleisz@charter.com | MEF-SNCP |