Happy Birthday to Sonia and Arnaldo Posted on November 27, 2015 by SDP in Team SDP with Comments Disabled The SDP office is celebrating two Birthdays this week Sonia’s Birthday is today and Arnaldo’s tomorrow. Wishing you both a Happy Birthday! The red velvet birthday cake went down a treat. About the Author SDP Contractor management, payroll & accounting services for contractors, recruiters & companies Australia and New Zealand wide. We deliver effective, tailored solutions that get results.