John_Nolan1 says,

Roger was great. He knows what he is doing and will go the extra mile to figure things out for you.

for Excel add-on for C DLL (part 3) on Dec 31, 2010

John_Nolan1 says,

Continuing great job, very fast response

for Excel interface to a C DLL (part 2) on Nov 18, 2010

John_Nolan1 says,

extrnh has experience working directly on the project (developing an interface to a C DLL from Excel). He did this very quickly. Highly recommended!

for Excel interface to a DLL on Nov 10, 2010

Brandon_Webb2 says,

Roger not only completed my request extremely fast, but also went beyond expectations. He can visualize anything asked with no concerns. I could not be more pleased with the results. Thanks Roger, I will be using you more!

for Excel & MS SQL **UPDATED** on Oct 24, 2008