“David is a 10/10 pro. He asked all the right questions prior to getting the project started and once everything was set, he was quick and diligent with working through this complex project… You get what you pay for, and this was certainly the case (in a very good way) with David as he is clearly an expert in this field.”

Dashboard Development Client · via Upwork, 2024

“Extremely responsive, quick and reliable. Amazing skills, exactly want we needed”

Consulting Client · via Upwork, 2024

“David does phenomenal work. We brought him in during the middle of a project and he was able to pick up a significant workload very quickly. His communication and ability to hit deadlines early was great. He was a true pleasure to work with and his work was outstanding.”

Report Creation Client · via Upwork, 2022

“David is the best at excel, simple as that!”

Tommy W. · client since 2011 · via PeoplePerHour, 2022

“David is one of the best talent on Upwork as far as Excel / VBA skills are concerned. Highly, highly recommended. Great professional too!”

Reports & Automation Client · via Upwork, 2021

“Talk about fast and knowledgable! Money well spent! This man is going to save me 1 hour every-week just from this excel program!!!”

Workbook Repair Client · via Upwork, 2021

“Excellent skillset. Went above and beyond in deliverable. Would highly recommend. Will definitely work with again.”

Dynamic Report Client · via Upwork, 2021

“Most likely one of the best freelancers I’ve had the opportunity of working with. I would highly recommend David for any complex VBA coding. We’ll be working with him again in the future.”

VBA Development Client · via Upwork, 2020

“David was awesome! Very flexible, and responsive. Would definitely work with him again.”

Wholesale Price Book Client · via Upwork, 2020

“If you need your job done on time and accurate, don’t look any-further than Excel Gurus! 6 STARS!”

Darryl H. · repeat client · via PeoplePerHour, 2019

“It was great working with David. Even though the job task evolved and changed significantly during the period, David was able to adapt and deliver great results.”

Energy Mapping Tool Client · via Upwork, 2019

“Highly recommended! David was able to successfully complete both of the projects that I requested. He completed them quickly, accurately, and communicated well. I will be checking in with David first when I have another task like this one.”

Automation Client · via Upwork, 2019

“David was great to work with.. He made sure that the work was completed to my satisfaction before ever requesting payment. David also went above and beyond to help me understand thing and answer all of my questions. I will definitely be working with him again.”

Excel Macro Client · via Upwork, 2018

“It was truly a pleasure to work with David. He understood my requests right away and completed the job in a day for a very fair price. I highly recommend him.”

Joe H. · repeat client · via PeoplePerHour, 2017

“Fantastic work from David. Right from the start David took a consultative approach to this project and completed it within 24 hours with no changes needed. I would recommend Excel Gurus for any excel related projects.”

Glen F. · via PeoplePerHour, 2017

“Very fast to answer, and for a complicated job as it was he understood everything and got the idea. Totally recommended.”

Patricia R. · quoting program · via PeoplePerHour, 2016

“I needed a quick solution. David understood exactly what I needed from the very beginning, and delivered precisely what I needed. His rate was well worth it because he employed his expertise to finish the job expertly in a very short time. I doubt my experience could have gone any smoother.”

Automation Client · via Upwork, 2015

“David did a really superb job! I’m extremely happy with his work and to have come across him. The spreadsheet David created for me was exactly what I needed to get my business organized and take the next step forward. David was extremely professional and I like the way he communicates.”

Business Database Client · via Upwork, 2015

“David did an awesome job with making my spreadsheet more efficient. He had the right solution(s) and was very fast. Would definitely recommend him to others.”

Field Installation Dashboard Client · via Upwork, 2015

“Sublime. Met all of our needs well within the quoted time. Honestly can’t rate highly enough. Thank you!”

Jan H. · via PeoplePerHour, 2015

“Amazing service… Turnaround was really quick and service was brilliant!”

Martyn I. · estimating & quoting system · via PeoplePerHour, 2014

“David is a fantastic professional to work with and understood our requirements and was very patient and helpful throughout and I will certainly be using him for any future excel work.”

Cameron H. · via PeoplePerHour, 2014

“This man is a genius.”

Chris H. · repeat client · via PeoplePerHour, 2013

“Very good to work with. Have had several projects completed by David now. David is always available to do the work and has great communication skills making it easy to get the project done via odesk.”

Payroll Program Client · via Upwork, 2013

“David’s work is outstanding. He works in very timely fashion, asks pertinent questions to advance the project, and is extremely flexible and responsive. David always has a solution to our needs; I’ve not yet experienced a time in which he has said ‘it can’t be done.’ Our organization has come to depend on David’s high-quality work. I don’t know what we would do without him!”

Access Reports Client · via Upwork, 2012

“David was utterly fantastic, delivering a first-rate quality excel app that has earned non-stop pariase from our clients. The guy is easy to work with, ‘gets it’, and delivers what he says he’s going to deliver, when he says he’s going to deliver it. We’ll continue to utilize his services without question.”

Survey Application Client · via Upwork, 2012

“My expectations were exceeded!”

Financial Database Client · via Upwork, 2012

“Highly recommended, David was excellent throughout the entire process, taking the time to understand a less than clear brief and delivered exactly what was required in a prompt manner.”

Bespoke Excel Client · via Upwork, 2012

“David did a 100% perfect job. I will always count on him.”

Rafael O. · repeat client · via PeoplePerHour, 2012

“David is among the most talented programmers I have ever worked with… So whenever I had a raw idea – David helped me define it until we were both happy. Then, he would have made the idea work. David works very fast and does not let go until the task is done. Communication is fluent and easy.”

Excel Applications Client · via Upwork, 2011

“David is by far one of the best contractors on oDesk. Not only did he fully understand what I wanted, he worked through the problems/redesigns/additions that developed as we went along. I will hire him again soon and highly recommend him for anything Excel based. He took my idea and made it look 100% better than it did.”

Excel Reporting Client · via Upwork (then oDesk), 2011

“Superb! Had a good understanding of my requirements, and what was achievable. Always asked appropriate, intelligent questions and was flexible enough to accommodate alterations as and when required. I would thoroughly recommend using David and look forward to working with him again when the need arises.”

Data Import Client · via Upwork, 2011

“Excellent in every way. Saved me so much time with his automation of my spreadsheets!”

Karyn M. · repeat client · via PeoplePerHour, 2011

“David worked brilliantly on this project and his communication was first class. He worked extremely quickly and efficiently delivery us a quality product on time and on budget. Thanks!! Would definitely recommend.”

Inspirar B. · via PeoplePerHour, 2011

“highly professional and responsive. efficient and precise. will definitely work again with ExcelGurus.”

PDF Automation Client · via Freelancer, 2011

“David did a great job. He made suggestions to make the program better and as a result the project came out better than I had imagined. David was quick to fix any bugs and make any changes.”

Restaurant Program Client · via Freelancer, 2010

“David was thoughtful and spent the time to think through the project ahead of time so the product he developed for my business was the best suited for the current needs of my business.”

Shayna · inventory tracking · via Freelancer, 2010

“David was very attentive to the project and went over and above to get my very difficult template working. He was also very patient as we waited for a 3rd party to provide their input. I’d use him again without hesitation.”

Tanya · via Freelancer, 2010

“Project delivered quickly and to specification. Excellent communication. David is very easy to work with. He made a novice like me feel very comfortable with the process.”

Stephen · via Freelancer, 2010