topappdevelopmentcompanies
Write a Review menu
Menu

Overall Review Rating

4.6 (8 Ratings)

Quality 4.6/5
Schedule 4.3/5
Cost 4.5/5
Communication 4.7/5

Overview

Celadon love challenging & innovative projects and always looking for something new to work with. They focus on carefully selected modern technologies and they use it the right way. This helps us to meet the requirements of the most demanding clients - software startups, enterprises, and entrepreneurs. They are particularly strong in the design and architecture of scalable cloud-based apps and systems that leverage mobile technologies.

founded
Founded 2012
employees
Employees 10 - 49
hourly rates
Hourly Rates $25 - $49
our ratings
Ratings 4.6/5
contact
Contact +971559190927

Services

  • AngularJS Development
  • Mobile App Marketing
  • Ethereum Blockchain
  • Android App Development
  • Web Development
  • E-commerce Development
  • Cloud Solutions
  • Cloud Security Services
  • Cross Platform Development
  • Automotive R&D
  • Mobile App Development
  • iOS App Development

Industries Served

Education Environmental Services Financial Services Gaming & Gambling Legal Services Pharmaceuticals & Biotechnology Real Estate Telecommunications

Celadon Reviews

Have a look at these client reviews on previously delivered projects.

Gustavo Ferreira

VP of Technology - Amazônia Digital Ltda
Posted on May 28, 2026
4.5 Overall Rating

Sales visibility we had requested for three years, delivered in fourteen weeks

What I appreciated most was that they were honest when things were not going to plan. There was one point mid-project where a dependency was going to affect our timeline and they told us three weeks before it would have become critical. That gave us time to adjust. Vendors who manage upward proactively are rare. This one did it consistently throughout the engagement.

Project summary

A licensing agreement required us to demonstrate GxP-compliant data management to a partner's satisfaction. Our existing infrastructure failed that assessment.

Quality 4.5/5
Schedule 4.0/5
Cost 4.5/5
Communication 5.0/5
project type
Project Type CRM Development
industry
Industry Pharmaceuticals & Biotechnology
project cost
Project Cost Less than $10,000
Read Full Review

Matthieu Renard

Directeur Technique - Lumière Technologies SAS
Posted on Aug 10, 2025
5.0 Overall Rating

The outcome we needed, on the timeline we needed it, by people we would use again

The platform has been live for six months and is handling three times the transaction volume we scoped for. That is not because we underestimated — it is because the architecture choices made during discovery were genuinely forward-thinking. Most vendors design for exactly what you tell them. This team designed for what you are likely to need. We are already scoping the next phase and there was no question about who we would use.

Project summary

We were losing deals to competitors whose platforms offered capabilities ours simply could not match. A targeted technology investment was the agreed response.

Quality 5.0/5
Schedule 4.5/5
Cost 5.0/5
Communication 5.0/5
project type
Project Type Low-Code / No-Code Development
industry
Industry Financial Services
project cost
Project Cost $10,000 to $49,999
Read Full Review

Julien Moreau

Co-Founder & CTO - TechLyon SAS
Posted on Jun 10, 2025
4.5 Overall Rating

Platform engineering work that finally let product teams move independently

We have worked with a few agencies over the years and the comparison is honestly not close. What stood out from the start was that they spent serious time understanding the problem before they proposed anything. Once development started, every sprint review was clean — no hidden surprises, no slipped milestones. The production system has been running for four months without a single critical issue. Our internal developers reviewed the codebase at handover and were genuinely complimentary about the quality. That does not happen often.

Project summary

B2B customer churn was concentrated in accounts that rated our self-service portal poorly. A redesign was necessary before the next wave of contract renewals.

Quality 4.5/5
Schedule 4.5/5
Cost 4.5/5
Communication 4.0/5
project type
Project Type DevOps Services
industry
Industry Telecommunications
project cost
Project Cost $10,000 to $49,999
Read Full Review

Melissa Ortega

VP of Product - Brightline EdTech Inc
Posted on Dec 31, 2024
4.5 Overall Rating

First QA engagement where the team found bugs before the client did. Consistently.

Three months post-launch our key metrics are all moving in the right direction — user adoption ahead of target, support volume down, time-on-task reduced for our core workflows. The product team has started planning features that were never viable on the previous platform. That is the real proof of the investment: it opened up possibilities rather than just replacing what was there before.

Project summary

A merger left us maintaining two incompatible student systems. Data was duplicated, staff were frustrated, and the consolidation had been deferred twice. It could not wait any longer.

Quality 4.0/5
Schedule 4.5/5
Cost 4.0/5
Communication 5.0/5
project type
Project Type Quality Assurance & Testing
industry
Industry Education
project cost
Project Cost $150,000 to $499,999
Read Full Review

Flynn Buchanan

GM of Technology - Pacific Rim Commerce Group
Posted on Apr 16, 2024
4.5 Overall Rating

Technology roadmap the CFO could actually approve — finally

What set this team apart in practice was their engineering judgment — specifically, their willingness to tell us when our requirements were wrong and explain what to do instead. Not every vendor does that. The consultative element elevated the final output well beyond what our original brief described. We ended up with something better than what we had asked for, which is not a sentence I expected to be writing in a review.

Project summary

The project had a board-level visibility date. We needed a partner who would treat the deadline as their own.

Quality 4.0/5
Schedule 4.0/5
Cost 4.5/5
Communication 4.0/5
project type
Project Type IT Consulting
industry
Industry Environmental Services
project cost
Project Cost $50,000 to $149,999
Read Full Review
back to top