As a core feature of SharePoint ecosystem, WebParts represent a special type of customizable web page elements enabling content deployment and interaction. By default, SharePoint provides basic types of WebParts, which, unfortunately, are not enough in some occurrences. However, the companies given below proved to be top custom WebParts developers.

Amrein Engineering

This company provides a massive amount of ready-made solutions. Most notably, it was awarded the Andy Dale 2010 SharePoint Awards first prize as the best SharePoint WebPart provider. Also, its .NET and ASP.NET professionals can build a custom WebPart for you, if necessary.

Bamboo Solutions

Another highly trusted WebParts development company provides a full support of their products for a seamless integration. It also encourages sharing knowledge and cooperation between Office 365 professionals, so that to ensure their clients could get the most out of SharePoint products and stick to their needs.


VirtoSoftware is an experienced and high-profile team of professionals that expands capabilities of the SharePoint platform since 2009. Their competence is confirmed by the Microsoft Gold Certified Partner Status achievement. Professional consulting services can also be provided, if necessary. Sure, there is enough reason to look for an applicable solution in their product lineup.


Colligo Engage product line offers SharePoint/Office 365 solutions in three basic directions: advanced email management, mobile collaboration with an offline access and enterprise content distribution. All these applications available in different service packages and for various platforms for every need and budget.

As the company’s name prompts, the main peculiarity of all products is their humanized approach. They claim to make the work with SharePoint more customary for the way our brain works, so that employees could spend less critical resources. The vast diversity of their clients demonstrates the technique is quite efficient.