Strategic Partnerships

We Always Bring
Big Thinkers.


Maner Costerisan has been a Microsoft partner for over two decades. We are a Microsoft Tier 1 Cloud Service Provider (CSP) and a Silver Small and Midmarket Cloud Solutions, Datacenter and Application Integration provider.

Sage Intacct Value Added Reseller (VAR)

Maner Costerisan is a Sage Intacct resale partner. Our firm was named Sage Intacct Partner of the Quarter for Q4 (2020) and Q1 (2021). Additionally, the firm received Regional Marketing Partner accolades for the Month of April 2021.

Sage Intacct Accountants Program (SIAP)

Our team of outsourced accounting professionals are trained and certified on Sage Intacct and provide expert accounting and finance assistance to our Sage Intacct clients.

BDO Alliance
Business Resource Network

Maner Costerisan is a member of the BDO Alliance Business Resource Network (BRN), a nationwide network of independently-owned consulting and service firms dedicated to providing value-added products and services to BDO’s clients and the clients of their Alliance members.

All firms in the BDO Business Resource Network have been carefully vetted to ensure they can provide quality service and value for the clients of BDO and BDO’s Alliance members.


The Microsoft MasterVAR program helps partners like Maner Costerisan, provide enhanced, flexible service for their clients. Maner Costerisan is a member of the MasterVAR program and a sales affiliate of Velosio. This partnership ensures our clients have access to additional support resources, if needed. As always, technical support and consulting services are provided directly through Maner Costerisan.

Stratos Cloud Alliance

The Stratos Cloud Alliance provides a comprehensive portfolio of Microsoft cloud-related business and productivity solutions, ISV Products, tools and custom support services. This alliance allows us to better serve our clients as they make the digital transformation to the cloud.

CPA Crossings

CPA Crossings was founded by two information technology experts who have extensive experience on the design and deployment of strategic technology solutions, they possess a keen understanding of the issues and opportunities of leveraging information technology to help our clients grow. CPA Crossings offers web-based training sessions on Microsoft  365 for our clients.

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