Company
Fourteen years, two names, one discipline.
B2B Solver Limited is a digital transformation company working across primary health and humanitarian response, government digitisation and commercial platforms, from Dhaka and Cox's Bazar.
- Founded
- 2012
- Became B2B Solver
- 2022
- Offices
- Dhaka, Cox's Bazar
- Certified
- ISO 9001, ISO 27001
Background
In 2012, a group of graduates from the University of Dhaka and the Bangladesh University of Engineering and Technology founded Binary Blue Soft. The company earned the trust of international clients, particularly in Australia and the United Kingdom.
In 2022 the company became B2B Solver Limited. It works on primary health, government and commercial platforms.
Mission
To empower organisations through practical software and digital transformation, delivering customised technology that improves operational efficiency, drives growth and creates durable advantage. We build long-term partnerships on trust, transparency and an actual understanding of the problem in front of us.
Vision
To be the partner organisations turn to when the system has to work, setting the standard for engineering discipline in the environments where getting it wrong has consequences.
- Legal name
- B2B Solver Limited
- D-U-N-S Number
- 850366800
Certifications and membership
Certified quality, information security and membership.
Certificates were issued by Royal Impact Certification Ltd. You can verify each ISO certificate with its number on the IAF certificate search.

ISO 9001:2015

ISO/IEC 27001:2022

BACCO membership
Leadership and team
The people who do the work.
Names, roles and photographs.

Jasim Uddin
Co-founder & Managing Director

Mustafizur Rahman Riyal
Chief Technology Officer

Talha Jubayer
Software Engineer

Zubaer Mahtab
Software Engineer

Rizvi Islam
Relationship Manager

Mahfujur Rahman
Software Engineer

Mahbubur Rahman Zihad
Field Coordinator

Rifat Jahan Zim
Software Engineer

H.M Tanvir Elahi
HR & Admin

Najmul Islam
Ass. Field Coordinator

Ryhan Islam
Office Assistant
Presence
Where we are.
Our registered office and head office in Dhaka, and our Support Center in Cox's Bazar. Each office has one clear role.
Registered office
Dhaka
Mouchak Tower (9th Floor), Suite 1007-12, 83/B Siddeswari Circular Road, Malibagh, Dhaka 1217
Registered address on our ISO certificates.
Head office
Dhaka
Suite B1, 60, Road 9/A, Dhanmondi, Dhaka 1209
Engineering, design and delivery.
Support Center
Cox's Bazar
SK Villa, Jhanarguna, Jhilongjha, Cox's Bazar
Deployment, training and on-site support.
Life at B2B Solver
Real moments, not stock photos.
Field visits, workshops, training days and client meetings. Every photo says where it was taken and what was happening.
Careers
Join our team.
We are always interested in engineers, analysts and field coordinators who want to work on systems that matter. Send your CV and a short note to the email below.
Next step
Let’s solve it together.
Describe the problem in a few lines. We agree a short call before we propose anything.
- 01You describe the problem in a few lines.
- 02We reply with questions within one business day.
- 03We agree a short call before any proposal.
- [email protected]
- Phone
- +880 1819 691 281
- B2B Solver on LinkedIn
- Head office
- Suite B1, 60, Road 9/A, Dhanmondi, Dhaka 1209