We Care About Each Student Who Enters Our Institute

Best place for IT
students who seek
the infrastructure
knowledge with
hands-on experience.


Our highly qualified lecturers
not only work hard they
care about each student
who enters their classroom.
About Us

Our Mission

L3LAB is a training center in Colombo, Sri Lanka helps IT professionals to enhance their knowledge. We guarantee the satisfaction of our training programs & meet the demand of enterprises to get better career opportunities.  We focus not only the theory concepts but on hands-on experience as well. We conduct the courses for multiple platforms such as Cisco, Windows, Linux, Database, etc.  Our training center is equipped with high end devices simulating modern data centers.

What We Train


Cisco is a leading vendor for networking platform. Most of the data centers around the globe used Cisco.


Microsoft Servers (previously called Windows Server System) is a brand that encompasses Microsoft's server products


Linux is a family of free and open-source software operating systems built around the Linux kernel.


A relational database, more restrictively, is a collection of schema, tables, queries, reports, views, and other elements

Change Your Mind, Change Your Life Through Professional Qualification With L3LAB.  Enroll Now

Meet the talent

Our Team



thankyou very much sir,you solve my many doubts in networking. good explanations received from you. goodluck L3LAB!!!


I did CCNA- security at L3LAB . Raj sir knowledge of security, networking and expertise in security networking field was a huge advantage to my career . I learned a lot in your class because you took the extra time to explain things clearly. You gave me the extra help I needed. Thank you for giving me your time.


Through out my IT career I have never come across such a friendly and flexible IT training Lab. Lectures and lab practices are much profound as such easily understandable and catchable. I never felt boring or laziness in the lab as Mr Raj keeps it interesting every lectures with his vast industrial experiences. If anyone interests in IT career I strongly recommend this training institute which will definitely enlighten your knowledge and career.




I completed my CCNA course at L3LAB and passed the CCNA 200-125 exam with 908 marks. The course helped me to gain hands on experience with networking equipment as well as theory knowledge. Raj sir has great knowledge and experience in networking and his guidance really helped me to pass the exam. I highly recommend L3LAB to anyone who wants to improve their knowledge in networking. Thank You!


I did my CCNA R&S 200-125,my course was handled by Raj Sir.The course gave me good hands on experience with Routers and Switches.I thoroughly enjoyed Raj Sir's coaching.During the course I obtained good insight of networking concepts as well as hands-on.He cleared my doubts very lucidly.I ended up scoring my CCNA exam 90x. Apart from exam perspective, Raj Sir also explains real world networking scenarios.I highly recommend L3LAB to all IT enthusiasts.


I had a great time spending in L3LAB which aggregates more knowledge regarding networking and server side.Learning experience was so great and it was very easy to understand because the teaching was fully on visualization. There is a more practical class as well as theory. The environment is peaceful and nice to learn I'm recommending L3LAB to all who wants to upgrade yourself to the next level.


I did CCNA(switching and routing) here. Lectures and lab practicals very well. Also Raj sir gave big support to me.I really pleasure to learnt in here.


Best place to study Computer Networking in Colombo. i completed my CCNA Routing and Switching here. I was going through many videos on youtube and other but this is something very different and gained real world hands on experience in an easy manner. Also started my career as soon as i have completed. I take this opportunity to thanks Raj Sir. Thank you very much Sir and all the very Best.


i being here for my CCNA exam revisions,,,,it was really helped me!!Specially RAJ Sir helped me a lot,,,,i passed the CCNA 200-125 exam with 91x/1000,,,i really recommend this institute as a very good place to way up your caree!!!!!,,,,,Thanks in ADVANCE!!!!