Welcome to CORSnet

Sri Lanka's first, islandwide, and most trusted CORS (Continuous Observation Reference Station) VRS RTK Correction Broadcasting Service.

172,000 Hrs+

RTK Hours

315+

Happy Customers

21

CORS Stations

35

Expert Employees

Happy Customers

Customer satisfaction is our major goal. See what our customers are saying about us.

“I am used to work mostly in challenging ground terrains with hills and heavy canopy and CORSnet RTK service has greatly enhanced my work speed and productivity. 24 x 7 customer support from CORSnet team has been one of the best experience I had. ”
Mr. E. Jayachandran
Managing Director, B.Sc Surveying Sciences W & J Surveyors.

“Have been using SULECO CORS Network for last couple of years in our field operations and found to be very reliable and dependable. We could complete many of our tasks even before the expected targets due to the support received from CORSNET. Wherever you go and whatever you do in Sri Lanka, positioning will be assured with CORSnet.”
Mr. Palitha Uadayakantha
Managing Director, Geospatial Lanka (Pvt) Ltd

“In the Construction Field, Surveying is one of key elements governing the quality of the work and project time line. Last year, we started using CORSnet RTK service to obtain precise SLD99 grid coordinates in real time for our Pipe Laying project. Since then surveying project progress and cost has always been at optimum levels. We are really happy with the CORSnet service and the professional support they are providing. ”
Mr. Janith Bogahawatta
Director, Finite Lanka (Pvt) Ltd

“I always work with the latest technologies using only the best equipment for my Surveying work. I confirm that the CORSnet RTK Service is very productive technology. It gives me prompt and precise geo coordinates in Centimeter level greatly enhancing my work speed. Good Pricing, technical support, professional team of the CORSnet has changed the traditional surveying process in Sri Lanka. ”
Mr. Sanjeewa Dhananjaya
Licensed Surveyor

“CORSnet RTK service has greatly enhanced our project productivity and service deliverables. For engineering surveys, feasibility studies, GIS applications users can effectively use this technology reducing costs associated compared to the traditional surveying methodologies. CORSnet team has always supported us on the field. They are very professional and very friendly. ”
Dr. T.D.C Pushpakumara
Managing Director, Colombo Institute of Engineering Survey

“Have been using SULECO CORS Network for last couple of years in our field operations and found to be very reliable and dependable. We could complete many of our tasks even before the expected targets due to the support received from CORSNET. Wherever you go and whatever you do in Sri Lanka, positioning will be assured with CORSnet.”
Mr. Palitha Uadayakantha
Managing Director, Geospatial Lanka (Pvt) Ltd

“In the Construction Field, Surveying is one of key elements governing the quality of the work and project time line. Last year, we started using CORSnet RTK service to obtain precise SLD99 grid coordinates in real time for our Pipe Laying project. Since then surveying project progress and cost has always been at optimum levels. We are really happy with the CORSnet service and the professional support they are providing. ”
Mr. Janith Bogahawatta
Director, Finite Lanka (Pvt) Ltd

“I always work with the latest technologies using only the best equipment for my Surveying work. I confirm that the CORSnet RTK Service is very productive technology. It gives me prompt and precise geo coordinates in Centimeter level greatly enhancing my work speed. Good Pricing, technical support, professional team of the CORSnet has changed the traditional surveying process in Sri Lanka. ”
Mr. Sanjeewa Dhananjaya
Licensed Surveyor

“CORSnet RTK service has greatly enhanced our project productivity and service deliverables. For engineering surveys, feasibility studies, GIS applications users can effectively use this technology reducing costs associated compared to the traditional surveying methodologies. CORSnet team has always supported us on the field. They are very professional and very friendly. ”
Dr. T.D.C Pushpakumara
Managing Director, Colombo Institute of Engineering Survey

“I am used to work mostly in challenging ground terrains with hills and heavy canopy and CORSnet RTK service has greatly enhanced my work speed and productivity. 24 x 7 customer support from CORSnet team has been one of the best experience I had. ”
Mr. E. Jayachandran
Managing Director, B.Sc Surveying Sciences W & J Surveyors.

“I was mostly used to Total Station Survey till I experience CORSnet powered GNSS RTK surveying technology. Now I find CORSnet service is very productive and easy to use technology. CORSnet professional team provides excellent support and they are very friendly and available anytime. Their field support is superb.”
Mr. Gotabaya Wanasinghe
Licensed Surveyor

“Have been using SULECO CORS Network for last couple of years in our field operations and found to be very reliable and dependable. We could complete many of our tasks even before the expected targets due to the support received from CORSNET. Wherever you go and whatever you do in Sri Lanka, positioning will be assured with CORSnet.”
Mr. Palitha Uadayakantha
Managing Director, Geospatial Lanka (Pvt) Ltd

“In the Construction Field, Surveying is one of key elements governing the quality of the work and project time line. Last year, we started using CORSnet RTK service to obtain precise SLD99 grid coordinates in real time for our Pipe Laying project. Since then surveying project progress and cost has always been at optimum levels. We are really happy with the CORSnet service and the professional support they are providing. ”
Mr. Janith Bogahawatta
Director, Finite Lanka (Pvt) Ltd

“I always work with the latest technologies using only the best equipment for my Surveying work. I confirm that the CORSnet RTK Service is very productive technology. It gives me prompt and precise geo coordinates in Centimeter level greatly enhancing my work speed. Good Pricing, technical support, professional team of the CORSnet has changed the traditional surveying process in Sri Lanka. ”
Mr. Sanjeewa Dhananjaya
Licensed Surveyor

“CORSnet RTK service has greatly enhanced our project productivity and service deliverables. For engineering surveys, feasibility studies, GIS applications users can effectively use this technology reducing costs associated compared to the traditional surveying methodologies. CORSnet team has always supported us on the field. They are very professional and very friendly. ”
Dr. T.D.C Pushpakumara
Managing Director, Colombo Institute of Engineering Survey

“Have been using SULECO CORS Network for last couple of years in our field operations and found to be very reliable and dependable. We could complete many of our tasks even before the expected targets due to the support received from CORSNET. Wherever you go and whatever you do in Sri Lanka, positioning will be assured with CORSnet.”
Mr. Palitha Uadayakantha
Managing Director, Geospatial Lanka (Pvt) Ltd

“In the Construction Field, Surveying is one of key elements governing the quality of the work and project time line. Last year, we started using CORSnet RTK service to obtain precise SLD99 grid coordinates in real time for our Pipe Laying project. Since then surveying project progress and cost has always been at optimum levels. We are really happy with the CORSnet service and the professional support they are providing. ”
Mr. Janith Bogahawatta
Director, Finite Lanka (Pvt) Ltd

“I always work with the latest technologies using only the best equipment for my Surveying work. I confirm that the CORSnet RTK Service is very productive technology. It gives me prompt and precise geo coordinates in Centimeter level greatly enhancing my work speed. Good Pricing, technical support, professional team of the CORSnet has changed the traditional surveying process in Sri Lanka. ”
Mr. Sanjeewa Dhananjaya
Licensed Surveyor

“CORSnet RTK service has greatly enhanced our project productivity and service deliverables. For engineering surveys, feasibility studies, GIS applications users can effectively use this technology reducing costs associated compared to the traditional surveying methodologies. CORSnet team has always supported us on the field. They are very professional and very friendly. ”
Dr. T.D.C Pushpakumara
Managing Director, Colombo Institute of Engineering Survey

“I am used to work mostly in challenging ground terrains with hills and heavy canopy and CORSnet RTK service has greatly enhanced my work speed and productivity. 24 x 7 customer support from CORSnet team has been one of the best experience I had. ”
Mr. E. Jayachandran
Managing Director, B.Sc Surveying Sciences W & J Surveyors.

“I was mostly used to Total Station Survey till I experience CORSnet powered GNSS RTK surveying technology. Now I find CORSnet service is very productive and easy to use technology. CORSnet professional team provides excellent support and they are very friendly and available anytime. Their field support is superb.”
Mr. Gotabaya Wanasinghe
Licensed Surveyor

“Have been using SULECO CORS Network for last couple of years in our field operations and found to be very reliable and dependable. We could complete many of our tasks even before the expected targets due to the support received from CORSNET. Wherever you go and whatever you do in Sri Lanka, positioning will be assured with CORSnet.”
Mr. Palitha Uadayakantha
Managing Director, Geospatial Lanka (Pvt) Ltd

“In the Construction Field, Surveying is one of key elements governing the quality of the work and project time line. Last year, we started using CORSnet RTK service to obtain precise SLD99 grid coordinates in real time for our Pipe Laying project. Since then surveying project progress and cost has always been at optimum levels. We are really happy with the CORSnet service and the professional support they are providing. ”
Mr. Janith Bogahawatta
Director, Finite Lanka (Pvt) Ltd

“I always work with the latest technologies using only the best equipment for my Surveying work. I confirm that the CORSnet RTK Service is very productive technology. It gives me prompt and precise geo coordinates in Centimeter level greatly enhancing my work speed. Good Pricing, technical support, professional team of the CORSnet has changed the traditional surveying process in Sri Lanka. ”
Mr. Sanjeewa Dhananjaya
Licensed Surveyor

“CORSnet RTK service has greatly enhanced our project productivity and service deliverables. For engineering surveys, feasibility studies, GIS applications users can effectively use this technology reducing costs associated compared to the traditional surveying methodologies. CORSnet team has always supported us on the field. They are very professional and very friendly. ”
Dr. T.D.C Pushpakumara
Managing Director, Colombo Institute of Engineering Survey

“Have been using SULECO CORS Network for last couple of years in our field operations and found to be very reliable and dependable. We could complete many of our tasks even before the expected targets due to the support received from CORSNET. Wherever you go and whatever you do in Sri Lanka, positioning will be assured with CORSnet.”
Mr. Palitha Uadayakantha
Managing Director, Geospatial Lanka (Pvt) Ltd

“In the Construction Field, Surveying is one of key elements governing the quality of the work and project time line. Last year, we started using CORSnet RTK service to obtain precise SLD99 grid coordinates in real time for our Pipe Laying project. Since then surveying project progress and cost has always been at optimum levels. We are really happy with the CORSnet service and the professional support they are providing. ”
Mr. Janith Bogahawatta
Director, Finite Lanka (Pvt) Ltd

“I always work with the latest technologies using only the best equipment for my Surveying work. I confirm that the CORSnet RTK Service is very productive technology. It gives me prompt and precise geo coordinates in Centimeter level greatly enhancing my work speed. Good Pricing, technical support, professional team of the CORSnet has changed the traditional surveying process in Sri Lanka. ”
Mr. Sanjeewa Dhananjaya
Licensed Surveyor

“CORSnet RTK service has greatly enhanced our project productivity and service deliverables. For engineering surveys, feasibility studies, GIS applications users can effectively use this technology reducing costs associated compared to the traditional surveying methodologies. CORSnet team has always supported us on the field. They are very professional and very friendly. ”
Dr. T.D.C Pushpakumara
Managing Director, Colombo Institute of Engineering Survey

Services we offer

Real-Time Services

We provide differential GNSS, single based Real Time Kinematic (RTK) and Network Real Time Kinematic (NRTK) for real time positioning applications.

Get New Connection

Post Processing Services

You need only upload your raw data files with the relevant antenna and receiver details.

We provide Reference Stations Raw data for Post Processing requirements.

Surveying

A well established technology with precision and reliability for all land surveying applications.

GIS

With access to our DGNSS corrections, you simply set up your GNSS rover and away you go.

Machine Control

To control your earthmoving equipment for precise digging, grading and paving.

Aerial Surveying

Used in survey drones for positioning in real-time at the cm-level when capturing photos of a site.

Who we serve

Key Industries

CORSnet Being the largest network implemented in Sri Lanka for the first time for Real-Time Correction (RTK) broadcasting services, it is being used by many experts and organizations islandwide across several key industries.

Find your answer here.

If you don't find the answer here, you can always contact us.

Ask your question

CORSnetTM, the Most Trusted RTK network in Sri Lanka is the first of its kind started in 2014. It is now the largest RTK network in Sri Lanka covering the whole Island. Established and managed by professionals of the industry, CORSnet is now being used by many sectors such as Surveying, Construction, GIS, Drone Operations, Agri machinery, and many more. Clients with Ntrip enabled devices can receive cm level accuracy in Real-Time from any location in Sri Lanka.

Anyone with a network ready (GPRS enabled) GPS receiver. All connections are available through the internet via NTRIP and TCP/IP protocols.

A complete list of covered areas is shown on the map here.

Assuming you have received your profile activation information you can find connection information for your particular rover on our Dashboard. If you do not have an account with us, please register.

This process takes up to 24 hours normally. If you were not contacted by our representative after 24 hours, please recheck your profile and make sure that your email address is correct. This is the address which we use to communicate with you.

Log files will be available for 90 days after completion.

Gaining access to CORSnet has two simple steps.

Register at CORSnet.
Check your email inbox and click the emailed link by CORSnet to activate your account.
Log in and navigate to Request Service section in Dashboard.
Fill the Request Connection Form & Pay.

After submitting the connection form, you will be contacted by our representative. This can take up to 24 hours.

You need to register (Get New Connection) in order to gain access to CORSnet. Also, registering allows you to monitor and manage all your requests and the information about your ongoing projects such as the time duration.

You can't. You need to register (Get New Connection) first in order to gain access.

Welcome to CORSnet

172,000 Hrs+

315+

21

35

Happy Customers

Mr. E. Jayachandran

Mr. E. Jayachandran

Mr. Gotabaya Wanasinghe

Mr. E. Jayachandran

Mr. Gotabaya Wanasinghe

Mr. Palitha Uadayakantha

Services we offer

Real-Time Services

RTK Corrections

Post Processing Services

Post Processing

Rinex Data

Surveying

GIS

Machine Control

Aerial Surveying

Who we serve

Key Industries

FAQs

Find your answer here.

What is CORSNET?

Who can use it?

In which areas can I use your service?

Where can I get connection information?

I submitted a service request. But no one contacted me?

How long do you keep Detailed Log Files?

How do I access to CORSNET?

Why should I Register at CORSNET?

Can I gain access without registering?