Colombo has developed into a varied outsourcing hub, with providers covering customer experience, finance and accounting, back-office work, technical support, HR, and specialist knowledge processes. Buyers increasingly look beyond labor cost alone, weighing data security, process depth, time-zone coverage, scalability, and the ability to integrate with existing systems. The market includes global operators, conglomerate-backed shared-service businesses, Port City licensed providers, and smaller specialists focused on functions such as accounting or e-commerce support.

1. NeoWork

NeoWork builds outsourced teams for customer experience, virtual assistance, IT and development, creative work, and AI-related operations. The company focuses on dedicated teams rather than a one-size-fits-all call-center model, with delivery talent currently presented across Colombia and the Philippines. NeoWork reports a 91% annualized teammate retention rate and a 3.2% candidate selectivity rate, reflecting the company’s approach to team stability and talent selection. For businesses evaluating Colombo alongside other offshore locations, NeoWork provides an option for functions that require close operational ownership and flexible staffing. The public website does not currently list a Colombo office, so businesses specifically requiring Sri Lanka-based delivery should confirm location requirements directly.

Key Facts

• Best for: Dedicated outsourced teams across customer experience, virtual assistance, IT, development, and AI operations
• Core services: BPO, сustomer experience, virtual assistants, IT and development, creative services, AI training support
• Delivery footprint: Colombia and the Philippines
• Notable strength: Dedicated-team model across multiple business functions

Contact Information

• Website: www.neowork.com
• LinkedIn: www.linkedin.com/company/neoworkteam
• Facebook: www.facebook.com/neoworkteam
• Instagram: www.instagram.com/neoworkteam

2. Infomate

Infomate is a Colombo-headquartered business process management company and a wholly owned subsidiary of John Keells Holdings. Its service mix includes finance and accounting, back-office operations, payroll and HR outsourcing, sales support, customer help desk work, data entry, and image annotation.

The company reports 24/7/365 operations, more than 600 staff, ISO 27001 certification, and three facilities. That combination makes it particularly relevant to organizations looking for a Sri Lankan provider with established shared-services experience and a broad operational scope.

Key Facts

• Best for: Finance, back-office, HR, and shared-services outsourcing
• Core services: Finance and accounting, back office, payroll and HR, sales support, customer help desk
• Location: Colombo 01, Sri Lanka
• Notable strength: John Keells-backed shared-services and BPM experience

Contact Information

• Website: infomateworld.com
• Phone: +94 71 146 8490
• Email: info@infomateworld.com
• Address: No 04, Leyden Bastian Street, Colombo 01, Sri Lanka
• LinkedIn: www.linkedin.com/company/infomateworld
• Facebook: www.facebook.com/infomateSL
• Twitter: x.com/infomatejk
• Instagram: www.instagram.com/lifeatinfomate

3. WNS

WNS operates in Colombo as part of its global business transformation network. The company covers customer experience, finance and accounting, analytics, data, procurement, and industry-specific operations, making its Colombo presence relevant to enterprises that need scaled delivery rather than a narrowly defined call-center engagement.

WNS lists Colombo locations at Orion City IT Park and HNB Towers. Its service breadth is especially suited to larger transformation programs that combine operational delivery with analytics, automation, and finance process expertise.

Key Facts

• Best for: Enterprise-scale business process transformation
• Core services: Customer experience, finance and accounting, analytics, data, procurement
• Location: Colombo 09, Sri Lanka
• Notable strength: Global delivery network with broad functional and industry capabilities

Contact Information

• Website: www.wns.com
• Phone: +94 11 4695602
• Address: st Floor, Anton 1 Building, Orion City IT, No.752, Dr. Danister De Silva Mawatha, Colombo – 09
• LinkedIn: www.linkedin.com/company/wns-global-services
• Facebook: www.facebook.com/wnsglobalservices
• Twitter: x.com/wnsholdings
• Instagram: www.instagram.com/wnsvibe

4. Bellvantage

Bellvantage provides contact-center and BPO services from Colombo, including inbound and outbound customer operations, data processing, back-office work, IT support, and manpower services. The company is backed by Melstacorp and has operated in Sri Lanka's outsourcing market since 2008.

Its broad front-office and back-office coverage makes Bellvantage a practical fit for businesses that want voice operations and supporting administrative processes under one provider. The company also publishes a central Colombo 02 address for its operations.

Key Facts

• Best for: Contact-center and back-office outsourcing
• Core services: Inbound and outbound calls, data processing, back office, IT support, manpower
• Location: Colombo 02, Sri Lanka
• Notable strength: Combined customer-contact and back-office delivery

Contact Information

• Website: www.bellvantage.com

• Phone: +94 11 575 3753
• Email: info@bellvantage.com
• Address: 46, Vauxhall Street, Colombo 02, Sri Lanka
• LinkedIn: www.linkedin.com/company/bellvantage-pvt-ltd
• Facebook: www.facebook.com/Bellvantage
• Twitter: x.com/bellvantage
• Instagram: www.instagram.com/bellvantage_pvtltd

5. Port City BPO

Port City BPO is an authorized BPO operator approved by the Colombo Port City Economic Commission. Its services cover customer service, technical support, data entry and processing, human resources, finance and accounting, and marketing outsourcing.

The company operates from Aitken Spence Tower 2 in Colombo 02 and provides offshore services from Sri Lanka to a growing set of Asian and international markets. Its regulated Port City status and multilingual market coverage give it a distinct angle for buyers seeking a Colombo-based operation designed for cross-border support.

Key Facts

• Best for: Multi-function offshore support from Colombo
• Core services: Customer service, technical support, data processing, HR, finance and accounting, marketing
• Location: Colombo - 02, 00200 Sri Lanka
• Notable strength: Authorized operator under the Colombo Port City Economic Commission

Contact Information

• Website: portcitybpo.lk
• Phone: + 94 011 2121 444
• Email: contactus@portcitybpo.lk
• Address: 2nd Floor, Aitken Spence Tower 2, No. 315, Vauxhall Street, Colombo - 02, 00200 Sri Lanka
• LinkedIn: www.linkedin.com/company/port-city-bpo
• Facebook: www.facebook.com/p/Port-City-BPO-61557281229375
• Instagram: www.instagram.com/portcitybpo

6. Hayleys Business Solutions International (HBSI)

HBSI is the BPO arm of the Hayleys Group and has operated since 2008. Its outsourcing portfolio includes finance and accounting, tax support, external audit support, corporate due diligence, payroll, transitions and consultancy, plus software development and digital services.

The Colombo 10 operation is particularly relevant to companies that need finance-led BPO with adjacent technology capabilities. HBSI also states that it is ISO/IEC 27001:2022 certified and has experience helping establish shared-services operations in Sri Lanka.

Key Facts

• Best for: Finance-led BPO and shared-services support
• Core services: Finance and accounting, tax, audit support, due diligence, payroll, consultancy, software development
• Location: Colombo 10, Sri Lanka
• Notable strength: Hayleys Group backing and finance-process depth

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Contact Information

• Website: hayleysbpo.com
• Email: contact@hayleysbpo.com
• Address: 25, Foster Lane, Colombo 10, Sri Lanka
• Facebook: www.facebook.com/hayleysbsi
• Instagram: www.instagram.com/hayleys_bsi

7. Coreflex Outsourcing

Coreflex Outsourcing is a Colombo-based BPO licensed to operate within the Port City Colombo economic zone. It focuses on e-commerce, retail, technology, and SaaS businesses, with 24/7 operations and dedicated teams built around client workflows.

Its published service approach emphasizes high-volume customer inquiries, order tracking, returns coordination, product support, scalable staffing, and structured data-handling practices. That focus makes Coreflex particularly relevant to digital businesses that need operational support aligned with online commerce and software customer journeys.

Key Facts

• Best for: E-commerce, retail, technology, and SaaS operations
• Core services: Customer operations, order support, returns coordination, product support, dedicated teams
• Location: Colombo 02, Sri Lanka
• Notable strength: Port City Colombo licensed operation with 24/7 delivery

Contact Information

• Website: coreflexlk.com
• Phone: +94 70 160 4466
• Email: info@coreflexlk.com
• Address: Level 8, Unit No 806, One Galle Face Tower, No 1A, Centre Road, Galle Face, Colombo 02.
• LinkedIn: www.linkedin.com/company/coreflex-outsourcing

8. ColomboLink Innovations

ColomboLink Innovations provides business process outsourcing and extended-workforce services from Colombo. Its capabilities span finance and accounting, payroll, data management, procurement support, call-center operations, IT help desk, digital marketing, and staff leasing.

The provider is designed for companies that want to start with a small offshore team and expand over time. Its extended-workforce model includes administrative support such as IT, HR, payroll, and infrastructure, which can reduce the setup burden for organizations building a Sri Lanka-based support function.

Key Facts

• Best for: Flexible team extension and multi-function business support
• Core services: Staff leasing, call center, finance, payroll, data management, IT, digital marketing
• Location: Colombo
• Notable strength: Scalable extended-workforce model

Contact Information

• Website: colombolink.com
• Phone: +94 77 597 8393
• Email: info@colombolinkinnovations.com
• Address: Level 35, Bank of Ceylon Mawatha, Colombo 00100
• Facebook: www.facebook.com/colombolinkbpo

9. The Connect BPO

The Connect BPO delivers customer support through voice, chat, and email alongside IT, finance and accounting, HR outsourcing, data and analytics, application support, and software development capabilities. Its Colombo operation serves industries including technology, e-commerce, financial services, healthcare, professional services, and logistics.

The service mix is well suited to organizations that want customer operations supported by technical and specialist functions rather than a standalone contact center. The company publishes a Colombo 04 office and direct local contact details.

Key Facts

• Best for: Omnichannel customer support with technical and specialist services
• Core services: Voice, chat, email, IT, finance, HR, analytics, application support
• Location: No. 6-1/1, 3rd Floor, Joseph Lane, Colombo 04, Sri Lanka
• Notable strength: Customer support combined with technology and back-office functions

Contact Information

• Website: www.theconnectbpo.com
• Phone: +94 76 855 10 32
• Email: hello@theconnectbpo.com
• Address: No. 6-1/1, 3rd Floor, Joseph Lane, Colombo 04, Sri Lanka
• Instagram: www.instagram.com/theconnectbpo

10. Adams BPO

Adams BPO operates a Colombo contact-center and outsourcing business focused on sales, marketing, customer support, and offshore staffing. The company describes its model as tailored to project requirements, with operational flexibility around management and staffing.

For organizations prioritizing customer acquisition and service interactions, Adams BPO offers a more contact-center-oriented profile than finance-heavy outsourcing providers. Its Colombo office supports local delivery, while the company also promotes offshore teams for international clients.

Key Facts

• Best for: Sales, marketing, and customer-support operations
• Core services: Customer support, sales, marketing, contact center, offshore staffing
• Location: No. 6-1/1, 4th Floor, Joseph Lane, Colombo, Sri Lanka
• Notable strength: Contact-center focus with flexible staffing

Contact Information

• Website: adamsbpo.com
• Phone: +94 112 081 299
• Email: info@adamsbpo.com
• Address: No. 6-1/1, 4th Floor,Joseph Lane, Colombo, Sri Lanka
• LinkedIn: www.linkedin.com/company/adams-bpo
• Facebook: www.facebook.com/Adamsbpo
• Instagram: www.instagram.com/adams.bpo

11. Aitken Spence Business Solutions

Aitken Spence Business Solutions provides finance and accounting outsourcing from Colombo as part of the wider Aitken Spence Group. Its work is centered on shared-services style finance processing and support for multiple businesses, giving it a more specialized profile than broad customer-contact BPOs.

For companies looking to offshore accounting and finance processes to an established Sri Lankan corporate group, the service offers a Colombo-based option with direct access to Aitken Spence's business infrastructure. The operation is based at Aitken Spence Tower II in Colombo 02.

Key Facts

• Best for: Finance and accounting outsourcing
• Core services: Finance processing, accounting support, shared-services operations
• Location: Colombo 02, Sri Lanka
• Notable strength: Finance outsourcing within the Aitken Spence Group

Contact Information

• Website: aitkenspence.com
• Phone: +94 112 308 308
• Email: info@aitkenspence.lk
• Address: Aitken Spence Tower 315, Vauxhall Street, Colombo 02, Sri Lanka
• LinkedIn: www.linkedin.com/company/aitken-spence
• Facebook: www.facebook.com/aitkenspence
• Instagram: www.instagram.com/aitkenspenceplc

12. Vellix Global

Vellix Global combines BPO services with software and business technology capabilities from its Colombo head office. Its outsourcing offering includes inbound and outbound call operations, non-voice work, manpower services, and HR outsourcing.

This blend can suit smaller and mid-sized businesses that want customer operations and workforce support from the same local provider, especially when software or systems support is also relevant. Vellix lists its head office in Colombo 12 and maintains an additional operational presence in Badulla.

Key Facts

• Best for: Contact-center, non-voice, and workforce support
• Core services: Inbound calls, outbound calls, non-voice operations, manpower, HR outsourcing, software
• Location: Colombo 12, Sri Lanka
• Notable strength: BPO services combined with software capabilities

Contact Information

• Website: www.vellixglobal.com
• Phone: +94773208478
• Email: vellixglobal@gmail.com
• Address: No. 54/10. 46, Sanchi Arachchi Waththa, Colombo 12, Sri Lanka
• LinkedIn: www.linkedin.com/company/vellix-global
• Facebook: www.facebook.com/people/Vellix-Global/61588773834092

13. Numerix Private Limited

Numerix is a Colombo-based outsourcing company focused on accounting practices and finance teams. Its services include bookkeeping and VAT returns, year-end statutory accounts, outsourced internal finance, tax compliance, payroll, and administrative or company-secretarial support.

Incorporated in 2008, Numerix is a specialist choice for firms that need accounting-process capacity rather than a broad contact-center relationship. Its Colombo 03 office, direct finance orientation, and practice-focused service range make the company especially relevant to accounting firms looking to move repeatable compliance and reporting work offshore.

Key Facts

• Best for: Accounting practices and finance-process outsourcing
• Core services: Bookkeeping, VAT, statutory accounts, finance, tax, payroll, administration
• Founded: 2008
• Location: Colombo 03. Sri Lanka

Contact Information

• Website: www.numerix.lk
• Phone: +94-77 3538 232
• Email: info@numerix.lk
• Address: 15/5 Colonel T G Jayawardhana Mawatha, Colombo 03. Sri Lanka
• LinkedIn: www.linkedin.com/company/numerix-pvtltd
• Facebook: www.facebook.com/NumerixPvtLtd

14. BH BPO Services

BH BPO Services is a Colombo accounting-outsourcing provider founded in 2012 by qualified and experienced accountants. It works with foreign and local clients across industrial, construction, commercial-services, and financial sectors.

The company is most relevant where the outsourcing brief is centered on accounting accuracy and continuity rather than broad customer-service operations. Its Colombo 02 office and specialist finance orientation make it a straightforward option for businesses seeking dedicated outsourced accounting support from Sri Lanka.

Key Facts

• Best for: Specialist accounting outsourcing
• Core services: Outsourced accounting and finance-process support
• Founded: 2012
• Location: Colombo 02 Sri Lanka

Contact Information

• Website: www.bhbpo.lk
• Phone: +94 11 2439889
• Email: bhbpo@sltnet.lk
• Address: 65/2, Sir Chittampalam A Gardiner Mawatha, Colombo 02 Sri Lanka
• LinkedIn: www.linkedin.com/company/bh-bpo-services-private-limited
• Facebook: www.facebook.com/BHBPOServicesPrivateLimited
• Twitter: x.com/bh_bpo

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Conclusion

Colombo's BPO market is broad enough to support very different outsourcing models, from large-scale enterprise transformation to specialist accounting teams and focused customer-contact operations. The strongest provider fit depends on process complexity, compliance requirements, expected scale, language coverage, and how tightly the offshore team must integrate with internal systems. Finance-heavy work benefits from domain depth and control frameworks, while customer-experience programs place more weight on workforce management, training, channel coverage, and quality monitoring. Port City licensing and larger corporate-group backing add further options for buyers that prioritize formal operating structures. As automation expands, providers that combine skilled people with measurable process management and adaptable technology are likely to become more important in long-term outsourcing relationships.

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