Here are the most well-regarded hotel chains and multi-property Sri Lankan groups — good options across budgets, locations and styles (city, beach, cultural and eco). For each I list why they’re notable and a few flagship properties to help you choose.

1. Cinnamon Hotels & Resorts (Cinnamon)

• Why: Largest local chain with a wide range from upscale city hotels to beach and resort properties; consistent service and good corporate standards.
• Notable hotels: Cinnamon Grand Colombo, Cinnamon Lakeside Colombo, Cinnamon Bentota, Cinnamon Velavaru (resort).

2. Jetwing Hotels

• Why: Strong local brand known for coastal resorts, heritage properties and sustainability initiatives.
• Notable hotels: Jetwing Colombo Seven, Jetwing Blue (Negombo), Jetwing Lighthouse (Galle), Jetwing Vil Uyana (eco in Sigiriya area).

3. Aitken Spence Hotels (Heritance)

• Why: Operates the Heritance luxury collection and other resorts; famous for architecturally distinctive and culturally integrated properties.
• Notable hotels: Heritance Kandalama (Dambulla/Sigiriya), Heritance Tea Factory (Nuwara Eliya), Heritance Ahungalla (beach).

4. Uga Escapes

• Why: Upscale boutique/resort chain focused on personalized service, conservation and unique properties in prime locations.
• Notable hotels: Uga Bay (Pigeon Island/Trincomalee), Uga Ulagalla (Anuradhapura), Uga Chena Huts (Yala).

5. Amaya Resorts & Spas

• Why: Mid-to-upscale local brand with good value, spa & leisure focus, and locations suited to sightseeing and nature.
• Notable hotels: Amaya Hills (Kandy), Amaya Lake (Polonnaruwa), Amaya Beach (Bentota).

6. Shangri‑La (Colombo)

• Why: International luxury chain present in Colombo; reliable five-star service ideal for business and luxury travelers.
• Notable hotel: Shangri‑La Colombo.

7. Taj / The Taj Samudra (part of Indian Taj group)

• Why: Longstanding luxury presence in Colombo that caters to business and diplomatic travelers.
• Notable hotel: Taj Samudra, Colombo.

8. Mövenpick (part of Accor group)

• Why: International mid-to-upscale brand present in Colombo and some resort areas; known for modern amenities and business facilities.
• Notable hotel: Mövenpick Hotel Colombo.

9. Cinnamon-affiliated and other branded resorts under international groups (Accor, Marriott presence is limited but expanding)

• Why: International loyalty programs and standards can be useful if you collect points; check specific city/island availability when booking.

Tips for choosing

• For cultural/heritage visits (Sigiriya, Anuradhapura, Kandy): Heritance, Jetwing Vil Uyana, Uga Ulagalla.
• For beach/sea safaris (Yala, Galle, East Coast): Jetwing, Uga Escapes, Cinnamon, Heritance Ahungalla.
• For Colombo/business stays: Cinnamon Grand/Lakeside, Shangri‑La, Taj Samudra, Mövenpick.
• If loyalty programs matter, prefer international brands (Shangri‑La, Taj, Mövenpick/Accor) or check Cinnamon’s loyalty offers.

If you want, I can:

• Recommend the best chain for a specific city or travel style (luxury, family, budget, eco).
• Check current availability, prices or the newest openings for a travel date (I’ll look them up).