Below are highly recommended tour operators that run Kenya and/or Tanzania packages, grouped by travel style (luxury, mid‑range/adventure, local specialists). I checked recent travel coverage and operator sites so each recommendation reflects operators actively selling Kenya/Tanzania safaris in 2024–2025/2026. I’ve noted why each is recommended and included sources you can check when you compare itineraries and prices.

Luxury / high‑end safari operators

• Abercrombie & Kent — long‑established luxury operator with bespoke small‑group and private safaris across Kenya and Tanzania; strong reputation for private‑vehicle and private‑jet options and fully hosted itineraries. (kiplinger.com)
• &Beyond — luxury, conservation‑focused safaris in East Africa (high‑end tented camps and lodges; emphasis on sustainability and community programs). (kiplinger.com)
• Asilia (Asilia Africa) — owns/operates a portfolio of premium camps and lodges across Kenya and Tanzania; strong conservation partnerships and curated “small‑group” and private safari products. Good for travelers who want high quality tented camps and conservation links. (asiliaafrica.com)

Mid‑range / small‑group adventure operators

• Intrepid Travel — well‑known global operator with small‑group, sustainable‑tour options and a range of Kenya–Tanzania itineraries (budget to comfort levels). (Global operator widely used for East Africa; check current departures and group sizes.) (kiplinger.com)
• G Adventures — popular for active/small‑group safaris and budget‑to‑midrange options that combine parks in both countries; good for younger or independent travelers. (See operator pages for specific Kenya–Tanzania combos and departure dates.) (kiplinger.com)

Local specialists and highly rated regional operators

• Africa Natural Tours / Africa Natural Safaris (Tanzania) — a highly reviewed Arusha/Moshi‑based operator specializing in Tanzanian safaris, Kilimanjaro treks and Zanzibar extensions; good for tailored local knowledge and logistics. (africanaturaltours.com)
• Asilia/Asilia Edit (also runs Kenya + Tanzania programs) — already listed under luxury but important as a regional operator that owns camps in both countries; useful for combined Kenya–Tanzania itineraries. (asiliaafrica.com)
• Pollman’s Tours & Safaris (Kenya) — family‑owned Kenyan operator with long experience (traditional private and luxury safaris across the Masai Mara, Amboseli and other parks). Multiple Kenyan operator roundups list longstanding local names such as Pollman’s. (brightemaasai.com)
• Brighte Maasai Adventures / Lets Venture Africa / Axis Africa / Super Eagles Travel — several well‑reviewed Kenyan local operators that appear frequently on “best of” lists; good options for private or budget/midrange safaris and cultural experiences. (These are examples of reputable local firms to compare for price/availability.) (brightemaasai.com)

Why pick one of these (quick guidance)

• If you want luxury, private guiding, and established conservation programs: Abercrombie & Kent, &Beyond, Asilia. (kiplinger.com)
• If you want small‑group departures at lower cost but with good support and sustainability credentials: Intrepid or G Adventures. (kiplinger.com)
• If you prefer expert local operators (often better value and more flexible on custom dates/routes): local Kenyan operators (Pollman’s, Brighte, Axis, Super Eagles, Beacon, etc.) and Tanzania specialists (Africa Natural Tours, local Kilimanjaro operators). (africanaturaltours.com)

Practical next steps (how to choose between them)

• Decide style (luxury vs midrange vs budget), group size (private vs small group), and must‑see parks (Masai Mara, Amboseli, Serengeti, Ngorongoro, Tarangire).
• Compare sample 7–14 day itineraries and inclusions (park fees, domestic flights, transfers, guide, park vehicle, meals, conservation fees) — price differences often come from included domestic flights and lodge category.
• Check booking flexibility, cancellation policy, and independent reviews on SafariBookings/Tripadvisor or specialist forums. For Kilimanjaro climbs, confirm guide/porter standards and permits. (asiliaafrica.com)

If you’d like, I can:

• Narrow this to 3–5 operators matched to your travel style and budget (luxury/midrange/budget).
• Pull example 8–12 day Kenya+Tanzania itineraries and price ranges for departures in a specific month in 2026 or 2027 (I’ll check availability and current prices).

Which would you prefer — a luxury shortlist, a midrange/budget shortlist, or direct sample itineraries with price estimates and typical inclusions?