Southeast Asian M&A in 2026 is putting more money through fewer deals. Mergermarket data published by ION Analytics in August 2026 puts first-half regional deal value at USD 50.8 billion across 421 transactions, against USD 27.9 billion across 430 transactions in the first half of 2025: value up 82%, deal count slightly down. If you own a business worth $2M to $50M, almost none of that movement describes your market, and none of the published figures will tell you what your company is worth.
That is the part most 2026 outlooks skip. Deal databases count announced transactions with disclosed values, and a Thai auto-parts business selling for $11M to a Japanese acquirer with no press release appears in none of them. The Conyers South & Southeast Asia M&A Report for the six months to February 2026 counted 375 closed transactions worth USD 13.6 billion across Indonesia, Malaysia, the Philippines, Thailand and Vietnam. That averages about USD 36 million per deal, and because a handful of very large transactions pull any such average upwards, the median deal in that set is smaller again. Everything below the reporting threshold is missing from it entirely.
What actually happened in 2025?
2025 was a thin year for the region's financial buyers. Bain & Company's Southeast Asia private equity report, published in April 2026, put 2025 deal value at roughly USD 14 billion across 84 transactions, down about 10% on 2024, with exit value falling 32% to USD 4 billion. Singapore held its place as the largest market at USD 7 billion, just below the USD 7.4 billion of 2024. Malaysia was the outlier, at USD 5.3 billion against USD 1.9 billion a year earlier.
National figures show the same concentration. KPMG's Thailand tracker recorded 65 deals worth USD 2.5 billion in the third quarter of 2025 and 54 deals worth USD 1.3 billion in the fourth, which works out at USD 24 million to USD 38 million per transaction. Then Thailand's first quarter of 2026 produced 57 deals and USD 7.9 billion, because one of them was Telenor's USD 3.9 billion sale of its True Corporation stake. A single transaction moved a country's quarterly total by a factor of six, which is worth remembering the next time you read a percentage change in a headline.
What has changed in 2026?
Three published readings of 2026 point the same way and disagree on how far.
- Mergermarket, via ION Analytics to 10 August 2026: first-half value of USD 50.8 billion on 421 deals, up 82% in value. Singapore alone accounted for USD 33 billion across 165 transactions, nearly double the USD 16.7 billion of the prior first half.
- BCG, covering the first seven months of 2026, found regional deal value up 44% while volume fell 11%. BCG's regional analysis covers large-cap transactions only, and says so in the text.
- EY's August 2026 review of Southeast Asian financial services M&A found volume flat at 31 deals for the half and value down 42% to USD 936 million.
Money is concentrating. Buyout value in the first half of 2026 reached USD 6 billion on the Mergermarket figures with deal count down 33%, and exits reached USD 5.65 billion across 12 transactions against USD 856 million across eight a year earlier. Owners who sat out 2023 and 2024 are selling in 2026, and they are selling to fewer, larger buyers. Deloitte's 2026 M&A Trends Survey of 1,500 corporate and private equity dealmakers found more than 80% expecting deal volume and value to rise over the following year, though the share expecting a significant increase dropped 16 percentage points, and 29% named uncertain market conditions as their biggest obstacle, up 10 points.
Who is buying?
BCG's read of large-cap 2026 activity puts inbound deals at USD 6.5 billion, 47% of the total, led by American, Japanese and Taiwanese acquirers, with intraregional activity at USD 3.8 billion (28%) and outbound at USD 3.4 billion (25%), the last driven by Singaporean buyers. Conyers reported private equity as the dominant buyer class in its ASEAN set, and noted that as valuations came off their peak, buyers shifted from minority stakes to majority ones. That shift matters more to a founder than the value totals do: a majority buyer wants control, a clean cap table and a management team that will stay.
Japan is the most consistent buyer in the mid-market segment, and Thailand shows it most clearly. Japanese companies filed for 119 billion baht of investment promotion across 311 projects in Thailand during 2025, up 146% in value and 17% in project count on 2024, according to Board of Investment figures reported by The Nation in 2026. Those are greenfield and expansion applications rather than acquisitions, but they map the same appetite, because the Japanese manufacturer who has just built a second plant in Rayong is the buyer for its Thai supplier. Which advisers can reach that buyer is the subject of our guide to how mid-market deals get done in Thailand.
The buyer class nobody can size is the single-family office. They rarely announce, rarely file and do not appear in fund-level data, so no dataset in this article covers them, and they are frequently the ones writing $5M to $30M cheques directly. What a founder should expect when one appears is set out in our guide to family office capital in Asia.
Which sectors are actually transacting?
Technology dominates by value and has little to do with the mid-market. Mergermarket counted USD 18 billion of Southeast Asian technology deals across 95 transactions in the first half of 2026, nearly four times the USD 4.8 billion of the prior year, and the largest single item was Singapore Technologies' USD 9 billion STT GDC stake sale. Take the data centres out and the picture is more ordinary: Conyers found technology, real estate and consumer goods and services leading its ASEAN set, and BCG put materials and industrials at USD 1.7 billion across nine large-cap deals.
Two sectors carry disproportionate weight between $2M and $50M. The first is manufacturing, where production moving out of China keeps making Thai, Malaysian and Vietnamese suppliers worth owning rather than contracting with; the arithmetic behind that is in our piece on why consolidation is accelerating in Malaysian manufacturing. The second is food and beverage, where regional groups assemble brand portfolios one small acquisition at a time, a pattern set out in our look at food and beverage roll-ups in Southeast Asia. Healthcare sits alongside both: Bain recorded Southeast Asian healthcare private equity deal value rising about 60% over five years.
Is the succession wave real, or is it a sales pitch?
It is real, and the evidence is better than the anecdotes. Sun Life Asia surveyed 1,823 family business owners across Hong Kong, Indonesia, Malaysia, the Philippines, Singapore and Vietnam in October 2025 and found that only 27% had a fully developed business succession plan. Another 25% had partial plans, 24% were still drafting one, and 19% had nothing in place but intended to act. The country spread was wide: 39% in Indonesia, 28% in Singapore, 20% in Hong Kong, 14% in Vietnam. On the next generation, where those successors already work in the business, 40% of owners believed they were fully willing to take over. Asked directly, only 31% of next-generation members who are not working in the business said they were willing themselves, and among those who were both outside the business and reluctant, half gave wanting to keep their independence as the reason.
A founder who assumes the willingness is there, and who has never put the question to his children directly, is the founder who reaches the market at 63 rather than at 55. The mechanics of the sale differ by country more than founders expect, which is why we keep them separate: selling a business in Indonesia and selling a business in Malaysia run on different foreign ownership rules, different approval processes and different buyer pools.
What do financing conditions mean for a mid-market deal in 2026?
Two of the three largest ASEAN mid-market economies have policy rates near the bottom of their recent range, and the third has turned. The Bank of Thailand held its one-day repurchase rate at 1.00% at its August 2026 meeting, after a 25 basis point cut in February. Bank Negara Malaysia's overnight policy rate stood at 2.75% as of 3 September 2026. Indonesia went the other way: Bank Indonesia held the BI-Rate at 4.75% through the first quarter of 2026, then raised it 50 basis points in May, another 25 at an off-cycle meeting on 9 June and a further 25 on 18 June, to 5.75%, where it stayed after the 18-19 August 2026 meeting. Rupiah stability rather than domestic demand is what moved it.
Cheap policy rates do not translate into bank finance for the acquisition of a family company, and sellers misread this constantly. Regional banks lend against assets and audited history, not against a buyer's thesis, so the funding for a mid-market acquisition increasingly comes from somewhere else. The AIMA and Alternative Credit Council report Private Credit in Asia, published in November 2025 with Simmons & Simmons, EY and Broadridge, put Asia-Pacific private credit assets under management at USD 59 billion in 2024, projected to reach USD 92 billion by 2027, a compound growth rate of about 16%. The detail that matters for a founder is that 90% of Asia-Pacific private credit deals are sponsorless, meaning the borrower has no private equity firm behind it. That is the lender class most likely to sit behind an offer for your business, and it prices differently from a bank. Whether debt or equity is the right instrument for your own balance sheet is a separate question, worked through in venture debt versus equity for Southeast Asian SMEs.
What the published data does not capture
Nobody publishes the number you actually want. This is worth being blunt about, because the gap between the figures above and your own sale is large.
- Databases record announced deals with disclosed values. Most private share sales in Indonesia, Malaysia and Thailand produce no public filing and no announcement, so the true deal count in the $2M to $50M band is unknown rather than low.
- Multiples are the worst offender. Any regional average EBITDA multiple is computed from deals with disclosed prices, which skews heavily towards larger, listed and better-advised sellers. Applying it to an unaudited family business is not analysis.
- EY counted 31 Southeast Asian financial services transactions in the first half of 2026 across six national markets. Thirty-one were disclosed. That is not the same as thirty-one having happened.
- Counts disagree with each other. Conyers recorded 375 ASEAN transactions in the six months to February 2026 and 346 in the equivalent period a year earlier. Mergermarket recorded 421 across the first half of 2026 for a wider country set. Neither is wrong; they are counting different things, and neither is counting you.
The practical consequence is that price discovery in this segment happens through a process rather than a dataset. You find out what your business is worth by putting it in front of a controlled number of screened buyers at the same time and seeing what comes back, which is also how a buyer finds out whether an asset is fairly priced. Our guide to finding vetted mid-market businesses for sale in Asia covers the buy-side version, and the trade-off between running a process and posting a listing is set out in advisory-led M&A versus listing marketplaces.
What this means if you are selling or buying in 2026
If you are a seller, the 2026 conditions are favourable in one specific way: buyers who spent two years waiting for valuations to fall have now accepted the reset and moved to majority positions, and exit activity is running well ahead of last year. That competition only reaches you if your business is legible. Normalised financials, a data room that answers questions before they are asked, and reduced dependence on you personally are what convert regional appetite into competing offers. Value enhancement programmes typically lift exit valuations 20-40%, and they take six to eighteen months to show up in the numbers, so the work starts before the market does.
If you are a buyer, the risk in this market is paying a public-market multiple for a private-market asset. Mid-market Southeast Asian targets carry issues that large-cap diligence checklists miss: related-party transactions inside the accounts, nominee shareholdings left over from an earlier ownership structure, land use rights that do not match the title, and customer concentration hidden behind a single distributor. Our due diligence checklist for cross-border Asia acquisitions works through each of them.
Neither side can get the number it needs from a report. If you want to know which of the buyers described above would look at your business, and at roughly what price, you can start a confidential, no-obligation conversation about what your business looks like to a buyer.
Frequently Asked Questions
Is 2026 a good year to sell a business in Southeast Asia?
Conditions have improved on 2024 and 2025. Mergermarket recorded USD 50.8 billion of Southeast Asian deal value in the first half of 2026, up 82% on the same period of 2025, and exits rose to USD 5.65 billion across 12 transactions against USD 856 million across eight. Those figures cover larger deals than most family businesses, but they describe a buyer pool that is deploying rather than waiting. Whether it is a good year for your business depends on your own numbers, not the market's.
Which Southeast Asian country has the most mid-market deal activity?
Singapore leads on value and is not a mid-market market: Mergermarket put it at USD 33 billion across 165 deals in the first half of 2026, and Bain put it at USD 7 billion of 2025 private equity deal value. For $2M to $50M businesses, Indonesia, Malaysia, Thailand and Vietnam matter more, and the Conyers ASEAN set covering those markets plus the Philippines averaged about USD 36 million per transaction in the six months to February 2026.
Who buys mid-market businesses in Southeast Asia?
Four groups. Regional strategic acquirers buying suppliers, distributors or competitors; Japanese, Korean and Taiwanese corporates extending supply chains already located in the region; mid-market private equity and search funds looking for control; and family offices and high-net-worth individuals writing direct cheques. BCG put inbound acquirers at 47% of large-cap 2026 deal value, led by American, Japanese and Taiwanese buyers.
Why do published M&A figures not match what I see in my own sector?
Because the figures only include deals that were announced with a disclosed value. A private share sale of an Indonesian or Thai company usually requires no public filing, so mid-market transactions are systematically under-counted while large listed deals are counted precisely. Two credible providers can report different totals for the same region and period and both be accurate about what they measured.
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