Ametek is set to acquire Indicor's instrumentation divisions for $5 billion.

      Clayton, Dubilier & Rice achieved one of the cleanest mid-market industrial partial exits of 2026, three and a half years after separating the portfolio from Roper Technologies. Ametek is paying a premium for exposure to the AI-infrastructure sector.

      Ametek, a company based in Pennsylvania that specializes in scientific and industrial instrumentation, has announced its acquisition of the test-and-measurement businesses from Indicor for around $5 billion. The Wall Street Journal first reported this deal in late April when the two companies began exclusive negotiations, marking the largest single partial exit executed by Clayton, Dubilier & Rice in 2026.

      Indicor consists of a 16-brand industrial-instrumentation portfolio (including Alpha, AMOT, CCC, Cornell, Dynisco, Roper Pump, Struers, and Uson) that was created as a carve-out from Roper Technologies in 2022. CD&R acquired a 51% majority stake in Indicor at an enterprise value of $3.6 billion, while Roper maintained a 49% minority equity interest and received $2.6 billion in cash upfront.

      The new entity took on the Indicor name in January 2023 and combined to generate approximately $1.1 billion in revenue in 2022 across various markets, including pumps, valves, test-and-measurement equipment, sensors, and meters.

      Ametek is not acquiring the entire portfolio; the deal focuses specifically on the test-and-measurement segment. The pumps and valves divisions (Roper Pump, Cornell, AMOT, Hansen) will remain part of Indicor under CD&R’s continuing majority ownership. According to confirmation from Private Equity Wire, these assets fit well with Ametek’s core competencies in instrumentation, precision measurements, materials testing, and process-control sensors—areas the company has been expanding through acquisitions for two decades.

      Based on the disclosed figures, CD&R is selling about half of the Indicor portfolio for $5 billion after acquiring the complete portfolio four years ago for $3.6 billion. Private Equity Insights’ deal analysis suggests an implied multiple in the range of 12-14x EBITDA, positioning the firm for a 2.5-3.5x return on its original equity once the remaining pumps-and-valves divisions exit separately.

      This performance is considered exceptional by current mid-market industrial buyout standards. The exit environment for private equity in industrial sectors during late 2025 and early 2026 has been notably challenging, with rising interest rates and reduced strategic-buyer multiples complicating clean exits.

      Roper, the original seller, also stands to gain from this transaction. According to its 2022 announcement, the 49% minority interest it holds entitles it to a proportional share of the exit proceeds. The recent transaction provides significant cash back to Roper in addition to the original $2.6 billion, serving as a validation of its decision to divest industrial operations in favor of higher-multiple software ventures.

      In 2026, much of the strategic M&A coverage has focused on AI infrastructure and the distribution of frontier models. This week, TNW reported on talks regarding collaborations among Blackstone, KKR, and Google on AI, Blackstone’s $1.75 billion data-center REIT IPO, the launch of the Anthropic services firm, and OpenAI’s $10 billion DeployCo closure.

      While the Ametek-Indicor deal doesn't fit into those narratives, its customer base—comprising semiconductor manufacturers, pharmaceutical producers, aerospace and defense integrators, and energy sector operators—aligns closely with the market benefiting from the AI infrastructure expansion.

      In this context, Ametek represents one of the clearer public market plays in the AI infrastructure sector, even though it has not labeled itself as such. Other companies, like Samsung Electronics with its AI memory demand surpassing $1 trillion and STMicroelectronics aiming for $3 billion in space-chip revenue, demonstrate a similar trend. The instrumentation firms involved in testing, measuring, and validating the chips and process flows associated with these figures will benefit across the board from the ongoing developments.

      The combined revenue of Ametek and Indicor is projected to approach $9 billion. The transaction is anticipated to close in the latter half of 2026, pending regulatory approval. CD&R plans to prepare the remaining pumps and valves businesses for a separate exit, while Ametek will handle the integration in a manner consistent with its previous acquisitions. Though this process may lack glamour, all evidence suggests it is additive to their growth.