AMETEK, Inc is an American global manufacturer of electronic instruments and electromechanical devices with headquarters in the United States and over 220 manufacturing sites worldwide.

The company was founded in 1930. The company's original name, American Machine and Metals, was changed to AMETEK in the early 1960s, reflecting AME's evolution from a provider of heavy machinery to a manufacturer of analytical instruments, precision components and specialty materials.

The firm now consists of two major groups (the Electronic Instruments Group and the Electromechanical Group). Together, these two groups and their divisions combine a total of over 100 brands, including analytical instruments, monitoring, testing and calibration devices as well as electrical motors, pumps and interconnects. The company's headquarters are in Berwyn, Pennsylvania.

AMETEK is listed on the New York Stock Exchange. Its common stock is a component of the S&P 500 index and the Russell 1000 index.

Southern Aeroparts, Inc. ("SAI"), a provider of third-party maintenance, repair and overhaul (MRO) services to the commercial aerospace industry

High Standard Aviation, a provider of electrical/electromechanical, hydraulic and pneumatic repair services to the aerospace industry

the pressurized gas systems business of Ameron Global

the assets of Unispec Marketing and Thelsha Technical Services , two privately owned and affiliated businesses headquartered in Mumbai, India.

Imago Scientific Instruments, a privately held manufacturer of 3D atom probes

Technical Services for Electronics (TSE), a privately held manufacturer of engineered interconnect solutions for the medical device industry

Atlas Material Testing Technology, a provider of weathering test instruments

Haydon Enterprises, a manufacturer of high-precision motion control products.

assets comprising substantially all of American Reliance's Power Division (AMREL Power), a provider of direct current (DC) power supplies and electronic loads for the automated test equipment market

the assets of Sterling Ultra Precision, a privately held reseller of machine tools for the ophthalmic lens market;

Avicenna Technology, a privately held supplier of custom components for in the medical device industry

Coining Holding Company

Reichert Technologies, a privately held manufacturer of analytical instruments and diagnostic devices for the eye-care market ., and the parent company of EM Test (Switzerland) GmbH, a privately held manufacturer of electronic test and measurement equipment.

Technical Manufacturing Corporation (TMC), a maker of high-performance vibration isolation systems and optical test benches

O'Brien Corporation, a manufacturer of fluid and gas handling solutions, sample conditioning equipment and process analyzers

Micro-Poise Measurement Systems, a provider of integrated test and measurement solutions for the tire industry,

Aero Components International (ACI) and Avtech Avionics and Instruments (Avtech), both privately owned, FAA-certified aviation repair operations.

The parent company of Dunkermotoren GmbH, a manufacturer of advanced motion-control products for industrial automation.

Sunpower, Inc., a privately held developer of stirling cycle cryocoolers and externally heated stirling engine technology for medical, scientific, telecommunication and space applications

Crystal Engineering, a privately held manufacturer of high-end, portable pressure calibrators and digital test gauges for the oil and gas and power generation markets.

Controls Southeast, Inc. (CSI), a manufacturer of custom-engineered thermal solutions, from Industrial Growth Partners

Creaform (3D), a developer and manufacturer of portable 3D measurement technologies and a provider of 3D engineering services

Powervar, a provider of power management systems and uninterruptible power supply (UPS) systems, for approximately $128 million.

Teseq Group, a manufacturer of test and measurement instrumentation for electromagnetic compatibility (EMC) testing,

VTI Instruments, a manufacturer of high precision test and measurement instrumentation from an investor group led by Merit Capital Partners and Alerion Capital Group million.

Zygo Corporation (NASDAQ: ZIGO)

AMPTEK, Inc., a privately held provider of x-ray detectors used to identify the composition of materials using x-ray fluorescence (XRF)

Luphos GmbH, a firm which produces non-contact metrology technology used in the measurement of complex aspherical lenses and optical surfaces.

Global Tubes, a manufacturer of high-precision, small-diameter metal tubing produced from stainless steel, nickel alloys, zirconium alloys and titanium for the aerospace, medical, nuclear, and oil and gas markets, on May 8, 2015. Annual sales for the acquisition total approximately US$120 million. .

The Surface Inspection Systems Division (SISD) of Cognex Corporation SISD develops and manufactures software-enabled vision systems used to detect flaws and defects in the surfaces of continuously processed materials.

Nu Instruments,

HS Foils,

Brookfield Engineering

ESP/SurgeX.

Rauland-Borg Corporation,

MOCON, Inc.