1939
Bill Hewlett and Dave Packard start a test and measurement company in a garage in Palo Alto, California, known today as the "Birthplace of Silicon Valley."

A rich heritage and a passion for innovations to serve customer needs
Our Mission: A passionate focus on people and on customer needs ensures our continued success. We stand for expertise and quality, with highly-qualified and committed employees, worldwide offices, and a network of expert regional partners. AP Sensing is "Leading the Way with Passion."
Our Values: We strive to continually improve our 25+ year HP/Agilent heritage in optical test leadership. Our employees and partners have a talent for innovation. With the industry's most complete set of tests and certifications, we will continue to set industry standards and strive to be the best possible partner for you.
Bill Hewlett and Dave Packard start a test and measurement company in a garage in Palo Alto, California, known today as the "Birthplace of Silicon Valley."
HP establishes its first production site outside of the US in Boeblingen, Germany.
In 1986 HP released its first OTDR (Optical Time Domain Reflectometer), the HP 8145A.
Nov. 1st, 1999, the measurement business from HP spins off into an independent company – Agilent Technologies.
In 2006 (then still Agilent), the world's first outdoor DTS (Distributed Temperature Sensing) model was released.
Nov. 1st, 2007, Agilent’s Fiber Sensing business in Boeblingen, Germany starts with a new Business Model, based on AP Sensing as a dedicated and focused company.
AP Sensing expands its Asia Pacific operations and opens a new office in Shanghai.
AP Sensing is selected to monitor and protect the Eurotunnel, the world's longest undersea tunnel.
The Royal Mecca Clock Tower chooses AP Sensing for heat detection.
AP Sensing introduces market-leading measurement ranges -- up to 50km for both singlemode and multimode fiber.
AP Sensing was selected to supply the DTS (Distributed Temperature Sensing) system to monitor the world's longest XLPE subsea cable link between Sweden and Lithuania.
AP Sensing monitors the power infrastructure for the newly-constructed Olympic City Park in Rio de Janeiro for the Summer Olympics.
World’s first fully-integrated subsea and land cable with DAS and DTS power cable monitoring system.
A 400 MW offshore wind farm is connected via a 36-km-long, three-phase subsea cable to the shore. Then 3 single-phase 220 kV cables continue 45 km.
Industry's most advanced DTS, with new levels of temperature sensing and asset monitoring, breaking limits of time, space and accuracy.