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OptiSense

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Photothermal measuring systems for industrial coating thickness

Haltern am See, GermanyFounded 1998Engineering and Manufacturing Equipment
Valuation $50–100M Last recorded · 2023
Headcount <100 Current team size
Total funding $10–50M Disclosed equity funding
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About OptiSense

OptiSense, founded in 1998 as a spin-off from the Fraunhofer Institute in Germany, specializes in photothermal measuring systems for coating thickness. The company develops and manufactures its "PaintChecker" solutions, which include industrial testing systems and mobile measuring devices, in-house. These products utilize contactless, photothermal technology to measure the thickness of paints, powder coatings, and glazes on various substrates. Key clients are in the automotive, aerospace, medical, and energy sectors.

The company's history includes several milestones, such as developing its first photothermal sensor for a robotic industrial application in 1999 and securing Audi as a pilot customer in 2001. In 2012, OptiSense transitioned from a family-operated startup to a company with a broader management structure to support its international focus, with a presence in Japan, China, South Korea, and the USA. The company is certified according to the EN ISO 9001:2015 quality management system. It has raised a total of $7.44M in funding over four rounds, with the latest being a Series A round in January 2022.

OptiSense's systems are designed to be integrated into industrial processes for quality control and process optimization. The sensors are noted for their miniaturized design, with some models weighing as little as 50 grams. The technology is based on diode lasers and infrared sensors to provide precise, non-destructive measurements on metallic and non-metallic surfaces. The company also offers related services, including consultation, implementation support, calibration, and maintenance.

Source: Dealroom company data

At a glance

Status
Operational
Founded
1998
Headquarters
Haltern am See, Germany
Employees
15
Open positions
None listed
Dealroom signal
33.3/100
Industry
Engineering and Manufacturing Equipment
Sector
Engineering and Manufacturing Equipment, Spinout, EIT InnoEnergy, European Battery Alliance, DT and LS, science-based
Technology
Hardware, Deep Tech, Autonomous & Sensor Tech
Business model
Manufacturing
Client focus
b2b

Funding history

2 recorded events

Company financing events and reported valuations.

Deal typeDateAmountValuationInvestorsSource
EARLY VC✓Equity / VC Jul 2023 $14M $58M Undisclosed ↗
SPINOUT✓Other financing Jan 1998 $0 — Fraunhofer Society - Fraunhofer Gesellschaft —
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Growth signals

OptiSense website traffic

Latest recorded traffic for OptiSense is 610 monthly website visits, down 18.7% over the last three months. OptiSense's team grew 0% over the past year.

Latest monthly visits610 3-month web change-18.7% 1-year team growth0%
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Investments and acquisitions

Capital deployed

Recent portfolio relationships for companies that also act as investors or acquirers.

Investors

1 investor on the cap table

From Dealroom's funding and investor records, grouped by the round each investor first entered.

Other known investors1 additional known investor

  • Fraunhofer Society - Fraunhofer Gesellschaft
Team profiled 1 named & role-tagged
Founders Hidden — book a demo/100 quality score
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Potential founders Hidden — book a demo likely future founders
Startup mafia Hidden — book a demo alumni-founded startups
Talent movements Hidden — book a demo in · Hidden — book a demo out past 12 months

Source: Dealroom Talent Intelligence.

Global footprint

Workforce and web traffic by country
Workforce by country
🇩🇪 Germany · Haltern am See HQ
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Market sentiment

Posts on X, past 7 days

An AI-synthesised read of the highest-engagement posts about OptiSense on X, ranked by likes and reposts, corporate channels excluded.

Reading the room on X — pulling top posts and synthesizing themes…

Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour

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