Heinrich Strenger Overview

  • Year Founded
  • 1842

Year Founded

  • Status
  • Acquired/​Merged

  • Employees
  • 100


  • Latest Deal Type
  • M&A

  • Financing Rounds
  • 1

Heinrich Strenger General Information


Manufacturer of locking solutions operating in the construction industry. The company's locks are used in buildings for a wide range of plastic, wood, metal and glass applications ranging from simple bolts, box handles, fasteners, glass door fittings and window fittings.

Contact Information

Ownership Status
(Operating Subsidiary)
Financing Status
Corporate Backed or Acquired
Primary Industry
Building Products
Parent Company
Corporate Office
  • Langenberger Straße 32
  • 42551 Velbert
  • Germany
+49 02051 000000000

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Heinrich Strenger Valuation & Funding

Deal Type Date Amount Valuation/
Post-Val Status Debt

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Heinrich Strenger Patents

Heinrich Strenger Recent Patent Activity

Publication ID Patent Title Status First Filing Date Technology (CPC) Citations
DE-202007017853-U1 Clamp for sliding shutters Inactive 19-Dec-2007 000000000
DE-202007003936-U1 Towel holder for door or window of shower cubicle has u-shaped clamp with peg to support handkerchief on one sidewall Inactive 24-Oct-2006 000000000
DE-202006008969-U1 Edge lock for door or window has movable bolt bars actuated by lever with secondary actuator to cause initial lever movement Inactive 06-Jun-2006 000000000
EP-1574647-A1 Window fastener with c-shaped latching elements Inactive 09-Mar-2004 000000000 0
DE-10009523-A1 Lock for door or window, comprises knee lever mechanism with interconnected single arm pivot lever and twin arm turning lever joined to two lock bolts Inactive 29-Feb-2000 E05C9/043
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Heinrich Strenger Executive Team (3)

Name Title Board Seat Contact Info
Andreas Prellwitz Managing Director
Friedhelm Runge Managing Director
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Heinrich Strenger Signals

Growth Rate

0.80% Weekly
Weekly Growth 0.80%, 93rd %
-35.5%. 530%

Size Multiple

219x Median
Size Multiple 219x, 100th %ile
0.00x 0.95x. 413Kx

Key Data Points

Twitter Followers


Similarweb Unique Visitors


Majestic Referring Domains


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