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Postal Address

LinkResearchTools GmbH
Am Langen Felde 12 / Top 1-4
1220 Vienna


LRT USA        (866) 347-3660
LRT Canada   (877) 736-7787
LRT UK          +44 800 011 9736
LRT Austria   +43 720 116440

VAT ID: ATU62127727



Company Registration Data (Impressum”):
Legal company name: LinkResearchTools GmbH
Company Register Austria: FN 269754y
Tax ID: 189/5973
VAT ID: ATU62127727
Business register ID: 104381F22, MBA22-104381F22/0001/002

Jurisdiction/Gerichtsstand: Wien

Applicable Law: Austria



Offenlegung gemäß §§ 24, 25 Mediengesetz und Informationen gemäß § 5 ECG

Medieninhaber, Herausgeber und Hersteller: LinkResearchTools GmbH

Sitz: s.o.
Anschrift: s.o.
Telefon: s.o.


Firmenbuchnummer: s.o.
Firmenbuchgericht: Handelsgericht Wien
Umsatzsteuer-Identifikationsnummer: s.o.

Kammerzugehörigkeit: Wirtschaftskammer Wien
Tätigkeitsbeschreibung und eingetragener Gegenstand: Werbeagentur mit Schwerpunkt Internet Marketing
Gewerberechtliche Vorschriften: Gewerbeordnung (GewO; siehe BGBl Nr. 194/1994 in der jeweils geltenden Fassung)

Managing Director: Christoph C. Cemper

From March 4 2019, any order, contract, tax confirmation or other official company document between LinkResearchTools (LRT) and 3rd parties that were previously “ink signed” are, exclusively signed in electronic form using the qualified electronic signature (QES) of Christoph C. Cemper per eIDAS (established in EU Regulation 910/2014 of 23 July 2014). No other authorized company signatories exist since 2015.

The settlement of customer payments via credit card also takes place via

1, Place du Marché
L-6755 Grevenmacher
R.C.S. Luxembourg B 144133

Dipl. Vw. Mirko Hüllemann
Dipl. Phys. Jens Bader
Andrè Munk



Clients speak for LinkResearchTools

William Sears - Growth & SEO at LinkedIn

William Sears

"A huge part of SEO success is your backlink portfolio.

 Not only do you need to understand where your links are coming from, you need to be able to take action to manage those links. LinkResearchTools is an indispensable collection of powerful tools to do just that. I’m a long-time customer of LinkResearchTools and highly recommend it to anyone who is serious about crushing it with links."

Kenneth Chan, Founder and CEO - Tobi


"Your tools are the best in the industry.

 The service is great.

Christoph, your passion is contagious."

Larry Markovitz -  Sr. Director of Organic Search at GroupM 


"Continuous improvement of our client's results

LinkResearchTools and specifically Link Detox gives us actionable insights that continuously improve our clients results in the search engines."


Read what other happy users of LRT say and see all the companies that licensed LRT.

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