| A. Feist & Cie. |
| A. G. Schmidt & Sohn |
 | A. Werth |
| Abr. Knyn |
 | Abr. Schnitter (Wasso) |
| Adolf Braun |
 | Adolf Volker - Can be found with a plain center or with a train in the center of the circle (the rarer version). |
 | Adolf Volker - This is the rarer version maker mark found on products of this firm. |
 | Aeschulap, Tuttlingen (SA, NSKK) |
| Albert & Heinrich Bassat |
 | Albert Dorschel |
| Albert Kuhl |
 | Albert Mebus (AMSO) |
 | Alcoso (RAD EM) |
 | Alcoso (Bayonete) |
 | Alcoso (ARMY) |
 | Anton Wingen (SA) |
 | Anton Wingen (SA) |
| Argenta Gesellschaft |
 | Arthur Ebertz (AES) |
 | Artur Schuttelhoffer & Co (SS) |
 | Arthur Wingen (Chromolit) |
| Artur Melcher (Armeso) |
| Aschenbach (Ankermast) |
 | Asso |
 | Aug. Knecht |
 | Aug Kullenberg |
 | Aug. Malsch & Sohn (steinbach) |
 | August Bickel |
 | Aug. Merten |
 | Aug. Merten (SA) |
| August Muller |
 | Axt-Und Hauerfabrik (RAD EM) |
| Bahrel |
| Baurmann & Sohn |
| Beckmann, GmbH |
 | Beien (High Probability) |
| Bergfeld & Sohn |
| Besteckfabr Deppmeyer |
 | Bismarck |
 | Boker |
 | Bontgen & Sabin (Fussball) |
 | C.F. Kayser |
 | C. Bertram Reihn |
 | C. Eppenstein & Sohne |
| C. Fredr. Ern |
 | C. G. Haenel, Suhl |
 | C. Linder Solingen/Merscheid (SA) |
 | C. Lutters & Cie. |
 | C. Remscheid & Co (REMEVE) |
 | C. Rud Jacobs |
 | C. Schlieper |
 | C&R (Carl & Robert) Linder, Solingen |
 | Carl Aug. Meis GmbH |
 | Carl Bender |
 | Carl D. Schaaff (Perfectum) |
 | Carl D. Schaaff |
 | Carl Eickhorn (Over The Shoulder) |
 | Carl Eickhorn (SS, SA) |
| |
 | Carl Eickhorn (Railway, Army, Customs) |
 | Carl Grah (Stahlwarenfabrik) |
 | Carl Gustav Spitzer (RLB, Army) |
 | Carl Gustav Spitzer (Army) |
| Carl Haas |
| Carl Halbach |
 | Carl Heidelberg |
 | Carl Fr. Kьhrt (SA) |
 | Carl Julius Krebs (Navy) |
 | Carl Julius Krebs (RAD EM) |
 | Carl Julius Krebs (SA) |
 | Carl Kloos |
| Carl Robert Kaldenbach |
 | Carl Schmidt Sohn |
 | Carl Tillmann Sohn |
 | Carl Wusthof (SA, 1st Luft) |
 | Carl Zander (Kwick) |
 | Christianswerk |
 | Chromolit, Solingen (SA) |
| Clarfeld & Co. |
 | Clemen Und Jung (Damascus) |
 | Clemen & Jung (SA) |
 | Curdts Nachf (NSKK) |
 | Curt Hoppe |
 | Daniel Peres |
| David Malsch |
 | E. F. Horster |
 | E. Bonsmann |
 | E. Knecht |
 | E. Lьttges & Co |
 | E. Pack & Sohn&S (Army, Luftwaffe) |
 | E. Pack & Sohn (SS) |
 | E. Schrick & Sohn (SA) |
| E. Steineshof & Sohn |
 | Ed Wusthof (RAD EM) |
| Edmund Bergfeld & Sohn |
 | Ed Gembruch (SS) |
 | Eduard Vitting |
 | Ehr. Reich Schweina |
| Eichenlaub M |
 | Eickelnberg & Mack |
 | Emil Gierling |
| Emil Hermes |
 | Emil Kaiser |
 | Emil Voos (SA) |
 | Emil Voos (Army) |
| Englert & Solvie GmbH |
| Erich Neumeyer |
| Ernst Bochem |
 | Ernst Bruckmann (SA) |
 | Ernst Busch |
| Ernst Dirlam (Hoffnungswerk) |
 | Ernst Erick Witte (KRONECK) RLB |
 | Ernst Grah |
 | Ernst Hugo Rasspe |
 | Ernst Kemper |
| Ernst Mandewirth |
 | Ernst Romer |
| Ernst Rottgen |
 | Eugen Haering |
 | Eugen Scheidt |
| Eur Reich |
| Ewald Cleff |
 | F. A. Kirschbaum & Co. |
 | F. Dick (SA) |
 | F. Dick (SA) Maker of Rohm Daggers |
 | F. Ed. Ohlinger |
 | F. Herder A.S. (SS) |
 | F. Herder A.S. |
| F. Koeller & Co. |
 | F. A. Helbig, F&A, Steinbach (SA, DLV) This maker mark is characteristically found to be lightly applied and often lacks detail to the etching. |
 | F. (Friedrich) Plucker Jr, F (SA) |
 | F. Von Brosey |
 | F. W. Backhaus |
 | F. W. Holler (ARMY, Luftwaffe) This maker is often reproduced. Later examples are marked "Berlin" instead of "Solingen." |
| F. W. Jordan |
| Feist & Cie (Lunawerk) |
 | Ferd. Neuhaus (SA) |
| |
| Fernando Esser & Cie |
| Flocke & Cie |
 | Fr. V.D. Kohlen |
| Franz Frenzel |
| Franz Pils & Sohn |
 | Franz Steinhoff |
| Franz Weinrank |
| Fred Neuhaus |
| Fredrich Herkenrath |
 | Fredericus |
 | Friedrich Aug. Schmitz |
 | Friedrich Geigis |
| Fritz Balke |
 | Fritz Berthelmess |
| Fritz Weber |
 | G. Felix Gloriawerk |
| G. Reinhold Gran (Foche) |
| Gebn Torley |
 | Gebr. Becker |
 | Gebr. Bell |
 | Gebr Berns, Solingen (SA) |
| Gebr. Bohmenachel |
 | Gebr. Born |
 | Gebr. Christians (Christianswerk) |
 | Gebr. Grahfrath |
 | Gebr. Grahfrath (HJ) |
 | Gebr Heller (SA) |
| Gebr. Krumm |
 | Gebr. Krusius (Gazelle) |
| Gebr. Kugel & Fink |
| Gebr. Lutzenkirchen |
| Gebr. Noelle GmbH |
| Gebr. Geibel (Hessische Metalwerke) |
 | Gebr Torley |
| Gebr. Weyersberg |
| Gebruder Bell KG |
| Gebruder Born |
| Gebruder Grafath |
 | Gebruder Heller (SA) |
| Gebruder Knoth |
| Gebruder Tueckmantel |
| Georg Kerschbaumer |
| Georg Wetzel |
 | Giesen & Forsthoff (SA, NSKK) |
 | Gottfr. Hoppe Sohn |
 | Gottfried Muller (SA) |
| Gottfried Reuter |
 | Gottfried Weyersberg |
 | Gottlieb Hammasfahr |
| Grah & Deppmeyer |
| Granriso Grafrath |
| Grawyso |
 | Gust. Haker |
 | Gunter Bastian (Hunting) |
 | Gust. Weyersberg |
| Gustav F. Felix (Glorawerk) |
 | Gustaf L. Koller Nachf. |
 | Gustav Neeff |
| Gustav Schneider Nachf. |
 | Gustav Spitzer (2nd Luft) |
| Gustav Stock |
 | Gustav Voss |
 | Gustav Wirth |
 | H & F Lauerjung |
| H. A. Erbe AG |
| H. Hauptner |
 | H Herder, Solingen (SA) |
 | H. Kolping |
| H. Wilke & Co. |
 | HACO |
| Hacklander & Bick |
 | Hammesfahr Cie. |
| Hartkopf & Co. |
| Hch Krom |
| Hein. Boker & Co. (Baumwerk) |
| Heinrich Boker |
| Heinrich Kaufmann & Sohn |
 | Henkel & Muller (Macero) |
 | Herbeck & Meyer |
| Herbertz & Meuberg |
 | Herbertz & Meurer |
 | Herder & Engels GmbH |
 | Herder & Sohn (DIogenes) |
| Herm Linder Sohne |
 | Hermann Hahn (SA) |
 | Hermann Konejung AG |
 | Hermann Schneider |