Now let me compile all the contact information I've gathered to create a comprehensive list of contact emails related to third harmonic generation.

Based on my research, I have compiled a comprehensive list of contact emails and organizations related to third harmonic generation. Here's the complete directory:

LIST OF CONTACT EMAILS RELATED TO THIRD HARMONIC

Companies & Manufacturers

Third Harmonic Bio (Biotechnology)

• General Contact: info@thirdharmonicbio.com
• Investor Relations: rho@thirdharmonicbio.com
• Media Contact: lori.murray@thirdharmonicbio.com
• Address: 1700 Montgomery Street, Suite #210, San Francisco, CA 94111

APE Angewandte Physik & Elektronik GmbH (Germany)

• Sales: sales@ape-berlin.de
• Technical Support: service@ape-berlin.de
• Phone: +49 30 986 011-30
• Address: Plauener Strasse 163-165, Haus N, 13053 Berlin, Germany

EKSMA Optics (Lithuania)

• General Contact: info@eksmaoptics.com
• Phone: (+370) 5 272 99 00
• Address: Dvarcioniu st. 2B, LT-10233 Vilnius, Lithuania

Coherent Corp.

• Customer Support: customer.support@coherent.com
• Phone: +1 734 456-3100
• Website: https://www.coherent.com/support

Amplitude Laser

• General Contact: Available via their THG product page
• Website: https://amplitude-laser.com/thg-third-harmonic-generation/

Raicol Crystals

• General Contact: Available via their THG page
• Website: https://raicol.com/functionality/frequency-conversion/thg

Newlight Photonics Inc.

• General Contact: Available via their THG kits page
• Website: https://www.newlightphotonics.com/

Light Conversion

• Sales: sales@lightcon.com
• Website: https://lightcon.com/products/harmonic-generator-for-pharos/

Del Mar Photonics

• Phone: +1 858 876 3133
• Fax: +1 858 630 2376
• Website: www.dmphotonics.com

Spectra-Physics

• General Contact: Via their THG microscopy page
• Website: https://www.spectra-physics.com/en/n/thg-microscopy

PriTel Inc.

• General Contact: Via their SHG/THG page
• Website: https://www.pritel.com/shg.html

Academic & Research Institutions

École Polytechnique (France)

• Emmanuel Beaurepaire (Research Director): emmanuel.beaurepaire@polytechnique.edu
• Institution: Laboratory for Optics and Biosciences (LOB)
• Phone: (+33) 1 69 33 5021
• Address: LOB, École Polytechnique, Institut Polytechnique de Paris

Yale University (USA)

• Rodriguez Lab: Contact via publications page
• Key Researcher: C. Rodríguez (third harmonic microscopy)
• Website: https://rodriguezlab.yale.edu/

University of Illinois (USA)

• Biophotonics Imaging Laboratory: Contact via main lab page
• Research Focus: SLAM microscopy with third harmonic generation
• Website: https://biophotonics.illinois.edu/

University of Colorado (USA)

• Soft Matter Physics Lab: Third harmonic generation microscopy
• Website: https://www.colorado.edu/soft-matter-physics/

University of Geneva (Switzerland)

• Nonlinear BioImaging Lab: THG microscopy applications
• Website: https://www.unige.ch/gap/nbi/Home/about

McGill University (Canada)

• Wiseman Research Group: Second and third harmonic generation microscopy
• Website: https://www.wiseman-group.mcgill.ca/

Professional Organizations & Societies

Optica (formerly OSA)

• General Contact: Via their website contact forms
• Nonlinear Optics Topical Meeting: Conference organizing committee
• Website: https://www.optica.org/

SPIE International Society

• Technical Support: spiedlsupport@spie.org
• General Contact: Via main website
• Website: https://spie.org/

Max-Born-Institute for Nonlinear Optics (Germany)

• General Contact: mbi@mbi-berlin.de
• Phone: +49 30 639 215-05
• Address: Max-Born-Straße 2A, 12489 Berlin, Germany

Conference & Event Organizers

International Conference on Nonlinear Optics and Nanophotonics (ICNNFT 2025)

• Organizers: IISER Bhopal, CSIR-NPL, TIFR-Hyderabad, OPTICA
• Website: https://icnnft2025.iiserb.ac.in/

NOP Conference (Nonlinear Optics and Photonics)

• Organizer: Dr. Cristian Ciracì (Istituto Italiano di Tecnologia)
• Website: https://nopconference.it/

CLEO Conference

• World's premier laser science forum
• Website: https://cleoconference.org/

Additional Research Contacts

Industry Associations

• Photonics Industry Association: Via photonics marketplace directories
• Laser Institute of America: Professional laser community contacts

Key Research Areas Representatives

• Third Harmonic Microscopy: Academic labs listed above
• Nonlinear Optics: Professional societies (Optica, SPIE)
• Laser Manufacturing: Equipment manufacturers listed above
• Biomedical Applications: Biophotonics labs and THG Bio

Contact Strategy Recommendations

1. For Equipment/Products: Contact manufacturers directly via sales emails
2. For Research Collaboration: Reach out to academic labs and research directors
3. For Technical Support: Use dedicated support emails for equipment manufacturers
4. For Conferences/Events: Contact organizing committees via conference websites
5. For Industry Information: Connect with professional organizations (Optica, SPIE)

This comprehensive list covers commercial, academic, and professional contacts across the third harmonic generation field, including manufacturers of THG equipment, research institutions conducting THG studies, and professional organizations hosting related conferences and events.

Appendix: Supplementary Video Resources

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<div class="-md-ext-youtube-widget"> { "title": "COMSOL Tutorial - Simulation of Third-Harmonic Generation ...", "link": "https://www.youtube.com/watch?v=b24Do7P77OI&pp=ygUVI3BsdWFvZW10cmlnb25vY29tc29s", "channel": { "name": ""}, "published_date": "Jan 5, 2023", "length": "25:06" }</div>

<div class="-md-ext-youtube-widget"> { "title": "Phase Matching, explained via Third Harmonic Generation ...", "link": "https://www.youtube.com/watch?v=bha8SzWzRc4", "channel": { "name": ""}, "published_date": "Jan 15, 2024", "length": "23:01" }</div>