Authenticate
Verify
Why authenticate your collectibles?
Having your autograph or memorabilia authenticated by HSA assures genuineness and is often highly valued by both sellers and buyers.
HSA uses a proprietary based scoring system called AuthentiScore™ that provides a more transparent approach to determine if an object is genuine or not unlike traditional binary methods.
What we authenticate
Memorabilia
Signed miscellaneous memorabilia, costumes, studio equipment
Posters & Tickets
Psychedelic music posters, movie posters, concert handbills, concert tickets
Art & Photographs
Art posters, photography, lithographs, mixed media, street art
Autographs
Autographed guitars, drumskins, concert set lists, album covers, magazines, sports jerseys
Genres we're focused on
Entertainment
Historical
Music
Pop Culture
Sports & Racing
Art
Our company mission is to deliver genuine authentication services to the collectibles market in a trustworthy & timely manner
Holland Shier Authentication | HSA is a global leader in autograph and memorabilia authentication services.
Our services include authentication of autographs & memorabilia of actors, musicians, historical figures, pop culture icons, sports & racing icons.
Verification & Security
Hover over the security hotspots for more info
A one dimensional grating with high brightness and permeability with diffraction of light in one direction gives a holographic effect which is difficult to reproduce.
The hologram HSA logo reflects a color light effect which changes with the observation angle.
Further anti-counterfeiting with a repeated pattern of multi colored micro text of our HSA motif.
A unique QR code, simply scan with your mobile device to access an item’s Verification of Authenticity (VoA) page further providing details about the authentication and grading results of the collectible.
Each authenticated item is assigned a unique certification number that corresponds with the QR code. There are further hidden and encrypted security features which are not made public.
Meet Our Visionaries
CEO, Founder
Jeffrey Shier
Jeffrey Shier has been collecting for over 55+ years, and his company Channel Sports Marketing was the Master Distributor in Canada for Upper Deck Authenticated and Enviromint in the 1990s.
CEO, Founder
Leo Grosso
Leo Grosso is a seasoned technology leader with over three decades of experience in the computer and internet industry. His strategic mindset and innovative approach have driven remarkable success in business development and entrepreneurship.
