SEALSQ Launches Commercial Phase of Miraex Quantum Photonics Technology Following Strategic Acquisition

Ge eva, Switze la d , July 31, 2026 (GLOBE NEWSWIRE) —

SEALSQ Co p (NASDAQ: LAES), (“SEALSQ” o “Compa y”), a compa y focused o semico ducto s, PKI, a d post-qua tum tech ology solutio s, today a ou ced the sta t of the comme cial phase of the g ou db eaki g qua tum photo ics tech ology developed by Mi aex SA, followi g the 100% acquisitio of the Swiss compa y i Ju e 2026.

The acquisitio ep ese ted a majo milesto e i SEALSQ’s st ategy to build the wo ld’s fi st Qua tum Sove eig Ve tical Stack, i teg ati g secu e semico ducto ha dwa e, post-qua tum c yptog aphy, qua tum commu icatio s, qua tum etwo ki g, a d qua tum computi g i to a si gle sove eig tech ology platfo m.

Completed o Ju e 2, 2026, the acquisitio was fi a ced th ough SEALSQ’s $200 millio Qua tum Fu d (SEALQUANTUM.com), which has al eady deployed mo e tha $65 millio i to st ategic qua tum tech ology i vestme ts. Mi aex, headqua te ed at the EPFL I ovatio Pa k i Ecuble s, Switze la d, ow becomes the co e sto e of SEALSQ’s qua tum photo ics activities.

“This ma ks SEALSQ’s t a sitio f om b eakth ough esea ch to comme cial deployme t,” said Ca los Mo ei a, Chai ma a d CEO of SEALSQ. “Mi aex closes the qua tum i te co ect laye of ou Qua tum Sove eig Ve tical Stack, the o e piece the i dust y ca ot scale without, a d we ow ow it out ight, acqui ed a d fu ded th ough ou $200 millio Qua tum Fu d. That gives us a e d-to-e d offe i g o competito ca match today: secu e semico ducto s, post-qua tum c yptog aphy, qua tum etwo ki g, dist ibuted qua tum computi g, a d secu e satellite commu icatio s, delive ed f om a si gle sove eig platfo m. We a e taki g that stack to gove me ts, defe se o ga izatio s, cloud p ovide s, telecom ope ato s, a d c itical i f ast uctu e ope ato s wo ldwide. This is how a esea ch pipeli e becomes a eve ue pipeli e, a d it is why we emai co fide t i ou g owth t ajecto y a d ou Root-to-Qubit st ategy.”

At the hea t of Mi aex’s tech ology is its p op ieta y Thi Film Lithium Ta talate Photo ic I teg ated Ci cuit (TFLT PIC) platfo m, capable of efficie tly co ve ti g qua tum i fo matio betwee mic owave f eque cies—used by supe co ducti g qua tum p ocesso s, a d optical f eque cies used fo lo g-dista ce qua tum commu icatio s. This tech ology solves o e of the key challe ges i scali g p actical qua tum computi g a d qua tum etwo ki g.

The comme cial ollout i itially ta gets fou high-g owth ma kets:

• Dist ibuted Qua tum Computi g (DQC): I te co ecti g sepa ate qua tum p ocesso s to d amatically i c ease computi g capacity a d e able modula qua tum supe compute s.
• Qua tum Netwo ki g: Buildi g the optical backbo e equi ed fo la ge-scale Qua tum Key Dist ibutio (QKD) a d the futu e qua tum i te et.
• Qua tum Se si g: Delive i g ult a-se sitive photo ic tech ologies fo avigatio without GPS, defe se systems, c itical i f ast uctu e mo ito i g, a d i dust ial se si g.
• Qua tum O bital Space Cloud (QOSC): P ovidi g adiatio -tole a t photo ic tech ologies fo secu e satellite commu icatio s a d space-based qua tum etwo ks.

The i teg atio of Mi aex sig ifica tly st e gthe s SEALSQ’s lo g-te m oadmap to c eate sove eig qua tum i f ast uctu e combi i g secu e semico ducto s, post-qua tum cybe secu ity, photo ic qua tum i te co ects, t usted cloud computi g, a d secu e space commu icatio s i to o e u ified ecosystem.

The comme cializatio of Mi aex’s tech ology also suppo ts SEALSQ’s b oade st ategy of accele ati g qua tum adoptio th ough st ategic pa t e ships with hype scale s, telecom ope ato s, gove me t age cies, defe se o ga izatio s, esea ch i stitutio s, a d i dust ial leade s seeki g secu e a d scalable qua tum i f ast uctu e.

With the lau ch of Mi aex’s comme cial activities, SEALSQ ei fo ces Switze la d’s positio as a global hub fo qua tum i ovatio while adva ci g its visio of buildi g sove eig qua tum tech ologies desig ed to secu e the digital eco omy fo decades to come.

About SEALSQ:SEALSQ is a leadi g i ovato i Post-Qua tum Tech ology ha dwa e a d softwa e solutio s. Ou tech ology seamlessly i teg ates Semico ducto s, PKI (Public Key I f ast uctu e), a d P ovisio i g Se vices, with a st ategic emphasis o developi g state-of-the-a t Qua tum Resista t C yptog aphy a d Semico ducto s desig ed to add ess the u ge t secu ity challe ges posed by qua tum computi g. As qua tum compute s adva ce, t aditio al c yptog aphic methods like RSA a d Elliptic Cu ve C yptog aphy (ECC) a e i c easi gly vul e able.

SEALSQ is pio ee i g the developme t of Post-Qua tum Semico ducto s that p ovide obust, futu e-p oof p otectio fo se sitive data ac oss a wide a ge of applicatio s, i cludi g Multi-Facto Authe ticatio toke s, Sma t E e gy, Medical a d Healthca e Systems, Defe se, IT Netwo k I f ast uctu e, Automotive, a d I dust ial Automatio a d Co t ol Systems. By embeddi g Post-Qua tum C yptog aphy i to ou semico ducto solutio s, SEALSQ e su es that o ga izatio s stay p otected agai st qua tum th eats. Ou p oducts a e e gi ee ed to safegua d c itical systems, e ha ci g esilie ce a d secu ity ac oss dive se i dust ies.

Fo mo e i fo matio o ou Post-Qua tum Semico ducto s a d secu ity solutio s, please visit www.sealsq.com.

Fo wa d-Looki g Stateme tsThis commu icatio exp essly o implicitly co tai s ce tai fo wa d-looki g stateme ts co ce i g SEALSQ Co p a d its busi esses. Fo wa d-looki g stateme ts i clude stateme ts ega di g ou busi ess st ategy, fi a cial pe fo ma ce, esults of ope atio s, ma ket data, eve ts o developme ts that we expect o a ticipate will occu i the futu e, as well as a y othe stateme ts which a e ot histo ical facts. Although we believe that the expectatio s eflected i such fo wa d-looki g stateme ts a e easo able, o assu a ce ca be give that such expectatio s will p ove to have bee co ect. These stateme ts i volve k ow a d u k ow isks a d a e based upo a umbe of assumptio s a d estimates which a e i he e tly subject to sig ifica t u ce tai ties a d co ti ge cies, ma y of which a e beyo d ou co t ol. Actual esults may diffe mate ially f om those exp essed o implied by such fo wa d-looki g stateme ts. Impo ta t facto s that, i ou view, could cause actual esults to diffe mate ially f om those discussed i the fo wa d-looki g stateme ts i clude SEALSQ’s ability to co ti ue be eficial t a sactio s with mate ial pa ties, i cludi g a limited umbe of sig ifica t custome s; ma ket dema d a d semico ducto i dust y co ditio s; a d the isks discussed i SEALSQ’s fili gs with the SEC. Risks a d u ce tai ties a e fu the desc ibed i epo ts filed by SEALSQ with the SEC.

SEALSQ Co p is p ovidi g this commu icatio as of this date a d does ot u de take to update a y fo wa d-looki g stateme ts co tai ed he ei as a esult of ew i fo matio , futu e eve ts o othe wise.