The 2026 Montemar Ene Construcción was a professional tennis tournament played on clay courts. It was the third edition of the tournament which was part of the 2026 ATP Challenger Tour. It took place in Alicante, Spain between 23 and 29 March 2026.
The following players received wildcards into the singles main draw:
The following players received entry from the qualifying draw:
The following players received entry as lucky losers: