Two units totalling 34,000 sq ft have been let at Tustin Developments' Red Scar Business Park in Preston.
HIS Energy, a specialist in reducing energy costs for both commercial and domestic customers, has signed a 10-year lease for a 16,173 sq ft industrial unit at the Longridge Road site.
The property includes adjacent car parking and yard.
HIS Energy has relocated from premises in Kirkham and Fulwood to facilitate expansion.
Bailey Deakin & Hamiltons and Robert Pinkus & Co acted on behalf of the landlord.
Hallis Hudson Group, a family-owned supplier of soft furnishings and curtain hardware, has a three-year lease for a 17,550 sq ft unit at Red Scar Business Park.
It is taking additional space as part of its expansion plans.
Tustin Developments' Richard Hargreaves said, "It is great to see the continued success of local businesses with a requirement for larger premises due to expansion and growth in their businesses.
"Red Scar offers excellent motorway access and this has been instrumental in the lettings.
"The estate has been a popular employment location within Preston for many years. We wish both companies well at their new premises. "