Compared to the rest of the Houston Metro market, the Pasadena region has less expensive rates, so you should have no trouble finding a great deal in this depreciated region.
In the last 90 days, 17 listings have been listed, which means leases most likley are leasing quickly. You'll want to be prepared to make an offer immediately. There aren't many listings below 2,000 square feet available, so finding a space for a small business might be tough.
The standard measurement for office space in this area is around 1,460 sqft. Most properties in this region are approximately 2 stories. Most buildings in this market were built in 1988 and are Class A.