Foundation repair, full home remodels, exterior windows, siding, and painting — handled by one on-site contractor across San Francisco. Licensed, insured, and known for finishing on time, on budget, and to a standard that holds its value.
Cracked walls, settling, water intrusion, seismic retrofits. Engineered drawings and DBI permits handled.
Learn more → 02Whole-home renovations across San Francisco — drawings, structural work, mechanicals, and finish carpentry under one contract.
Learn more → 03Energy-efficient window replacement, repairs, and historic-home retrofits — properly flashed and trimmed.
Learn more → 04Fiber-cement, wood shingle, and stucco. Full siding replacement, dry rot remediation, and weather-resistive barrier upgrades.
Learn more → 05Built to hold up to fog, salt, and wind in the Sunset and Richmond. The finish lasts because the prep is done right.
Learn more → 06Detached, attached, and garage-conversion ADUs across San Francisco. Drawings, SF Planning, DBI permits handled.
Learn more →Foundation repair, new exterior windows, full siding replacement, and exterior paint — sequenced as one continuous project rather than four contractors trading the keys. The client lived in the home through phase one and moved out only for the structural work. Finished on the original schedule.
Discuss your project →Behan construction is top notch. I have used them for residential and multiple commercial projects. The jobs were always on time, on budget and masterfully executed. Michael is an on-site contractor and is always available.Clayton Kopp Residential & Commercial
Michael is a highly skilled contractor, responsive, dependable, and consistently professional. What truly sets him apart is his follow-through and commitment to making sure every aspect of the work is completed properly. We highly recommend him.Sophie Allauzen Home Remodel
Prompt, communicative, "can-do" approach, great insights, energetic, upbeat, efficient, and highly skilled. Michael gave excellent value, going above and beyond what the specifications of the job called for. The real deal.Malcolm Hillan Bathroom Remodel · University Mound
On-site review of the project with Michael. Scope, constraints, permits, and timeline talked through honestly.
Written, itemized, fixed-price bid. No hourly billing, no open-ended cost-plus. You know what you're signing.
Drawings, permits, structural work, and finish carpentry under one contract. Michael is on-site every day.
We walk the finished work with you, finish the punch list, and stand behind the warranty. You can call us after.
Yes — foundation repair and full foundation replacement are core services at Behan Construction. We handle cracked foundation walls, settling, water intrusion, and seismic concerns across San Francisco, including soft-story retrofits.
Yes. Behan Construction is fully licensed by the California State License Board and carries general liability and workers' comp insurance. We pull all required San Francisco DBI permits on every job that needs them.
We work across San Francisco — Noe Valley, Bernal Heights, the Mission, Glen Park, Twin Peaks, Saint Francis Wood, West Portal, the Sunset, the Richmond, Inner Richmond, Presidio Heights, Haight-Ashbury, Cole Valley, and Ingleside. We also serve Daly City and South San Francisco.
Yes. Behan Construction builds accessory dwelling units across San Francisco — detached units, attached additions, and garage conversions. We handle drawings, SF Planning approval, DBI permits, and the full build under one contract.
Both. We handle window repair, full window replacement, siding repair, and full siding replacement across San Francisco — often as a single exterior project paired with exterior paint. Properly flashed and integrated with new weather-resistive barriers so the whole wall system performs as one.
Yes. We work on a lot of San Francisco rental properties and short-term rentals — durable finish selections, tight turnaround windows, and code-compliant work that holds up to high-traffic use. We scope the work around your booking calendar.
Send a few details and Michael will reach out to schedule an on-site walk-through. Or call us directly at (415) 218-9270.