Sonoma County, California
Home Services in Healdsburg, CA
Where three valleys meet, Healdsburg pairs an upscale downtown with warm wine-country summers. Ongaro & Sons delivers premium heating, cooling, plumbing, and electrical service across Healdsburg.
Ongaro & Sons has been a fixture in the North Bay since 1932, and now covers heating and cooling, plumbing, electrical and solar in house. We are Diamond Certified, we hold a BBB A+ Rating, and we carry 4.8 stars across 2,745 Google reviews. Every truck runs from our Petaluma headquarters, we pull the permit, and the price is settled before anything is opened up.
On this page
Healdsburg is not on the same utility as the rest of the county
Start here, because almost every article a Healdsburg homeowner reads about North Bay rebates is written for somebody else's address.
Sonoma Clean Power is the community choice electricity provider across this county, and its heat pump and water heating programs are what fill search results. They do not reach you. SCP states the position itself: it is "the local power generation provider for Sonoma and Mendocino counties, with the exception of the incorporated cities of Healdsburg and Ukiah which have their own city-operated public power utilities" (Sonoma Clean Power FAQ).
Healdsburg runs its own municipal electric utility. That has three consequences worth knowing before anyone quotes you anything.
The rebates are the city's, not the county's. Healdsburg publishes its own residential programs and rebates, covering heat pump HVAC, heat pump water heating, weatherization, laundry, electric cooking and smart thermostats. A contractor quoting a Sonoma Clean Power rebate on a Healdsburg job has the wrong utility, and that is a fair thing to check before you check anything else.
Gas is still PG&E. Electricity is municipal here; natural gas is not. So a project touching both, which most water heater and furnace work does, deals with two different organizations.
Nobody else in the county has this. Cloverdale, Geyserville, Windsor and Santa Rosa are all SCP. Eleven miles down the road the answer changes.
The city's rebate conditions are stricter than the headlines
We read the terms rather than the amounts, because the terms decide whether your project qualifies at all. Four of them catch people out.
A heat pump has to clear a rating floor. The city's HVAC rebate requires AHRI certification and minimum ratings of "16 SEER2 and 8 HSPF2." Plenty of entry-tier equipment does not reach that, so the specification is settled before the order, not after.
Keeping the gas furnace costs you the larger tier. The city pays one amount where a system has gas backup and a substantially larger one "if existing gas heater is fully removed." That single condition often decides between a dual fuel design and a full heat pump, and it should be a deliberate choice rather than a discovery at rebate time.
The same rule governs water heating. A heat pump water heater rebate needs ENERGY STAR certification and "3.30 Unified Energy Factor or higher," and again pays more when the existing gas unit is fully removed rather than left in place.
A thermostat controlling only a gas furnace is excluded. The city's load management program runs through Optiwatt, and its requirement is explicit: the thermostat "must control a cooling system and/or an electric heating system (e.g., thermostats that control a gas furnace only do not qualify)." Enrollment also caps you at three overrides per three-month period to keep the participation incentive.
Weatherization has its own thresholds, a final attic R-value of R-44 or greater, or R-13 in walls for homes built before 1988, and existing buildings only. Program terms move. We check the current published conditions against your specific equipment when we write the quote rather than repeating a figure from memory.
Two permit counters, and your parcel decides which
Inside the city limits, work is permitted by the City of Healdsburg Planning and Building Department at 401 Grove Street, which administers the building and planning regulations and assists applicants directly.
Outside the city limits, out through the Alexander and Dry Creek valleys and along the rural roads, the authority is Permit Sonoma. That is not administrative trivia. A water heater swap on a downtown street is a straightforward building permit. The same swap on a county parcel can sit alongside a well or a septic system, each with its own review path and its own inspectors, and those do not compress because a fixture is out of service.
We confirm which counter owns your address before an estimate is written, because guessing wrong is the cheapest possible way to lose two weeks.
The air district line runs above this town, not through it
Healdsburg falls under the Northern Sonoma County Air Pollution Control District rather than the Bay Area Air Quality Management District. The county publishes the boundaries.
It matters because the zero-NOx appliance rules that dominate planning further down the county were adopted by BAAQMD, an agency with no jurisdiction over this address. A homeowner in Petaluma replacing a gas water heater is working against a compliance horizon. A homeowner here is not. The choice between gas and electric is an economics and capacity question, and it should be made on what suits the house.
What does apply is statewide. Title 24 energy requirements attach to every replacement, and the 2025 Building Energy Efficiency Standards have governed since January 2026. That cycle put new single-family construction on a single fuel baseline with heat pumps prescriptively required for water and space heating. It did not turn your replacement into a mandatory fuel switch, and the two get conflated constantly.
Heating and cooling in Healdsburg
This is inland Sonoma County at the head of three valleys, and it runs hot. Summers here are long and dry and well above anything the coast sees, which means cooling is a real load rather than a few uncomfortable afternoons a year. Winters are mild, which is exactly the profile a heat pump was built for.
The practical consequence is that a system specified off the old furnace instead of off the cooling load ends up wrong in both directions. We measure the house room by room before quoting: floor area, orientation, glazing, insulation, infiltration. Oversizing is the quiet defect here, because too much capacity satisfies the thermostat quickly, shuts down, and never runs long enough to even out the rooms or pull moisture out of the air.
Duct condition is what fails most often in the older housing near the Plaza, where forced air was retrofitted into houses framed generations before central air existed. We measure static pressure before specifying equipment, because high-efficiency machinery on undersized ducts delivers the rating on the label and nothing like it in the rooms. Our heating and cooling work across Sonoma County covers the equipment decisions in depth.
Plumbing in Healdsburg
The town's housing runs from Victorian and early twentieth century homes around the downtown Plaza through mid-century ranches to newer construction spreading outward, and the buried pipe reflects that spread.
On the older streets we routinely find galvanized steel supply lines, which corrode inward until the effective diameter is a fraction of what it started as and the upstairs shower drops off whenever the laundry runs. On the waste side it is vitrified clay in short jointed sections, where roots enter at the seams, and cast iron that scales until the working bore is a fraction of nominal. Newer neighborhoods fail differently and less often, usually from a joint never fully seated or a sag left by poor bedding.
The measurement worth taking on every house here is static pressure. It sits behind an implausible number of separate complaints, because excess pressure loads every gasket, cartridge, supply hose and fill valve continuously and turns a slow weep into a burst. It is a two-minute test that regularly explains what a homeowner had assumed were three unrelated problems. Our plumbing across Sonoma County page covers water heaters, drains and sewer laterals in full.
Electrical in Healdsburg
Electrical work here divides cleanly by era. Around the Plaza the services were sized for a much smaller electrical appetite, and the panels have been amended by several generations of tradespeople. Out in the newer construction there is usually room in the panel and clear wall to work against.
Everything downstream waits on one figure, and getting it means somebody actually measuring rather than estimating. Lighting and receptacle load comes off the square footage, fixed appliances go in at the demand factors the code allows, heating and cooling are counted as whichever is larger rather than summed, and the total gets held against the real capacity of the service. Given the summers here, cooling is usually the number that decides it.
Rural parcels change the arithmetic again. A submersible well pump is a 240-volt motor with a starting inrush well above its running current, and that inrush is what makes the lights dip. Add a septic effluent pump, a shop subpanel or irrigation controls and the load profile has nothing in common with a house on a downtown lot. When the numbers come back short, a service upgrade is not the only answer: listed load management equipment can carry a new load on a service that would otherwise fall short. Our electrical work across Sonoma County covers panels, circuits and backup power.
Solar in Healdsburg
Two things shape a solar project here, and neither is the panel.
The first is how exported power is valued. Anyone whose interconnection application went in from April 2023 onward takes service on the Net Billing Tariff, which credits an exported kilowatt hour at what it is worth to the grid in that hour rather than at the retail rate. Grid value is low in the middle of the afternoon when every array in the North Bay is producing and high after sunset when none of them are. A system designed to maximize midday production and sell the surplus was designed for a program that no longer exists.
The second is the panel it connects to. There is a code ceiling on the combined current a busbar may carry from the utility and the solar system together, and that single constraint is why a modest array lands cleanly on one house and forces a redesign next door. A quote that has not resolved it is not a finished quote. Our solar work across Sonoma County covers design, interconnection and storage.
Outages, wells, and why backup gets designed at the panel
Northern Sonoma County lives with PG&E Public Safety Power Shutoffs, called during severe weather to reduce the chance of utility equipment starting a fire.
On municipal water that means lights and refrigeration. On a private well it means no water at all, because the pump is an electrical appliance and a pressure tank buys minutes rather than days. Septic systems with effluent pumps carry the same dependency, and a tankless water heater will not fire without power for its controls and ignition.
The panel is where backup gets designed in. A generator interlock or transfer switch needs a home, battery interconnection depends on the busbar rating, and a critical loads subpanel carrying the well pump, the refrigerator and a few circuits is far cheaper to build while the main panel is open than to retrofit later. We are a Certified Generac Generator installer, and the sequence rarely changes: settle the backup strategy first, then buy the panel that supports it.
What drives the cost of this work in Healdsburg
We do not publish flat prices, because the same appliance in two houses here is two different jobs. What moves a number:
Access first. A crawlspace you can sit up in and one you crawl through are different jobs on the same drawing, and a water heater in a downtown hallway closet reached through a doorway narrower than the tank is not the same as one standing in a garage.
Then what the existing system is made of. Joining to modern material is quick. Transitioning off galvanized or cast iron means fittings, careful support, and a real chance the pipe next to the one you cut is in the same condition.
Then whether another system has to change. A like-for-like swap touches one trade. A fuel switch or a tankless conversion pulls in gas sizing, venting, condensate, or a 240-volt circuit and a panel load calculation, and that is the largest single swing in a residential quote. It is also entirely knowable in advance.
Rural distance is real rather than a surcharge: longer service runs, trenching across a driveway, and access that a mini excavator cannot reach. Code-required components are the piece homeowners least expect, including seismic strapping, an expansion tank, correct venting and combustion air, and the permit itself.
Maintenance that earns its place
Annual attention is cheap relative to what it prevents. On a storage water heater that means flushing sediment before it insulates the burner from the water and having the anode rod checked before it is fully consumed. On a tankless unit it means descaling on schedule, because scale is what turns an efficient appliance into a fault code.
On the mechanical side, filters get changed on a schedule set by the household rather than a calendar, and the capacitor and contactor get tested before the first hot week rather than after. On a well, check the pressure tank's air charge and service the sediment filter, because well quality is the owner's responsibility rather than a utility's. Test ground-fault and arc-fault devices with their own buttons, since they can fail in a way that leaves the outlet working and the protection gone. A maintenance plan keeps that on a schedule instead of on your memory.
The parts of Healdsburg we work in
Downtown and the streets around the Plaza hold the oldest housing: original supply runs extended piecemeal, drainage that grew by addition rather than by design, tight utility closets, and mature street trees standing directly over the sewer lateral. Work in these houses rewards patience and a full assessment, because the second surprise is usually behind the first.
The mid-century and later neighborhoods spreading out from the center are the straightforward end: modern materials, usable duct routes, and panels with room in them.
Out through the Alexander and Dry Creek valleys the job changes shape entirely. Long service runs, well houses, outbuildings with their own supply and drainage, septic systems of varying age, and a permit path through the county rather than the city. Those jobs need more planning before the first cut.
How to choose a contractor for this work
Ask which utility they think you are on. It sounds like a trick question and it is not: a company that quotes you a Sonoma Clean Power rebate here has not read the boundary, and that tells you something about the rest of the quote.
Ask who pulls the permit and from which authority. City or county depends on your parcel, and a contractor vague about it on a well or septic property is telling you how the job will go.
Ask whether the heat pump they are proposing clears the city's published rating floor, and whether the rebate tier they mentioned assumes the gas appliance is removed or kept.
Ask for a written load calculation on anything electric, and ask what happens if it comes back short. A contractor whose only answer is a full service upgrade has not considered load management.
Then check the license classes. We hold C-20 for HVAC, C-36 for plumbing and C-10 for electrical, so a project that crosses trades stays with one company and one point of accountability.
What North Bay homeowners say
Lovely people in the office and Paul, the technician who fixed my heat was charming and very knowledgeable!
Yvonne P.
All the guys I met were very friendly, courteous, efficient, professional, hardworking and cleaned up when job was completed! I would highly recommend Ongaro & Sons to anyone 👍🏼
Gretchen T.
Home services across Healdsburg and Sonoma County
One company, all four trades: heating and cooling across Sonoma County, plumbing across Sonoma County, electrical across Sonoma County, and solar across Sonoma County. Nearby towns we serve: Windsor, Cloverdale, Geyserville and Santa Rosa. The Sonoma County service overview covers the whole county.
Book service in Healdsburg
Tell us the address, what the house is doing, and whether you are on city water or a well, and we will tell you which permit counter applies and what the job realistically involves. Book online at a time that suits you. Scope, jurisdiction and price are all confirmed before work starts.
Healdsburg homeowner questions
Who is the best home services company in Healdsburg?
Ongaro & Sons has served the North Bay since 1932, is Diamond Certified, holds a BBB A+ Rating, and carries 4.8 stars across 2,745 Google reviews. We run C-20 HVAC, C-36 plumbing and C-10 electrical crews as one company. More useful than any of that: we know Healdsburg is on its own municipal electric utility rather than Sonoma Clean Power, and we quote against the city's published rebate conditions rather than the county's.
Does Sonoma Clean Power offer rebates for my Healdsburg home?
No, and this is the single most common error on a Healdsburg quote. SCP states that it serves Sonoma and Mendocino counties "with the exception of the incorporated cities of Healdsburg and Ukiah which have their own city-operated public power utilities." The electrification rebates that apply here come from the City of Healdsburg instead, with their own thresholds and conditions. Natural gas service is still PG&E, so gas-account programs are a separate question.
Does Healdsburg really need air conditioning, or is it cool like the coast?
It needs it. This is inland Sonoma County at the meeting of three valleys, and summers run long, dry and well above anything the coastal towns see. Cooling is a genuine seasonal load rather than a handful of uncomfortable afternoons. Because the winters are mild, a correctly sized heat pump covers both seasons on one machine, which is worth pricing against a separate furnace and condenser rather than assuming.
Who issues the building permit for my Healdsburg project?
It depends which side of the city limit you are on. Inside them, the City of Healdsburg Planning and Building Department at 401 Grove Street administers building and planning regulations and handles the application. On unincorporated parcels through the Alexander and Dry Creek valleys, the authority is Permit Sonoma, and work touching a well or a septic system adds a further review path with its own standards. We confirm which one owns your parcel before writing an estimate.
Will I be forced to replace my gas water heater in Healdsburg?
Not at this address. The zero-NOx requirements homeowners hear about come from the Bay Area Air Quality Management District, and Healdsburg falls under the Northern Sonoma County Air Pollution Control District instead. Those appliance rules do not govern here. Statewide Title 24 energy requirements still apply to any replacement, everywhere. If someone tells you gas water heaters are about to be prohibited in this town, ask them to show you the district boundary.
My Healdsburg home is older. What should I worry about?
Three things, in order. Galvanized supply piping, which loses diameter from the inside and produces weak flow everywhere at once rather than at one fixture. The electrical service, because a panel sized for a mid-century load has little headroom for a heat pump, a car charger or an electric water heater. And the sewer lateral, if mature trees stand over its path. None of those needs solving this week. All three cost less as planned work than as a reaction.
Does a heat pump qualify for the city rebate automatically?
No. The city sets a rating floor of 16 SEER2 and 8 HSPF2 with AHRI certification, and plenty of entry-tier equipment does not clear it. The larger rebate tier also depends on the existing gas heater being fully removed rather than kept as backup, which is a design decision rather than a paperwork one. We settle both before equipment is ordered, because discovering it afterwards is expensive.
I have a smart thermostat already. Does that count?
Only if it controls the right equipment. The city's load management program states that the thermostat must control a cooling system or an electric heating system, and that a thermostat controlling a gas furnace only does not qualify. Enrollment also limits you to three overrides in a three-month period to keep the participation incentive. Worth checking what yours controls before assuming.
What happens to Healdsburg plumbing during a power shutoff?
On city water, the taps keep running. On a private well they stop immediately, because the pump is electric and a pressure tank holds minutes rather than days. A tankless water heater will not fire without power for its controls, a heat pump water heater does nothing at all, and any sump or effluent pump sits idle while water keeps arriving. A conventional gas tank with a standing pilot keeps whatever is already hot. On a rural parcel that belongs in the equipment conversation rather than after it.
Do you work outside the Healdsburg city limits?
Yes. Parcels through the Alexander and Dry Creek valleys and the surrounding rural roads are a normal part of our Healdsburg work. The practical differences are a longer service run from the road, well and septic infrastructure rather than municipal utilities, and Permit Sonoma rather than the city as the permitting authority. We account for access and distance in the quote rather than on the day.
How far away are you, and does that affect scheduling?
We run every Healdsburg job from our Petaluma headquarters, which puts this town at the northern end of our service area. That is worth naming rather than hiding: work booked ahead gets the appointment window you want, and grouping a visit with anything else the property needs is usually the efficient way to do it.