CallataGuidesBusiness phone system for engineering services firms in New Hampshire
341 engineering services firms operated in New Hampshire in 2023. Where they are, how big their teams are, and what phone service costs them.
- Establishments
- 341CBP 2023
- Employees
- 9,328mid-March 2023
- Per 100k residents
- 24.2U.S. 18.6
- State rank
- 38th of 51by count
The engineering firm industry in New Hampshire
New Hampshire had 341 engineering services firms in 2023, according to Census County Business Patterns (NAICS 541330, Engineering Services). They employed 9,328 people in mid-March and reported $1.1 billion in annual payroll. That is the 38th highest count among the 51 states and DC with published figures. Engineering services firms make up 0.87% of the 39,298 business establishments in the state.
Per 100,000 residents (2024 estimate) New Hampshire has 24.2 engineering services firms, 30.2% above the national rate of 18.6. The average establishment has 27.4 employees against 19.9 nationally. Payroll per employee is $121,466, 10.5% above the U.S. figure of $109,949.
| Measure | New Hampshire | United States |
|---|---|---|
| Establishments | 341 | 63,233 |
| Mid-March employees | 9,328 (moderate noise) | 1,260,577 |
| Annual payroll | $1,133,034,000 (moderate noise) | $138,599,619,000 |
| Employees per establishment | 27.4 | 19.9 |
| Payroll per employee | $121,466 | $109,949 |
| Establishments per 100,000 residents | 24.2 | 18.6 |
Census County Business Patterns 2023 (mid-March employment; annual payroll). Employees and payroll flagged high-noise are shown but not used in the text. Residents: Census Vintage 2024 estimates.
Where engineering services firms in New Hampshire are concentrated
Census published engineering firm counts for 6 metro or micropolitan areas that include part of New Hampshire. The largest is Boston, MA-NH, with 1,147 establishments (a multi-state area; its count covers every state it spans). Single-state metro and micropolitan areas account for 57% of the statewide total; the rest are outside any published area or in areas Census suppressed.
| Area | Establishments | Employees | Per 100k residents |
|---|---|---|---|
| Boston, MA-NH | 1,147 | 32,391 | 22.8 |
| Manchester, NH | 144 | 6,374 | 33.5 |
| Lebanon, NH-VT | 42 | 696 | 18.7 |
| Concord, NH | 30 | 334 | 19.0 |
| Laconia, NH | 12 | 156 | 18.4 |
| Keene, NH | 10 | 55 | 12.8 |
Source: Census County Business Patterns 2023; population from Census Vintage 2024 estimates.
Team sizes at engineering services firms in New Hampshire
43.4% of New Hampshire's engineering services firms with employees had fewer than five people in March 2023, compared with 53.1% nationally. 59.0% had fewer than ten. That is the size of team where a missed call usually means nobody was free, not that nobody was on staff.
| Employment size | Establishments | Share | U.S. share |
|---|---|---|---|
| 1–4 employees | 147 | 43.4% | 53.1% |
| 5–9 employees | 53 | 15.6% | 15.0% |
| 10–19 employees | 57 | 16.8% | 13.1% |
| 20–49 employees | 55 | 16.2% | 11.3% |
| 50 or more employees | 27 | 8.0% | 7.6% |
Employment-size classes count establishments by mid-March 2023 employment. Establishments with no March employees are excluded from the size classes, so shares are of establishments with employees. Source: Census County Business Patterns 2023.
What engineering services firms in New Hampshire use the phone for
Engineering firms handle client calls, contractor questions and agency coordination, often while staff are in the field. Routing calls to the right project engineer saves time on every project.
Typical inbound and outbound calls for engineering services firms in New Hampshire:
- A municipal reviewer calls about comments.
- A homeowner calls about a structural inspection.
- The firm calls a client about a schedule.
After-hours calls
Field issues sometimes need an after-hours callback; routine calls can wait until morning.
Callata voicemail is transcribed and triaged for urgency, and business-hours routing decides where calls go once you close.
What a phone system costs an engineering firm in New Hampshire
Engineering services firms in New Hampshire average 27.4 employees, so the comparison uses a 27-person team. Priced per seat, 27 users would run $810.00 a month on RingCentral RingEX Core and $673.65 on Ooma Office Pro (month-to-month list prices, checked September 28, 2026). On Callata the same 27 people cost $539.00 a month, less than either per-seat plan.
The annual difference against RingCentral's monthly list price comes to $3,252. Some vendors discount annual contracts; the table shows month-to-month prices.
| Provider (plan) | Pricing basis | Per month | Per year |
|---|---|---|---|
| Callata (Callata Office) | $99 incl. 5 users, $20 per extra user | $539.00 | $6,468.00 |
| Quo (Starter) | $19.00 per user | $513.00 | $6,156.00 |
| Nextiva (Core) | $23.00 per user | $621.00 | $7,452.00 |
| Ooma (Office Pro) | $24.95 per user | $673.65 | $8,083.80 |
| Dialpad (Standard) | $27.00 per user | $729.00 | $8,748.00 |
| RingCentral (RingEX Core) | $30.00 per user | $810.00 | $9,720.00 |
Competitor prices are each vendor's published month-to-month list price per user for its lowest plan that includes business calling and texting, checked September 28, 2026: Quo Starter $19, Nextiva Core $23, Ooma Office Pro $24.95 (Essentials excludes texting; one-time $29.95 activation not included), Dialpad Standard $27, RingCentral RingEX Core $30 ($20 billed annually). Prices exclude taxes and fees and may change; annual contracts lower some competitors' prices.
Area codes in New Hampshire
New Hampshire has 1 geographic area code in service according to NANPA. You can choose local numbers in the area codes your clients know, subject to carrier inventory, or port your current number for free.
| Area code | Exchanges | Time zone | In service since | Overlay with |
|---|---|---|---|---|
| 603 | 752 | Eastern | 1947 | none |
Exchanges are NANPA-assigned central office codes (NPA-NXX) in the rate centers matched to the area's named places. Source: NANPA utilized code and NPA reports.
How Callata works for engineering services firms in New Hampshire
Callata is a business phone system priced at $99 a month with 5 users included, then $20 per additional user. Callata Office includes up to 3 local business numbers, unlimited inbound calling, 1,500 pooled outbound US and Canada minutes per user each month, a browser softphone that can also ring your cell, voicemail with transcription, call recording with AI summaries, business-hours routing and E911 on every number.
If you already have a number in New Hampshire, porting it to Callata is free. Texting from a local number requires a one-time carrier registration (10DLC, $49), and the numbers available in any area code depend on carrier inventory when you choose them.
Optional AI agents (receptionist, sales, support or scheduler) can answer calls after hours or when nobody picks up, take messages, text, email and transfer to your team. They are billed from prepaid AI minutes at $0.25 per minute, identify themselves as AI, and may only place outbound calls to people who consented, between 8am and 9pm.
Frequently asked questions
How many engineering services firms are in New Hampshire?
341 in 2023, according to Census County Business Patterns. They employed 9,328 people in mid-March.
Which New Hampshire metro area has the most engineering services firms?
Boston, MA-NH, with 1,147 establishments in 2023.
What does a phone system cost a 27-person engineering firm?
$810.00 a month on RingCentral RingEX Core or $673.65 on Ooma Office Pro at month-to-month list prices (checked September 28, 2026); $539.00 on Callata ($99 a month with 5 users included, then $20 per additional user).
Do I need to register to text customers from a New Hampshire number?
Yes. US carriers require business texting from local numbers to be registered (10DLC). On Callata the registration is a one-time $49 fee, and texting turns on once it is approved.