Why

You've got 50–200 inbound bid emails/month across 5 estimators on different service lines, and you're already CC'ing every outgoing bid to bids@ — that's a clean, structured signal a CRM can ingest automatically. The reluctance you mentioned is the real constraint: any tool that requires estimators to manually log companies, contacts, or deals will fail in week two. The whole game is picking the CRM that auto-creates a contact + opportunity from every email in/out of bids@ with the least clicking.

What you actually need

1. Salesflare ($35/user/mo) — of your three shortlisted tools, this one is built exactly for your situation: connect the bids@ inbox, it auto-creates companies, contacts, and opportunities from email signatures and threads, and auto-logs every CC'd outbound bid as an activity. Estimators barely have to touch it.
2. One shared pipeline with stages: Bid Requested → Bid Sent → Follow-up 1 → Follow-up 2 → Won / Lost — plus a "Service Line" tag (so each estimator filters to their own work). Don't build five pipelines; you'll regret it.
3. A habit — Friday 15-minute "stale bids" sweep — each estimator filters to "Bid Sent, no activity in 10 days, mine" and either calls or kills. This is the only manual ritual you need.

Do this today

Sign up for the Salesflare trial at salesflare.com, connect the shared bids@ mailbox (Settings → Email & Calendar → Connect), and let it run for 30 minutes. It will auto-populate companies and contacts from your last 90 days of bid email history — you'll immediately see whether the auto-capture quality is good enough to skip Pipedrive and Close entirely. If it is, you've just answered your vendor question without a single demo call.

What to ignore

Pipedrive and Close are both excellent, but they're built for outbound sales reps who live in the CRM — your estimators won't. Pipedrive will require manual deal creation for every bid (dead on arrival with your team). Close is phone/sequence-heavy and overkill for inbound bid follow-up. Also skip HubSpot Sales Hub Pro — anyone pitching you "AI-powered pipeline intelligence" at this stage is selling complexity you don't need.

What doing nothing costs you

A conservative 15% slippage on the midpoint of 50–200 bids/month (~125) = ~18-19 forgotten bids/month. In utility contracting where a single job can run five to six figures, even one recovered bid a month pays for the entire tool stack for a year.

When to revisit this

When Salesflare's email auto-capture starts misattributing contacts because two estimators are bidding the same GC on different service lines — that's when you'll need per-line pipelines and proper deal ownership rules.